Jobs Kotlin

Senior Backend Java / Kotlin Engineer

Sloboda studio Top Employer

Objective: We are looking for Middle+ / Senior Backend Engineers to join an international e-commerce project. You will be responsible for designing, developing, and maintaining scalable backend systems that power high-traffic platforms. You’ll collaborate closely with product managers, frontend engineers, and DevOps teams to deliver reliable and high-quality solutions in a modern cloud environment. 136h/month Hybrid 60/40 Berlin B2B Long-Term Responsibilities: Design, develop, and maintain backend...

## Kotlin / Junior Android Developer (freelance)

WE wilke experience Verified Employer

PROJECT: We are building 4connection – a modern messenger with interest-based communities, serious dating/matching features, strong encryption, accessibility and youth protection. The Android client is built natively in Kotlin – no Flutter, no React Native. You will implement the UI from professional mockups, build the chat experience, integrate matching features and ensure the app is accessible and compliant with youth protection standards. The app connects to a Rust backend and uses Firebase for push...

Backend Developer (Spring Boot / Kotlin)

Pocketbook

Technical Requirements Backend Stack Strong experience with Spring Boot and Spring Framework Solid knowledge of Kotlin Experience building scalable and maintainable backend systems API Development Strong understanding of RESTful API design principles Experience designing, developing, and maintaining REST APIs Experience generating and maintaining Swagger / OpenAPI documentation based on source code Authentication & Authorization Experience with Google Cloud Platform (GCP) Identity Platform Experience...

Lead/Senior Java Engineer with Kotlin skills

N-iX Top Employer

N-iX is looking for a Lead/Senior Java Engineer with Kotlin skills to join our team. Our customer is a fintech company that provides flexible buy-now-pay-later solutions, enabling consumers to split purchases into transparent, interest-free, or interest-based payments. The customer's Platform team is responsible for managing critical services that are essential to the success and sustainability of the organisation. In simple terms, the team handles transactional communication send-outs to customers via...

Middle Kotlin Engineer

N-iX Top Employer

N-iX is looking for a Middle Kotlin Engineer to join our team. Our customer is a fintech company that provides flexible buy-now-pay-later solutions, enabling consumers to split purchases into transparent, interest-free, or interest-based payments. The customer's Platform team is responsible for managing critical services that are essential to the success and sustainability of the organisation. In simple terms, the team handles transactional communication send-outs to customers via email, SMS, and push...

Mobile Developer (Android, Kotlin)

Solid Software Always answers

Solid Software is currently seeking a skilled Mobile Developer (Android, Kotlin) with Odoo ERP experience to design, develop, and maintain Android applications that integrate with Odoo-based systems. We offer a friendly, progressive, and dynamic work environment that combines modern technologies with inspiring projects. Enjoy the flexibility of a full-time, long-term remote position. Join us in creating exceptional mobile experiences. Apply now to become a vital part of our team! What will you...

Senior Kotlin developer

Kozak Agency Verified Employer

Approximate start: 23.02.2026 Candidate profile: Senior Kotlin developer, 5+ years of commercial experience; background in fintech/payment/banking; English B1+; EU-based. Core skills: Kotlin, Spring Boot, REST, JSON, HTTP, microservices, Apache Camel/Kafka, SQL & NoSQL (PostgreSQL, MongoDB), Elasticsearch, Redis, Temporal, CI/CD (GitHub Actions/Jenkins/GitLab CI), AWS/GCP, Docker, Kubernetes, security (OAuth2/JWT/HTTPS), testing (JUnit, Mockito, Testcontainers), event‑driven architecture. Location: EU

Senior Kotlin developer

Kozak Agency Verified Employer

Approximate start: 23.02.2026 Candidate profile: Senior Kotlin developer, 5+ years of commercial experience; background in fintech/payment/banking; English B1+; EU-based. Core skills: Kotlin, Spring Boot, REST, JSON, HTTP, microservices, Apache Camel/Kafka, SQL & NoSQL (PostgreSQL, MongoDB), Elasticsearch, Redis, Temporal, CI/CD (GitHub Actions/Jenkins/GitLab CI), AWS/GCP, Docker, Kubernetes, security (OAuth2/JWT/HTTPS), testing (JUnit, Mockito, Testcontainers), event‑driven...

Kotlin Developer

MeGaDev

N.B.! Location: remote from Latvia/Lithuania; possible relocation (the company provides support). JD: In a partnership with a global consulting partner, we are looking for an experienced Kotlin Developer. The client is a Belgian telecommunication company. What will you be doing? You will play a key role in evolving our backend platform as we expand support beyond the Dutch market into Belgium, each with its own functional and regulatory needs. In this role you will: Design, build, and optimise...

Android Developer (Middle/Senior) — Next Era Solutions Remote | Full-Time | Outstaff About Next Era Solutions Next Era Solutions is a mobile development team with 7+ years of experience delivering complex apps on time and within budget. We combine strong engineering practices, modern technology, and clear communication to help clients build reliable, user-friendly mobile products across different industries. Engagement & Hiring Timeline Format: outstaff cooperation, full-time 40 hours/week, fully...

Senior Kotlin Engineer

Radency Top Employer

Radency у пошуках Senior Kotlin Engineer для роботи над платформою для менеджменту операційних процесів (Operations Management System) для виробництв. Проєкт: 👉 OMS, яка дозволяє великим виробництвам досягати запланованих результатів, передбачати блокери та ризики і запобігати їх виникненню. 👉 Серед користувачів платформи масштабні аерокосмічні та оборонні підприємства. 👉 Техстек: Java, Kotlin, Websocket, Airflow, Azure VMs, Docker, GraphQL, PostgreSQL, Redis, RabbitMQ, ElasticSearch, InfluxDB,...