111,841 Java jobs
Open roles that use Java — enterprise backends, Android and big data.
Staff Software Engineer (L4)
Staff Backend Engineer on Twilio's Flex Engineering team, setting technical direction for TaskRouter — the real-time engine routing contact center interactions. Day to day: designing high-scale distributed backend services on AWS, leading architecture reviews, improving reliability, and mentoring engineers using Java/Go/Python, MySQL/PostgreSQL/DynamoDB and Kafka.
Senior Software Engineer (Backend): Onboarding
Senior backend engineer on an Onboarding & Identity team at a UK fintech, building scalable APIs and services for KYC/KYB checks, identity verification, sanctions/PEP screening, risk assessment, and agreement signing. Core stack: Java/Kotlin microservices, PostgreSQL, Kafka, AWS/GCP/Azure, Docker/Kubernetes, Temporal, Salesforce.
Développeur/se Expert/e - Full stack - Services Publics - Rennes
Expert-level full-stack developer at Sopra Steria's Public Services division near Rennes, building software for government clients: you set up technical foundations, handle complex design and development, review code and own the continuous-integration chain. Stack: Java/Spring Boot, Angular/TypeScript, PostgreSQL/MongoDB, Elasticsearch, GitLab CI/Docker/Kubernetes on Azure/OVH.
Senior Software Engineer (Backend): Onboarding
Senior backend engineer on an Onboarding & Identity team at a financial-services company, building APIs and services for KYC/KYB verification, sanctions/PEP screening, risk assessment, and partner/embedded onboarding. Core stack: JVM (Java/Kotlin), microservices, PostgreSQL, Kafka, AWS, Docker/Kubernetes.
Senior Software Engineer (Backend): Onboarding
Senior backend engineer on an Onboarding & Identity team at a fintech, building Java/Kotlin microservices that orchestrate KYC/KYB, identity verification, sanctions/PEP screening, risk assessment, and agreement signing. Works with PostgreSQL, Kafka/AWS event-driven systems, Docker/Kubernetes on cloud, and vendors like SumSub and Temporal.
Senior Software Engineer (Backend): Onboarding
Senior backend engineer on the Onboarding & Identity team of a Swiss-based financial services provider, building scalable APIs and services for KYC/KYB, identity verification, sanctions/PEP screening, risk assessment and agreement signing. Core stack: Java/Kotlin (JVM), PostgreSQL, Kafka/event-driven services, AWS, Docker/Kubernetes, plus Temporal, SumSub and Salesforce integrations.
Senior Software Engineer (Backend): Onboarding
Senior backend engineer on the Onboarding & Identity team of a financial-services company, building APIs and services that orchestrate KYC/KYB checks, identity verification, sanctions/PEP screening, risk assessments, and agreement signing. Core stack: Java/Kotlin microservices, PostgreSQL, Kafka, AWS, Docker/Kubernetes, Temporal.
Senior Software Engineer (Backend): Onboarding
Senior backend engineer on an Onboarding & Identity team at a payments/fintech company, building Java/Kotlin microservices for KYC/KYB, sanctions and PEP screening, risk assessments, and partner onboarding APIs. Stack includes PostgreSQL, Kafka/AWS eventing, Docker/Kubernetes, Temporal, and Salesforce integration.
Software Development Engineer III (Java Backend)
Senior Java backend engineer (SDE III) on SIXT's BranchOps team in Bengaluru, building Spring Boot microservices and event-driven systems (Kafka) that power vehicle turnaround and branch-level fleet orchestration across SIXT's rental operations, while embedding AI coding tools like Claude and Cursor into daily engineering.
Analyst Programmer (Patient Centric and Departmental Systems Support and Implementation Centre)
Analyst Programmer at Hong Kong's Hospital Authority developing, maintaining, and supporting clinical systems in the IT and Health Informatics Division. Day-to-day involves system analysis, SRE activities, supervising programmers, QA, user training, and after-hours support. Requires Java, C#, shell script, and RDBMS experience.
Analyst Programmer (Patient Centric and Departmental Systems Support and Implementation Centre)
Analyst programmer at the Hong Kong Hospital Authority's IT and Health Informatics division, developing, maintaining, and supporting clinical systems across public hospitals, including Smart Hospital initiatives. Daily work spans system analysis, Java/C#/shell-script development, RDBMS and SRE work, plus supervising programmers; pays HK$42,259–64,518 monthly.
System Analyst (For Serving HA Staff only)
System analyst in the Hospital Authority's Kowloon West Cluster IT department (open only to serving HA staff): oversees IT service delivery, leads design/development/implementation of IT projects, and drives process improvement. Preferred stack includes ReactJS, Docker, OpenShift, C# .NET, Java Spring Boot, Python, MS SQL, PostgreSQL.
[Cooperative Internship 2027] Full-stack Internship BKK
Co-op full-stack internship (Jan–May or Aug–Dec 2027) at Agoda in Bangkok. The intern joins an agile product team working across the stack: React/TypeScript frontends, mobile apps, C#/Scala REST/GraphQL backends, plus data analysis in Hadoop and A/B testing.
[Summer Internship 2027] Full-stack Internship BKK
Summer 2027 full-stack engineering internship (24 May - 30 Jul 2027) at Agoda's Bangkok office. The intern joins an agile travel-platform team working across web and mobile frontends (React/TypeScript), backend APIs (C#/Scala), and data/infrastructure such as Hadoop, A/B testing, and production monitoring.
Senior Backend Software Engineer (Java)
Senior Java backend engineer for a financial services client's core banking systems team in Bloemfontein (on-site). Day to day: building and maintaining scalable, secure microservices with Spring Boot, relational databases (Oracle/PostgreSQL/MySQL) and REST APIs powering mission-critical financial operations.
Software Engineer, Web and Business Systems
In-house software engineer at a real estate company, building and maintaining tenant/property platforms, ERP customizations, corporate websites, and internal business tools. Day to day: implement features and fixes with unit tests, handle code reviews and production deploys, and work with business users, using JS/TS, Python, and SQL.
Full Stack Developer
Contractor role (~15 hrs/week, fully remote within Spain) for a senior full-stack developer designing, building, and deploying web applications end to end — front end in React/Angular/Vue, back end in Node.js/Python/Java, using PostgreSQL/MongoDB, AWS/Azure/GCP, Docker/Kubernetes, and CI/CD in a remote-first, async team.
Principal Fullstack/Backend Software Engineer, User Connections
Principal engineer tech-leading Roblox's User Connections team, designing and building the scalable backend systems behind social features like friending, profiles, identity, and online presence used by hundreds of millions of users. On-site at Roblox HQ in San Mateo, CA, working mainly with compiled languages such as C#, Java, or C++.