On behalf of Ciklum Digital, we are looking for a Senior Java Developer to join our team on a full-time basis.

Our client is one of the UKs leading fintech scale-ups. We are looking for a number of software engineers to join our rapidly expanding technology team. You will be part of a scaling business in a high-quality team that is working on new products and features while solving interesting technical challenges. In this role you will work in a cross-functional co-located team who are asked to solve a problem, rather than handed a task to do. This is an excellent opportunity to work in a high-growth environment with a fast-paced and collaborative culture where you will have access to the latest technologies.

Our client is a payments business providing API-based solutions for commercial and wholesale customers. Client’s customers include neobanks, crypto platforms, travel companies and payroll/accountancy software providers. Businesses no longer tolerate the slow and costly infrastructure provided by legacy institutions – with client’s services, businesses can eliminate historic hidden inefficiencies and build fast-to-market products on top of our award-winning

Responsibilities
- Back-end development to meet customer’s business needs and implement components according to modern software development environment (cloud-based platforms, microservice architecture, etc.);
- Taking part in the decision-making process in design application architecture, solution development, architecture and code review;
- Develop and review feature design documents and provide inputs/update to specifications for the solution;
- Design and implement a set of various types of tests (unit, integration, functional, etc);
- Proactive position in solution development, processes improvements;
- Working in an international distributed team in an Agile environment;
- Communicate with PMs, engineers, Architects, QA and other colleagues and stakeholders;
- Delivering the product roadmap and plannings;
- To use high coding standards, software best practices and write highly testable, automatable and performant code over the whole SDLC.

Requirements
- Experience in software development for more than 5 years;
- Excellent knowledge in Computer Science, Computing Theory:
- Paradigm & Principles (OOP, SOLID, DDD, TDD, BDD);
- Database theory (RDBMS, NoSQL);
- Code testing practices;
- Algorithms;
- Data structures;
- Architectural, Enterprise and Design Patterns;
- Security patterns, Reverse engineering resistance, Common attacks types (OWASP);
- Understanding of network interactions:
- protocols;
- conventions (e.g. REST, RPC);
- authentication and authorization flows;
- standards and practices (e.g. oAuth, JWT);
- Excellent knowledge and experience in Java (ideally experience with Java 11) (more than 3 years);
- Practical commercial experience with:
- REST API development;
- Web application frameworks (e.g. Spring Boot Framework) (more than 2 years);
- Testing frameworks (e.g.e.g. JUnit, PowerMock, WiresMock) (more than 2 years);
- Java related Open Source technologies, such as Spring and Hibernate;
- RDBMS (e.g MySQL/MariaDB, PostgreSQL, Oracle) (more than 2 years);
- Key-value storages (e.g. Redis, Memcached);
- Messaging systems (e.g. RabbitMQ, Apache Kafka, Active MQ, AWS SQS, Azure Service Bus, Google Pub/Sub);
- Web Servers;
- Version control systems (GIT);
- Cloud computing platforms (e.g. AWS, Google Cloud Platform, Microsoft Azure);
- Docker;
- Continuous Integration tools (e.g. Gitlab Pipeline, Jenkins, TeamCity, Bamboo);
- Builders;
- Experience of micro-services using SpringBoot or similar;
- Strong understanding of OOP and design patterns;

Experience with:
- - Troubleshooting, profiling and debugging applications;
- Creation software architecture and design of complex applications, platforms, microservices solutions;
- Agile software processes and technologies;
- Code Review process;
- Refactoring process;
- Experience of building a high-performance services-based platform;
- Fluent or Upper-Intermediate English is a must. ;

Desirable
- Certifications on:
- Java;
- Spring Frameworks;
- Cloud computing platforms (AWS, GCP, Microsoft Azure);
- Understanding of orchestration and containerisation (e.g. Kubernetes, Swarm);
- Knowledge in Deployment patterns;
- Practical commercial experience with:
- Serverless architecture;
- Integration with 3rd party solutions;
- NoSQL (e.g. MongoDB, ElasticSearch, CouchDB);
- Experience with Search Engines (e.g. ElasticSearch, Azure Search, Apache Solr);
- Provisioning tools (e.g. Terraform, Ansible);
- Quality tools (e.g. SonarQube);

What's in it for you
- Career growth opportunities;
- Realization of your innovative ideas in building new Ciklum Solutions and Services;
- Friendly collaborative teams and an enjoyable working environment;
- Professional skills development and training programs;
- Variety of knowledge sharing, training and self-development opportunities;
- State of the art, cool, centrally located offices with a warm atmosphere which creates really good working conditions.

About Ciklum International

Ciklum is a top-five global Digital Solutions Company for Fortune 500 and fast-growing organisations alike around the world.
Our 3,000+ Developers located in the Delivery Centres across the globe, provide our clients with a range of services including outsourcing software development, Enterprise App Development, Quality Assurance, Security, R&D, Big Data & Analytics.

Company website:
https://www.ciklum.com/

DOU company page:
https://jobs.dou.ua/companies/ciklum/

Job posted on 22 June 2021
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