Top Java Developer Jobs in Bristol

The role involves developing and maintaining scalable Java software, ensuring code quality, and collaborating in an Agile environment.

As a Principal Java Engineer, you'll design and develop scalable backend services for live football events, working in an agile team and mentoring others.

The Java Engineer will develop and optimize data-intensive backend services, manage data feeds, and work on real-time insights for sports events.

The Java Engineer will develop software using Java, focusing on multi-threading and performance optimization while collaborating with teams to solve client problems.

Design, develop, and optimize scalable Java/Spring Boot backend services for real-time football data pipelines. Deploy and scale applications on AWS, implement event-driven architectures (Kafka/Pulsar/RabbitMQ/SQS), ensure system reliability and observability, and collaborate in an agile team to meet high-impact deadlines.

As a Principal Java Engineer II in the ML Core team, you will build and maintain machine learning components for Elasticsearch, collaborate with engineering teams, and ensure scalable and high-quality code. You'll lead projects from design to implementation while supporting the team and community.

As a Senior Software Engineer, you'll design and build applications, develop RESTful APIs, and mentor junior engineers while collaborating with various teams.

As a Senior Java Engineer, you'll develop and optimize backend services, contribute to design decisions, and manage data pipelines for high-impact football projects.

Responsible for training large-language models by reviewing, ranking, and improving AI-generated code. Requires strong software engineering skills.

Evaluate, rank, repair, and refactor AI-generated code to improve correctness, efficiency, and style; provide detailed written feedback for RLHF pipelines; and help maintain the code-evaluation and training workflow remotely.

Develop and maintain scalable Java backend APIs and responsive React/TypeScript front-ends. Implement security (OAuth2/JWT), integrate databases (relational and NoSQL), write automated tests, contribute to CI/CD, containerization (Docker/Kubernetes), and monitor production services while collaborating with product, design, and DevOps teams.

As a Senior Java Developer, you will develop high-quality solutions, mentor juniors, and contribute to technical decisions in a collaborative environment.

The Senior Java Developer will support an AI department project, developing Java solutions, collaborating with customers, and documenting technical processes in an Agile environment.

The Senior Java Backend Engineer will lead backend development for a migration project in a complex AWS environment, focusing on automating the actuarial lifecycle in Reinsurance and ensuring alignment with architectural standards.

As a Backend Software Engineer at Engine by Starling, you will develop and deliver features for our banking platform, contribute to our internal tooling, and collaborate across teams, embracing a culture of learning and ownership.

As a Junior Software Developer, you'll train in Java and Scala, build real applications, and collaborate globally to solve business challenges.

As a Senior Software Engineer, you'll develop high-quality software solutions, mentor junior members, apply best practices in design and build, and contribute to technical decisions in a collaborative environment.

As a Senior Engineer, you'll lead projects, contribute to the platform, build new features, and promote a learning culture focused on engineering excellence.

As a Senior Product Engineer at Secfix, you will design, build, and maintain backend systems, collaborating with product teams and mentoring junior engineers, while leveraging AI tools for development.

The Staff Software Engineer will own architecture for Java ecosystem infrastructure and build systems, ensuring secure, reproducible build workflows while mentoring peers and enhancing developer tools.

The role involves improving Elasticsearch's concurrent indexing, maintaining cluster coordination, addressing performance issues, and supporting engineers. Requires strong Java and distributed systems knowledge.

As a Full Stack Engineer, you'll develop software solutions using Java, Node.js, and React, ensuring maintainability and security, while mentoring other engineers.

The Technical Architect leads teams to develop high-quality software solutions, manages staff performance, and collaborates on technical design while integrating user journeys and non-functional requirements.