Sigma Software

Are you a proactive and detail-oriented professional who thrives in structured environments and enjoys working with people? We at Sigma Software are looking for a Project Coordinator to join our delivery management team.

As a Project Coordinator, you will play a key role in ensuring seamless communication between clients, managers, and teams, contributing to the success of diverse and dynamic projects. You will gain valuable experience in project management, people coordination, and cross-team collaboration.

Why join us? Sigma Software offers opportunities to work with international clients across multiple industries, exposure to cutting-edge technologies, and a supportive environment where your growth is a priority.

     Requirements

• Proven experience as a Project Coordinator or Project Assistant in the IT industry for at least 1 year
• Strong proficiency with Microsoft tools: Outlook, Excel, Word, PowerPoint, and Teams
• Experience with SharePoint or similar platforms is a plus
• Skilled in creating clear, efficient, and professional reports
• Familiarity with Agile methodologies (theoretical knowledge required)
• Well-developed soft skills: communication, adaptability, problem-solving
• At least 1 year of experience in people management or similar areas, including coaching, mentoring, conflict resolution, motivation, and team building
• Upper-Intermediate or higher level of spoken and written English
  
  Responsibilities
• Support Project Managers and Account Managers in coordinating and monitoring project execution
• Facilitate effective communication between clients, stakeholders, and internal teams
• Assist in people management activities, including hiring planning, supporting professional growth, conducting one-on-one meetings, and collaborating with HR
• Prepare and deliver project status reports and presentations for customers and supervisors
• Maintain and update project management documentation in accordance with company processes
• Assist with project start-up, closure, and handover activities
• Participate actively in hiring processes and conduct interviews
• Support organizational initiatives, including team-building activities
• Manage time reporting and ensure data accuracy

Sigma Software is looking for a Project Manager to join our Embedded & IT Support business unit.

We are experiencing in the following domain areas:

• Smart Home & Smart City
• Connectivity & IoT
• Embedded systems for (Consumer Electronics. Industrial Automation. Energy. HVAC)
• Technical support
• DevOps services

• Atlassian partner products, integrations and migrations

   

Why join us? In this role, you will be driving both embedded and technical support initiatives, focusing on a high-class delivery and working in a multi-cultural environment in a team of real professionals.

Requirements

• At least 4 years of commercial experience in project management
• Strong knowledge of project management processes, methodologies, and tools
• Proven risk management and strong leadership skills
• Excellent negotiation and problem-solving abilities
• Experience managing cross-cultural teams
• Hands-on experience driving the adoption of AI practices across projects
• Excellent communication and presentation skills to communicate effectively with customers and project teams
• Upper-Intermediate English or higher

• Experience in embedded projects will be a plus

   

Responsibilities

• Plan, manage, and monitor project execution, ensuring on-time delivery within budget
• Act as the customer’s trusted partner, developing relationships and identifying additional service opportunities and business insights
• Tailor project delivery models to match customer needs and apply best project management practices
• Conduct portfolio risk analysis, proactively manage risks, and communicate effectively with stakeholders
• Be a people manager, execute the company’s people management practices, including hiring, onboarding, performance evaluation, and retention strategies
• Implement best practices and tools for project execution and management
• Drive continuous improvement through lessons learned and project achievements

We are looking for an experienced Senior C++ Engineer to work on large-scale desktop software products in Medical domain. The role focuses on performance optimization, stability improvements, modernization of legacy systems, and development of high-quality desktop applications.

Responsibilities

• Develop and maintain high-quality desktop application components using modern C++
• Implement scalable multithreading and concurrency solutions
• Analyze, identify, and resolve performance bottlenecks in complex desktop systems
• Participate in modernization and refactoring of legacy codebases
• Collaborate with architects, QA engineers, and product teams to deliver stable and efficient solutions
• Contribute to software quality improvements, debugging activities, and system stability initiatives
• Utilize AI-assisted development tools to improve development workflows and accelerate implementation activities
• Participate in technical discussions, code reviews, and engineering best practices initiatives

