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Mid-Level Java Developer

A mid-level backend developer who designs, builds, tests, and supports Java and Spring Boot microservices and REST APIs for Telenor Shared Services in Islamabad, working with relational/NoSQL databases, Docker, Kubernetes, CI/CD, and cloud platforms in an Agile team.

Agile API Authentication Automation AWS +30 skills

Nederlandse Spoorwegen

Senior Backend Developer Team MAP

New EuropeContractSenior

Builds and maintains the backend APIs powering the Nederlandse Spoorwegen (NS) app and key parts of NS.nl, serving 4M+ monthly users — journey planning, booking flows, customer service, and mobility-partner integrations. Works in an end-to-end DevOps team using Java/Kotlin with Spring Boot on AWS, plus Node.js/TypeScript lambdas, Docker, and Azure DevOps CI/CD.

Agile Android API AWS Azure +28 skills

up to 8K € / mo

Java Developer | Randstad

New EuropeFull-time

Werk als Java Developer vanuit een vast dienstverband bij ITIS Projects. Bouw complexe software en ontwikkel jezelf via uitdagende opdrachten verder richting DevOps Engineer. Wil jij als Java Developer werken aan…

Agile AKS API Automation AWS +20 skills

Java Engineer in Java Application Core Components team

Open 60d Europe Licensed NL sponsor

This is Adyen Adyen provides payments, data, and financial products in a single solution for customers like Meta, Uber, H&M, and Microsoft - making us the financial technology platform of choice. At Adyen, everything…

AI API Api Design Candidate Experience Cloud +12 skills

Java Developer

New EuropeContract Ireland permit employer

Java backend developer at Data Edge's partner team in Bucharest (hybrid, B2B contract), building and optimizing scalable backend services: REST APIs, microservices with Spring Boot, relational/NoSQL databases, and automated testing.

API CI/CD DevOps Distributed Systems Docker +19 skills

Senior Android Product Engineer - Data Team

Open 108d HybridEuropeSenior

Builds and owns features for Fever's native Android app, bridging data/AI capabilities with user-facing experiences while driving measurable business outcomes using Kotlin, Jetpack Compose, and modern Android architecture.

AI Analytics Android API Automation +8 skills

50K – 65K €

TechStack Global AB

JAVA Developer (KeyCloak)

Senior Java developer (12-15 years) who designs, builds, and operates identity and access management on Keycloak and Java microservices in production — custom SPIs, OAuth2/OIDC/SAML flows, secure token handling, and cloud deployment with Docker/Kubernetes on AWS/Azure. On-site role in Solna, Sweden.

API API Gateway Atlassian Authentication AWS +76 skills

Java Cloud Developer (f/m/x)

We are looking for an experienced Java Cloud Developer to join a dynamic team delivering modern digital solutions for business clients. You will be part of a product area focused on virtual card services and digital…

API Azure BDD CI/CD Cloud +23 skills

PRIMUS Global Solutions (PRIMUS UK & Europe)

Java Software Engineer

Java full-stack developer building and maintaining scalable, secure enterprise applications using Java (11/17/21), Spring Boot, microservices, and Angular. Day-to-day work spans REST API integration, security (Spring Security, OAuth2, JWT), performance tuning, code reviews, testing, CI/CD, and Agile collaboration with architects, QA, and DevOps.

Agile Angular API CI/CD DevOps +18 skills

Java Developer ( Mid/Senior)

New EuropeSenior

Mid/senior Java backend developer building a high-volume message-processing system on Java 21, Spring Boot 3.5, Apache Kafka, and MongoDB in a microservices architecture. Day to day: implementing features, writing unit tests, refactoring, documenting, code reviews, and Scrum collaboration, with later support for production issues.

Angular CI/CD Containerization Docker Event Driven Architecture +10 skills

Senior Java Developer (Smart Home)

New On-siteEuropeFull-timeSenior

Ajax Systems, an international tech company and the largest manufacturer of security systems in Europe. The System Division is responsible for building and developing the Ajax software ecosystem. The team develops and…

AJAX Automation AWS CI/CD Cloud +21 skills

Desenvolvimento FullStack (Java + Angular e/ou React) Sênior Vaga Híbrida

New On-siteLATAM

O que buscamos: Desenvolvimento Full Stack (Java, Angular e React). Irá atuar em projeto estratégico com escopo a ser definido pelo cliente. Requisitos e qualificações: Experiência sólida com desenvolvimento backend…

Angular API API Gateway AWS CI/CD +27 skills

Desenvolvimento FullStack (Java + Angular e/ou React) Sênior

New On-siteLATAM

O que buscamos: Atuar no desenvolvimento fullstack, contribuindo para a arquitetura e colaborando com equipes multidisciplinares na criação de soluções inovadoras. Responsabilidades: Desenvolver e manter aplicações…

Angular API API Gateway AWS CI/CD +27 skills

Java Backend Developer (Senior), аутстафф, удалённо

New RemoteSenior

Навыки: Java, Spring Boot, Hibernate. Квалификация: Senior. Специализации: Бэкенд разработчик. Мы ищем опытного backend-разработчика на Java для работы над бизнес-приложениями в долгосрочном проекте. Роль предполагает…

API Bash CI/CD Docker Git +24 skills

Simtek Simulation Technologies

Senior Java Developer

New MENAFull-timeSenior

Senior Java Developer at SiMTEK Simulation Technologies (Ankara, on-site) building mission-critical microservice systems for defense and aviation projects: designing Spring Boot REST APIs, real-time data processing and integrations with Java 21, Spring, PostgreSQL, Kafka, and Docker/Kubernetes. Requires 5+ years of Java experience and Turkish citizenship.

ActiveMQ Agile Analytics API Authentication +31 skills

Innovance Consultancy

Senior Java Developer

Senior Java developer joining a hybrid team that must live in Istanbul: day-to-day systems design, coding, unit testing, code reviews, debugging, and integration work. Core stack is Java 8+, Spring (Boot, Security, Data, Session), SQL/NoSQL with JPA/Hibernate, and REST/SOAP APIs, with microservices, Kubernetes, and cloud as pluses.

Agile API Api Design AWS Azure +28 skills

Senior Android Developer

Open 134d CISSenior

Build and maintain Android apps for an e-commerce retailer using Kotlin, Jetpack Compose, and modern Android SDKs, or create internal tools and libraries for mobile teams.

API CI/CD Gradle iOS Kotlin

Java Developer with Python

New North AmericaFull-time

Onsite, full-time role in New York for a 7+ year Java developer with strong Python skills to design, build, and maintain scalable enterprise applications — microservices and REST APIs with Spring Boot, SQL database work, messaging systems, and Python automation scripts.

Agile API Automation AWS Azure +37 skills

Cloud DevSecOps Modernisation Architect

New On-siteAPAC

Company Description NCS is a leading AI Tech Services company. With a 15,000-strong team across the Asia Pacific, NCS scales its platforms and capabilities to provide clients with greater agility and AI expertise…

AI Ansible API Automation AWS +23 skills

Senior / Cloud Platform Engineer

As a Senior / Cloud Platform Engineer , your responsibilities will lie within the development and management of key components of the cloud infrastructure supporting our services, ensuring and improving availability…

Agile Ansible Automation AWS Azure +21 skills