1 to 25 of 121 Permanent Java Jobs in the Thames Valley

Java Engineer - Java Developer - Software Engineer - PostGres - Kubernetes - Kafka - TDD - 6-Month Contract - Hybrid (2 days on site, London) - Day Rate: Up to £650 (Inside IR35) Join a high-performing engineering team working on large-scale, high-availability systems used by millions. This role offers the chance to build … enhance complex backend services in a modern, cloud-native environment. What you'll be doing: Designing and developing performant, scalable backend systems using Java (up to Java 21) Working with PostGres Building microservices with Spring Boot and related frameworks Developing and maintaining RESTful APIs and event-driven systems Writing clean ...

Please find the Job Description:- Role: Senior Java Developer Location: Farnborough/UK (Hybrid) Hybrid mode of work Exp range:8+ years Mandatory skills: Java Springboot, Java 17/11, AWS, Pipeline, Financial domain, Spark. JD: Java Tech Lead job involves leading and mentoring a Java development team, analyzing … conducting code reviews, troubleshooting complex technical issues, and driving innovation with new technologies. Key Responsibilities: • Team Leadership: Lead, mentor, and guide a team of Java developers in the development lifecycle. • Project Management: Oversee Java development projects from conception to completion, ensuring alignment with project requirements and timelines. • Technical Expertise: Design ...

Senior Java Developer - Java, Springboot & AWS – paying up to £650/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This … unique opportunity to work in an agile, high-ownership engineering culture. What You'll Be Doing: Build and scale backend services using Java and Spring Boot Shape a modern microservices architecture for a high-availability platform Deploy and manage services in AWS with Kubernetes (EKS) Design, implement, and own features ...

overall system design: service boundaries, data ownership, scaling, and observability Essential Qualifications: Built modern full-stack applications w/focus on backend (e.g. Python, Java, Go) Worked with a variety of storage technologies (e.g. Postgres, Mongo, Redis, Object) Experience with async and bi-directional communication protocols and patterns (eg. WebSockets ...

fluidly with data scientists, commercial teams, and ops leaders. Hard Skills Required • Software Engineering: Strong in at least one modern language (JavaScript/TypeScript, Java, Python) • Web & Product Development: Frameworks (React, Node.js, Django/Flask) • AI, GenAI and LLMs: OpenAI, Gemini, Grok, Llama • Agentic AI: Frameworks (langchain, langgraph, Google ...

policies and participate in audits and vulnerability remediation. Maintain accurate documentation, including topology diagrams, runbooks, and configuration baselines. Support proprietary messaging APIs using C++, Java, Python, and C# programming languages. Provide support for proprietary cache and gateways that integrate applications with the messaging service. Required Skills & Qualifications: 3+ years ...

Looking For 5+ years of hands-on experience building backend systems in a production environment. Strong experience with backend languages and frameworks (e.g., Java, Spring, Python, Go, Node.js — adaptable to your stack). Proven track record designing and implementing RESTful APIs and microservices. Solid understanding of databases (SQL and NoSQL ...

software development with minimum 2 years in Ops or DevOps experience in trading environments, with expertise in large-scale distributed systems; recent work in Java, Go, or Scala is preferred. Hands-on experience with container orchestration (Kubernetes, Docker, etc.) and cloud infrastructure, especially AWS; familiarity with Infrastructure-as-Code tools ...

IMMEDIATE JOINERS !! Job Title: Java Developer Location: UK Experience: 2–5 years Education: Bachelors in Science (IT/Computer Science/Engineer) Employment Type: Full-Time UK based candidates only. Job Summary: We are seeking an experienced Java Developer with 2 to 3 years of hands-on experience in building … applications using Java, Spring Boot, and Microservices architecture. The ideal candidate should also have a basic understanding of JUnit for testing and cloud platforms. Key Responsibilities: Design, develop, and maintain backend services using Java and Spring Boot Build and maintain microservices and REST APIs In-depth experience in building RESTful ...

Proven team leadership in DevOps/cloud engineering Strong experience with infrastructure-as-code (Terraform, Ansible, Pulumi) Skilled in scripting or programming (e.g., Python, Java, Go, Bash) Deep knowledge of Linux/Unix environments Expertise in containerization (Kubernetes, Docker) and orchestration tools Experience with GitOps tools (ArgoCD, FluxCD) Familiarity with ...

required, but nice to have): NestJS , Next.js , or Gatsby Automated testing with Jest Message queues (e.g. RabbitMQ ) Search technologies (e.g. SOLR ) Experience with Java (especially Vert.x) Cloud exposure, especially AWS About You You’re a capable full stack engineer with hands-on experience across the JavaScript ecosystem. You enjoy solving ...