Requirements

• 5+ years of commercial experience in C++ software development
• Strong expertise in modern C++ standards including C++14/17/20
• Deep understanding of multithreading, concurrency, debugging, and performance optimization
• Hands-on experience with desktop application development
• Practical experience with Qt
• Experience working with Make, Conan, and MSVC
• Experience with CEF integration
• Strong analytical thinking and problem-solving skills
• Ability to collaborate effectively within cross-functional engineering teams
• Intermediate or higher level of English

Will be a plus

• Experience with AI-assisted coding tools and development workflows
• Experience working in regulated software environments
• Technical degree in Computer Science, Engineering, or related field
• German language skills

Are you looking for an opportunity to grow in people operations, staffing coordination, and resource management within the IT industry? We are looking for a Junior Resource Manager who enjoys working with people, data, and operational processes to join our team.

At Sigma Software, you will collaborate with Resource Managers, Delivery Managers, Recruiters, and employees to support staffing activities, reporting processes, and employee lifecycle operations.

Why join us? You will gain hands-on experience in resource management processes, work with cross-functional teams, and develop your analytical and coordination skills in an international IT company.

You will contribute to staffing coordination, employee data management, reporting, onboarding support, and operational resource management activities. The position combines communication, coordination, analytics, and process support responsibilities to ensure efficient people-related operations.

RESPONSIBILITIES

• Support resource management and staffing activities across multiple competency pools
• Maintain and update employee databases, staffing trackers, and resource allocation reports
• Prepare and update employee CVs according to business requests
• Support interview coordination and interviewer management processes
• Track probation periods and support adaptation activities for new employees
• Participate in onboarding follow-ups and feedback activities
• Prepare reports, dashboards, and analytics related to staffing and resource utilization
• Maintain accurate employee-related information across internal systems
• Coordinate follow-ups with employees, managers, recruiters, and other stakeholders
• Support Resource Managers in operational and administrative activities
• Identify data inconsistencies and ensure information accuracy

• Contribute to process improvements and reporting automation initiatives

   

REQUIREMENTS

• 1+ year of experience in coordination, HR support, recruiting support, staffing support, or similar roles
• Strong Excel and Google Sheets skills
• Good analytical skills and confidence working with data, trackers, and dashboards
• High attention to detail and accuracy
• Strong organizational and follow-up skills
• Basic understanding of HR and people-related processes, including onboarding, adaptation, probation period, and feedback cycles
• Strong interpersonal and communication skills
• Ability to work carefully with employee-related and staffing-related information
• Ability to coordinate follow-ups across multiple stakeholders
• High level of empathy, tact, and discretion
• Experience working with dashboards, Power BI, or reporting tools
• Ability to manage multiple parallel tasks and deadlines
• Ability to keep information structured, accurate, and up to date

• Upper-Intermediate

   

WILL BE A PLUS

• Experience in IT outsourcing or outstaffing environments
• Experience working with HR systems, ATS, ERP, or internal reporting tools
• Experience with Power BI

• Experience supporting process automation initiatives

   

PERSONAL PROFILE

• Detail-oriented and organized mindset
• Strong communication and coordination skills
• Analytical thinking
• Proactive and responsible approach to work
• Empathy and professionalism in communication
• Ability to work effectively in a team environment

_____________________________________________________________

Шукаєш можливість розвиватися у people operations, staffing coordination та resource management в IT-індустрії? Ми шукаємо Junior Resource Manager, якому цікаво працювати з людьми, даними та операційними процесами, щоб приєднатися до нашої команди.

У Sigma Software ти співпрацюватимеш із Resource Managers, Delivery Managers, Recruiters та співробітниками для підтримки staffing activities, reporting processes і процесів, пов’язаних із employee lifecycle.

Чому варто приєднатися до нас? Ти отримаєш практичний досвід у resource management processes, працюватимеш із cross-functional teams і розвиватимеш свої аналітичні та координаційні навички в міжнародній IT-компанії.

Ти долучишся до staffing coordination, управління employee data, reporting, onboarding support і operational resource management activities. Ця позиція поєднує обов’язки, пов’язані з комунікацією, координацією, аналітикою та process support, спрямовані на забезпечення ефективних people-related operations.

