111,516 Java jobs
Open roles that use Java — enterprise backends, Android and big data.
Analyst Programmer (Java, Linux, Over $40K)
Analyst programmer providing ongoing production and technical support for an internal system: enhancements in Java and SQL, testing and bug fixing, gathering user requirements, coordinating contractors, plus Linux system administration, office automation and infrastructure support, and IT project work.
Sr. Software Engineer, Media
Build and optimize large-scale video services, media pipelines, and real-time streaming systems using high-performance languages like C++, Go, or Rust for a platform serving 600M+ users monthly.
千问事业部-高级AI应用研发工程师-多模态质量方向
1. 负责智能创作业务（AI 图像 / 视频生成、AI 创作助手、图像理解）的业务质量保障，参与产品需求与技术架构评审，评估 AI 方案的架构合理性、可测性与可评测性（Evaluability），在方案阶段就把成功标准和验收口径定义清楚； 2. 构建面向生成式内容的 AI 原生质量体系：设计并落地评测能力（标准定义、Golden…
Software Engineer Intern, BCI Applications
Intern on Neuralink's BCI Applications team building full-stack and native software that lets paralyzed users control computers and devices with their minds, using Swift, Objective-C, Kotlin, or Java.
System Analyst - Maximo Consultant (10 months) | EXY
10-month extendable contract for an IBM Maximo techno-functional consultant/developer, onsite at Bishan/Woodlands depots in Singapore. Day to day: requirements gathering and fit-gap analysis, Maximo configuration and customization (Java, Automation Scripts, MBOs, BIRT), MIF/SAP integrations, testing, and production support. Pays SGD 7,000-8,000/month.
Software Engineer
Senior developer at a Lugano-based crypto trading firm building low-latency automated arbitrage systems across centralized and decentralized exchanges: real-time market data pipelines, REST/WebSocket/RPC integrations, smart-contract interaction, plus monitoring, risk controls, and infrastructure performance tuning. Core stack is Rust and Python on Linux.
Sr. Software Engineer, Consumer Subscriptions
Leads a team to build and maintain billing, payments, and subscription systems for AI-powered consumer products, handling global scale and revenue growth.
Full-Stack Java/React Developer
Wire IT, a Portugal-based IT consulting firm, is hiring a Full-Stack Java/React Developer for a hybrid role in Brussels, Belgium. The work centers on building complex data applications with Java/Spring Boot, React/TypeScript, Azure/Azure DevOps, and PostgreSQL/Oracle, using SAFe/Agile and DevSecOps practices.
Senior Full Stack Engineer - Java/Spring Boot & React
Senior full stack developer at a growing software firm in Klerksdorp, building and maintaining enterprise-grade web applications with Java/Spring Boot on the backend and React on the frontend. Owns core features, designs RESTful APIs, mentors junior developers, and collaborates with product managers across the full development lifecycle.
Senior Software Engineer (Backend - Java/Spring)
Senior backend engineer at a financial services technology firm in Rustenburg, South Africa, designing and maintaining scalable Java/Spring Boot services and APIs for high-volume financial transaction systems, working with relational databases (Oracle, PostgreSQL) and optionally NoSQL stores and message queues.
Senior Full Stack Software Engineer (Telecoms)
Fully remote senior full-stack engineer for a South African telecommunications company, building and maintaining web applications and services end to end — back-end APIs in Java/Python/Node.js, front-ends in React/Angular/Vue, SQL/NoSQL databases, and cloud/Docker deployments.
Full Stack Software Engineer (Mid-Level)
Fully remote mid-level full-stack engineer role at a technology firm specializing in cloud-based solutions: build back-end services and APIs (Python, Java, or Node.js), front-end apps with modern JavaScript frameworks (React/Angular/Vue), and SQL/NoSQL databases, contributing across the full SDLC in a globally distributed team.
Senior Backend Software Engineer (Cloud Infrastructure)
Senior backend engineer at a cloud solutions provider in Sandton (hybrid), designing and maintaining scalable microservices and cloud infrastructure on AWS/Azure/GCP, with APIs, CI/CD, Docker/Kubernetes, and SQL/NoSQL databases. Requires 7+ years of backend development experience.
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Amazon Web Services (AWS) Cloud-Native Software Engineer - Global Support
Engineer on AWS Kumo in Cape Town writes robust Kotlin and Java code to build and operate scalable cloud services, owning systems end-to-end across planning, design, testing, and operations in a Scrum team while tackling large-scale computing challenges with real-time data.
Intermediate To Senior Software Engineer (C# .Net)
Intermediate to senior C#/.NET software engineer building scalable, cloud-based solutions for the banking and insurance industry, based in Sandton, South Africa. Core stack: C#/.NET (or Java), ASP.NET Core REST APIs, Python, SQL databases, and AWS/Azure with Docker, Kubernetes and CI/CD.
Senior Software Engineer (Quality, Health Records)
At WHOOP, we're on a mission to unlock and inspire performance for life. WHOOP empowers members to perform at a higher level through a deeper understanding of their bodies and daily lives. As a Senior Software Engineer…