111,823 Java jobs
Open roles that use Java — enterprise backends, Android and big data.
Software Engineer (L3) Email
Backend software engineer (L3) on Twilio SendGrid's email team, building and operating massive-scale distributed systems that process billions of emails. Work centers on modernizing Go-based microservices across a dual-cloud AWS/Azure setup, using Terraform, Kafka-style streaming, and strong observability. Remote within the US.
Staff Software Engineer, Mobile (P4)
Staff mobile engineer on Twilio's Stytch team, building and owning mobile SDKs for identity, authentication, and fraud prevention — including device-level signal collection and agentic identity use cases. Android-first (Kotlin/Java), with iOS, Kotlin Multiplatform, C/C++, Swift, or Go as pluses; remote within Canada.
Senior Software Engineer [Java + Angular] - 1454
Senior Software Engineer will design, develop, and deliver high-quality, scalable software solutions using Java, Spring framework, AWS cloud services, and CI/CD pipelines for healthcare technology applications.
Desarrollador Java / Implementador de Aplicaciones
Java developer/software implementer on a tech team that installs, configures and evolves software products for utility-sector clients (electric power and telecom). Day-to-day mixes Java/Spring Boot work with client-specific configuration, API/Web Services integrations, deployments with Dev and Delivery teams, and occasional client training. Remote with company-provided equipment.
Senior Java Developer
Senior Java Developer at outsourcing firm N-iX, modernizing a 20-year-old legacy Java web portal (Java 8, Struts 1.1, Tomcat, SQL Server/Oracle) for a US supply-chain services provider. Day to day: upgrading Java and frameworks, javax-to-jakarta migration, refactoring legacy code, fixing security vulnerabilities, and adding unit/integration tests.
Backend Software Engineer
Develop, deploy, and maintain scalable backend microservices for a cloud security platform using cloud providers (AWS/GCP/Azure), data-intensive technologies (RabbitMQ, Redis), and backend languages like Go or Java.
Junior DevOps Engineer
Exciting new opportunities to develop and maintain a CICD system for cloud native platform which provides support to develop cloud native application, following a modern design pattern (microservice architecture based…
TECHNICAL LEAD - SOFTWARE ENGINEERING & SRE
Technical lead in Jakarta heading software engineering and SRE: leads app development, sets coding standards, reviews code, manages GitHub repos and CI/CD pipelines, and ensures system reliability, security, monitoring, backup, and disaster recovery. Requires 3-5 years of experience and skills in Java/Python/Go/JavaScript/TypeScript.
Java Developer, Trading System, IT (Leading iBank, up to 80K)
Java developer for a leading investment bank's trading system in Hong Kong: enhancing trading operations with business stakeholders, mentoring developers, testing, and producing compliance documentation. Core stack is Java/J2EE, Spring and SQL; needs ~10 years in financial services and equity derivatives knowledge.
Software Engineer, Backend - 커뮤니티
Builds and maintains backend systems for a hyper-local community platform, focusing on scalable server architecture, AI-driven recommendations, and seamless integration of neighborhood services like classifieds, events, and trust-based interactions.
Software Engineer, Senior ( C++)
Senior backend engineer at MicroStrategy's Chennai office (5 days/week onsite, 10:30 AM–7:30 PM IST), designing and optimizing high-performance, reliable backend components in C++ while collaborating with global teams. Requires 8+ years of hands-on C++ plus Linux, concurrency, Git, CMake, and CI/CD.
IT Software Development Specialist
Oversees and delivers software development programs at the Filinvest group's shared-services IT arm: designs, develops, tests, and maintains applications while managing delivery standards, governance, risks, and stakeholders. Works with Java, .NET, C#, Python, SQL/DAX, cloud platforms, and CI/CD in Agile delivery.
Senior Staff Software Engineer, Trading Services
Lead the architecture and optimization of OKX’s ultra-low-latency trading platform in Java/C++, driving performance and scalability for spot, futures, options, and perpetuals.
Senior Staff Software Engineer, Trading Service (Retail Trading)
Build and maintain high-performance backend systems for OKX’s retail trading platform, ensuring fast, reliable market data delivery to millions of users using Java and distributed systems.
Senior/Staff Software Engineer, Trading Services
OKX will be prioritising applicants who have a current right to work in Singapore, and do not require OKX's sponsorship of a visa About OKX At OKX, we believe that the future will be reshaped by crypto, and ultimately…