ОБОВ’ЯЗКИ

• Підтримувати resource management і staffing activities у межах кількох competency pools
• Підтримувати та оновлювати employee databases, staffing trackers і resource allocation reports
• Готувати та оновлювати CV співробітників відповідно до бізнес-запитів
• Підтримувати interview coordination та interviewer management processes
• Відстежувати probation periods і підтримувати adaptation activities для нових співробітників
• Брати участь в onboarding follow-ups і feedback activities
• Готувати reports, dashboards і analytics, пов’язані зі staffing та resource utilization
• Підтримувати актуальність employee-related information у внутрішніх системах
• Координувати follow-ups зі співробітниками, менеджерами, рекрутерами та іншими stakeholders
• Підтримувати Resource Managers в operational та administrative activities
• Виявляти невідповідності в даних і забезпечувати точність інформації

• Долучатися до process improvements і reporting automation initiatives

   

ВИМОГИ

• 1+ рік досвіду в coordination, HR support, recruiting support, staffing support або схожих ролях
• Сильні навички роботи з Excel і Google Sheets
• Хороші аналітичні навички та впевненість у роботі з даними, trackers і dashboards
• Висока уважність до деталей і точності
• Сильні організаційні навички та навички follow-up
• Базове розуміння HR і people-related processes, включно з onboarding, adaptation, probation period і feedback cycles
• Сильні interpersonal та communication skills
• Здатність уважно працювати з employee-related і staffing-related information
• Здатність координувати follow-ups між різними stakeholders
• Високий рівень емпатії, тактовності та discretion
• Досвід роботи з dashboards, Power BI або reporting tools
• Здатність керувати кількома паралельними задачами та дедлайнами
• Здатність підтримувати інформацію структурованою, точною та актуальною

• Рівень англійської — Upper-Intermediate

   

БУДЕ ПЛЮСОМ

• Досвід роботи в IT outsourcing або outstaffing environments
• Досвід роботи з HR systems, ATS, ERP або internal reporting tools
• Досвід роботи з Power BI

• Досвід підтримки process automation initiatives

   

ОСОБИСТИЙ ПРОФІЛЬ

• Уважність до деталей і організованість
• Сильні комунікаційні та координаційні навички
• Аналітичне мислення
• Проактивний і відповідальний підхід до роботи
• Емпатія та професіоналізм у комунікації
• Здатність ефективно працювати в командному середовищі

ROLE OVERVIEW

We are looking for a Senior AI/Python Full-Stack Software Engineer to help design, develop, and operate modern cloud-based applications for the healthcare domain.

In this role, you will work across Front-end, Back-end, and DevOps domains while designing and integrating AI-powered features into business applications used by doctors and clinics. The position requires hands-on commercial experience with modern AI and LLM technologies.

CUSTOMER AND PROJECT

Our Customer operates in the medical domain and develops applications for doctors and clinics.

The project combines Python Full-Stack development, cloud-native engineering, DevOps practices, and the integration of AI-powered capabilities into healthcare applications.

TECHNOLOGY STACK

• React, Angular
• Python
• Kafka, Terraform
• Kubernetes, Helm, ArgoCD

• Azure OpenAI or similar AI platforms

   

RESPONSIBILITIES

• Develop and maintain modern web applications using Python and modern Front-end technologies
• Design, develop, and integrate AI-powered features into business applications
• Build AI agents, intelligent workflows, and automation solutions
• Work with modern LLM platforms and AI development tools
• Build and operate cloud-native services with a strong focus on reliability, security, and scalability
• Collaborate with Product, UX, Architecture, and Engineering teams

• Drive engineering excellence and AI adoption within development teams

   

REQUIREMENTS

• Senior-level Python Full-Stack development experience
• Strong Front-end expertise with React or Angular
• Strong Back-end expertise in Python
• At least 1 year of hands-on commercial experience developing and integrating AI-powered features into software products
• Practical experience building AI agents, intelligent workflows, or automation solutions
• Practical experience with modern LLM ecosystems and AI platforms, such as Azure OpenAI or similar
• Experience with cloud-native architectures and DevOps practices
• Demonstrated practical use of AI tools in software engineering
• Degree in Computer Science or an equivalent technical background
• Strong English communication skills

Location: Bucharest, Romania
Work format: Remote
Employment type: Full-time

We are looking for a Senior AI / Java Full-Stack Software Engineer to help design, develop, and operate modern cloud-based applications for the healthcare domain.