Proven experience in software development, with at least 5 years in a similar role. Strong proficiency in programming languages such as Typescript, JavaScript and Java Experience with Spring and React. Outstanding problem-solving skills and the ability to thrive in a fast-paced, ambitious environment. Proficient in software design patterns ...

into user flows Contribute to overall system design: service boundaries, data ownership, scaling, and observability Essential Qualifications: Built modern full-stack applications (Python/Java/Go + React) Worked with a variety of storage technologies (eg. Postgres, Mongo, Redis, Object) Experience with async and bi-directional communication protocols ...

Nice to have Automated testing (unit and integration) Experience with NestJS Static or hybrid site frameworks (e.g. Next.js) Messaging or search technologies Exposure to Java-based services Cloud platforms, particularly AWS What we’re looking for Strong analytical and problem-solving skills Confidence navigating and enhancing large, established codebases Understanding ...

/Infrastructure as Code/Kubernetes/CI/CD/AI Engineering/Machine Learning/API Architecture/.NET/Python/Java/JavaScript/C#/Software Development Manager/Software Engineering Manager ...

bring: 8+ years of hands-on software development and architecture experience on large scale distributed backend systems, with the last 5+ years in Java(with spring framework), and 4+ years experience working as a tech lead and mentoring other specialists Experience in building transactional systems (preferably in payments/banking ...

with the ability to work effectively in collaborative teams. Exposure to agile delivery methods. Experience with other development languages or frameworks such as JavaScript, Java, Python, or .NET - or a strong willingness to learn and adapt to new technologies as required. Qualifications & Certifications Salesforce Platform Developer I - Required Salesforce Platform ...

Java Developer/Software Engineer (Java AWS Kafka) London/WFH to £90k Are you a bright, ambitious Java technologist who enjoys building systems from scratch? You could be progressing your career at a global, prime broker that is replacing the legacy infrastructure used across capital markets with … designed for today's complex global markets. The company is experiencing great success in the US and is expanding into the UK. As a Java Developer you will join a small team responsible for building a brand new Futures Trading platform for the UK, primarily using Java with a focus ...

iteration & prototyping using AI tools such as Lovable, Bolt, or Cursor as a collaborator. Nice to Have: Some experience in backend development (Python/Java/Go) Experience with container orchestration and service containerisation (Kubernetes, Docker) Worked in an IoT or Edge-oriented architectures Experience or knowledge in retail ...

GitLab, Jenkins, Ansible, Terraform, Linux, AWS EC2, S3 and EKS are essential) Key responsibilities include: Design and implement automated build and deployment solution for Java based micro service applications utilizing Atlassian Jira/Gillam/Jenkins/Artifactory/Ansible and Terraform Ensuring that the team and client understand operational ...

record of continuous experience in a Senior Staff, Principal or Architect capacity. Back-End Mastery: Extensive professional background working with the JVM ecosystem (specifically Java or Kotlin). Modern Web & Orchestration: Ideally you will have proficiency in JavaScript frameworks and experience with workflow engines. Cloud-Native Data: Solid experience architecting ...

record of continuous experience in a Senior Staff, Principal or Architect capacity. Back-End Mastery: Extensive professional background working with the JVM ecosystem (specifically Java or Kotlin). Modern Web & Orchestration: Ideally you will have proficiency in JavaScript frameworks and experience with workflow engines. Cloud-Native Data: Solid experience architecting ...

record of continuous experience in a Senior Staff, Principal or Architect capacity. Back-End Mastery: Extensive professional background working with the JVM ecosystem (specifically Java or Kotlin). Modern Web & Orchestration: Ideally you will have proficiency in JavaScript frameworks and experience with workflow engines. Cloud-Native Data: Solid experience architecting ...

design, IAM standards, and automation patterns Required Skills Strong experience with identity orchestration platforms (Auth0 Actions, Okta Workflows, WorkOS, etc.) Expertise in Python, Go, Java, or Node.js Cloud-native API design & deployment experience (Cloud Run, Cloud Functions, GKE) Solid understanding of OAuth2, OIDC, JWT, SAML, federation patterns Hands-on experience ...

design, IAM standards, and automation patterns Required Skills Strong experience with identity orchestration platforms (Auth0 Actions, Okta Workflows, WorkOS, etc.) Expertise in Python, Go, Java, or Node.js Cloud-native API design & deployment experience (Cloud Run, Cloud Functions, GKE) Solid understanding of OAuth2, OIDC, JWT, SAML, federation patterns Hands-on experience ...