In this role, you will work across Front-end, Back-end, and DevOps domains while designing and integrating AI-powered features into business applications used by doctors and clinics. The position requires hands-on commercial experience with modern AI and LLM technologies.

CUSTOMER AND PROJECT

Our Customer operates in the medical domain and develops applications for doctors and clinics.

The project combines Java Full-Stack development, cloud-native engineering, DevOps practices, and the integration of AI-powered capabilities into healthcare applications.

TECHNOLOGY STACK

• React, Angular
• Java, Spring Boot
• Kafka, Terraform
• Kubernetes, Helm, ArgoCD
• Azure OpenAI or similar AI platforms

RESPONSIBILITIES

• Develop and maintain modern web applications using Java, Spring Boot, and modern Front-end technologies
• Design, develop, and integrate AI-powered features into business applications
• Build AI agents, intelligent workflows, and automation solutions
• Work with modern LLM platforms and AI development tools
• Build and operate cloud-native services with a strong focus on reliability, security, and scalability
• Collaborate with Product, UX, Architecture, and Engineering teams
• Drive engineering excellence and AI adoption within development teams

REQUIREMENTS

• Senior-level Java Full-Stack development experience
• Strong Front-end expertise with React or Angular
• Strong Back-end expertise in Java and Spring Boot
• At least 1 year of hands-on commercial experience developing and integrating AI-powered features into software products
• Practical experience building AI agents, intelligent workflows, or automation solutions
• Practical experience with modern LLM ecosystems and AI platforms, such as Azure OpenAI or similar
• Experience with cloud-native architectures and DevOps practices
• Demonstrated practical use of AI tools in software engineering
• Degree in Computer Science or an equivalent technical background
• Strong English communication skills

We are looking for a Senior AI / .NET Full-Stack Software Engineer to help design, develop, and operate modern cloud-based applications for the healthcare domain.

In this role, you will work across Front-end, Back-end, and DevOps domains while designing and integrating AI-powered features into business applications used by doctors and clinics. The position requires hands-on commercial experience with modern AI and LLM technologies.

CUSTOMER AND PROJECT

Our Customer operates in the medical domain and develops applications for doctors and clinics.

The project combines .NET Full-Stack development, cloud-native engineering, DevOps practices, and the integration of AI-powered capabilities into healthcare applications.

TECHNOLOGY STACK

• React, Angular
• C#, .NET
• Kafka, Terraform
• Kubernetes, Helm, ArgoCD
• Azure OpenAI or similar AI platforms

RESPONSIBILITIES

• Develop and maintain modern web applications using .NET and modern Front-end technologies
• Design, develop, and integrate AI-powered features into business applications
• Build AI agents, intelligent workflows, and automation solutions
• Work with modern LLM platforms and AI development tools
• Build and operate cloud-native services with a strong focus on reliability, security, and scalability
• Collaborate with Product, UX, Architecture, and Engineering teams
• Drive engineering excellence and AI adoption within development teams

REQUIREMENTS

• Senior-level .NET Full-Stack development experience
• Strong Front-end expertise with React or Angular
• Strong Back-end expertise in C# and .NET
• At least 1 year of hands-on commercial experience developing and integrating AI-powered features into software products
• Practical experience building AI agents, intelligent workflows, or automation solutions
• Practical experience with modern LLM ecosystems and AI platforms, such as Azure OpenAI or similar
• Experience with cloud-native architectures and DevOps practices
• Demonstrated practical use of AI tools in software engineering
• Degree in Computer Science or an equivalent technical background
• Strong English communication skills

We’re seeking motivated, sharp-minded professionals to join our team as a Cyber Security Analyst/Researcher. In this role, you’ll collaborate directly with clients, examine traffic patterns, and play a key part in identifying and neutralizing harmful bots and online threats.

Customer

Our customer is a global provider of comprehensive security solutions, protecting individuals, organizations, and communities from a wide range of risks, particularly in the digital space. Their enterprise-focused products specialize in bot defense and invalid traffic detection, helping clients safeguard critical systems and maintain operational integrity.

Project

The project focuses on real-time threat detection and bot mitigation for enterprise-scale clients. Cyber Security Analystes collaborate directly with customers, leveraging advanced analytics platforms to identify malicious traffic patterns and neutralize online threats. This dynamic environment requires both technical expertise and strong communication skills.

Requirements

• At least 4 years of experience in data analysis in cybersecurity or fraud detection domains, including experience with logs and dashboards
• Strong SQL skills: complex queries, aggregations, GROUP BY, ORDER BY, filters, window functions (e.g., RANK()), CTEs, and subqueries
• Technical understanding of web technologies and client–server architecture (APIs, HTTP, basic HTML/JavaScript)
• Experience with SIEM systems (experience with the Elastic Stack would be an advantage)
• Strong troubleshooting and problem-solving skills
• Experience in customer support, including direct communication with clients; professionalism and politeness are essential
• Strong English communication skills

Would be a plus

• Experience in a Cybersecurity Analyst/Researcher role, ideally supporting external customers in threat detection and response
• Experience in web security and security research: web application security, bot management, fraud detection
• Experience with research methodologies (hypothesis testing, verification and research plan)
• Python and JavaScript knowledge
• Experience with BigQuery/Snowflake
• Proficiency in building dashboards using BI tools (Snowflake, Looker, Kibana, JSM)

Personal Profile

• High level of responsibility and ownership
• Ability to work independently with minimal supervision
• Analytical mindset with a data-driven approach to decision-making
• Genuine interest in data, cybersecurity, and delivering high-quality customer service
• Proactive communicator who keeps stakeholders informed without being prompted

Responsibilities

• Investigate advanced and persistent attacks using data analysis and data science tools
• Analyze customers’ web traffic to detect unidentified threats and reduce false positives using Elasticsearch and BigQuery
• Research, design, and continuously enhance detection mechanisms to stay ahead of evolving threats
• Provide real-time technical support to global customers, delivering professional and timely incident responses
• Produce clear, insightful incident reports
• Collaborate cross-functionally with R&D and Research teams to optimize the company’s detection and mitigation capabilities
• Design, plan, and implement internal automation projects to improve team efficiency
• Work in a shift-based schedule, including weekends

Hiring process: 

• Stage 0: Recruitment pre-screen (30 minutes)
• Stage 1: Technical interview (1.5 hours)
• Stage 2: Test task
• Stage 3: Technical client interview (1 hour)
• Stage 4: Second technical client interview (1 hour)
• Stage 5: Soft skills interview on the client side (30 minutes)
• Stage 6: Final interview (optional)

We are looking for a skilled Embedded Engineer to join our growing team and support customers in delivering IoT-driven solutions. As our Embedded department continues to expand, we are seeking professionals with strong analytical thinking and solid technical expertise.

In this role, you will collaborate with a team of experienced Embedded Engineers to design and implement high-quality solutions that address real-world challenges. This role suggests working with embedded systems, cloud connectivity, and modern communication technologies.

If you’re a motivated Embedded Developer ready to take the next step in your career, we would be excited to collaborate with you!

Requirements

• 4+ years of experience with C
• Experience with cloud connectivity applications, including monitoring and Firmware-Over-the-Air (FOTA) solutions
• Strong background in communication technologies such as LTE, BLE, OpenThread, MQTT, and cybersecurity
• Practical experience with Yocto Linux
• Experience in debugging and troubleshooting embedded systems, including software debugging on real devices (using J-Link, ST-Link) and resolving system-level issues
• Upper-Intermediate level of English

WOULD BE A PLUS:

• Hardware knowledge
• Experience with Docker, GitLab, and Jira

Responsibilities

• Design separate components, modules, classes, devices
• Code, debug, document, and maintain portions of software and hardware
• Perform different types of testing
• Participate in estimation and planning sessions
• Contribute to the development of technical project documentation and user documentation
• Provide assistance to test engineers and support personnel in solving technical issues of software installation and its operation
• Participate in conference calls and face-to-face meetings with the Customer and Customer partners
• Comply with the best engineering practices, technical standards, and quality criteria set forth on the project
• Report status and progress according to the project and company demands
• Spot current deficiencies in the development process, adopted procedures, and engineering practices, environment configurations, etc., and suggest improvements
• Escalate technical issues to the Architect, Team Lead, and Project Manager

Join Sigma Software’s IT Solutions Department and help shape the internal platforms and automation solutions that support thousands of daily business operations across the company. We are looking for a Principal level engineer who combines deep technical expertise with strong leadership and communication skills.

In this role, you will work in a complex enterprise environment, contributing to scalable Back-end-heavy Full Stack solutions, enterprise integrations, and AI-enabled engineering practices. 

The position combines hands-on development with architectural decision-making, mentoring, and cross-team collaboration.

We at Sigma Software value engineering excellence, continuous improvement, and modern development approaches. You will have the opportunity to influence technical strategy, drive automation initiatives, and help establish responsible AI-assisted development standards across projects.

CUSTOMER

The role is part of Sigma Software’s IT Solutions Department, which is responsible for building and evolving the company’s internal digital ecosystem. The department develops enterprise business applications, automation platforms, integrations, and productivity solutions that improve operational efficiency and employee experience across multiple business domains.

PROJECT

The project focuses on developing and evolving enterprise-scale internal platforms and automation systems used across Sigma Software. The environment includes interconnected services, enterprise integrations, process automation workflows, and AI-assisted engineering practices designed to support operational scalability and business efficiency.

You will contribute to architecture design, implementation of scalable Back-end solutions, enterprise integrations, and AI-enabled capabilities while collaborating closely with multiple technical and business teams.

Key Technologies: JavaScript, Node.js, React.js, REST API, GraphQL, Claude Code, Codex

Job Description

• Collaborate with stakeholders on solution discovery, technical design, estimations, and delivery planning
• Design and implement scalable and maintainable software solutions aligned with business and architectural goals
• Develop production-quality Back-end-focused solutions while contributing across the Full Stack when required
• Own features end-to-end from technical design to deployment and support
• Lead and mentor Middle and Senior engineers through technical guidance and peer reviews
• Act as a key technical point of contact across multiple teams and drive cross-team collaboration
• Design and implement enterprise integrations, automation workflows, and data processing solutions
• Contribute to AI-enabled engineering workflows and product capabilities
• Establish standards for responsible usage of AI coding assistants within the project
• Review AI-generated code for scalability, maintainability, security risks, and edge cases
• Ensure system reliability, scalability, and performance under growing business demands
• Translate business requirements into practical technical solutions delivering measurable value

Qualifications

• 7+ years of commercial software engineering experience with a strong Back-end focus
• Strong hands-on experience with JavaScript and Node.js
• Experience with React.js
• Solid experience designing and developing REST API and/or GraphQL solutions
• Hands-on experience using AI coding assistants such as Claude Code or Codex in daily development workflows
• Strong understanding of software architecture, design patterns, scalability, integrations, and risk management
• Experience working in enterprise environments with multiple stakeholders and distributed teams
• Ability and willingness to lead technical initiatives and mentor engineers
• Strong communication and stakeholder management skills
• Ability to balance technical and business priorities
• Experience working with incomplete or evolving requirements
• Upper-Intermediate English level or higher

WILL BE A PLUS

• Previous formal team leadership experience
• Experience building AI-enabled business solutions
• Experience with enterprise process automation platforms
• Experience defining governance standards for AI-assisted development
• Exposure to complex distributed enterprise systems

PERSONAL PROFILE

• Analytical mindset with strong systems thinking
• High level of ownership and accountability
• Proactive and communicative approach
• Result-oriented mindset focused on measurable outcomes
• Ability to work effectively in complex organizational environments
• Strong balance between technical depth and business understanding
• Comfortable making decisions in ambiguous situations