1 to 25 of 46 Permanent Spring Boot Jobs in London

Senior Backend Developer (Java/Spring Boot/AWS) Rate: £500 - £600 Outside IR35 Location: London - 3 times on site a month Duration: 6 months initial The role: I'm working with a financial services organisation that needs a Senior Backend Developer to build and maintain cloud-based … work is hands-on and includes code reviews and input into technical decisions. Responsibilities: Build REST and event-driven microservices in Java and Spring Boot Deploy and support services on AWS (e.g. ECS/EKS, Lambda, RDS, DynamoDB, SQS/SNS) Own services from design through to production ...

engineers the opportunity to work on technically challenging, large-scale applications. This is a hands-on development position with a strong emphasis on Java, Spring Boot, REST APIs and microservices, alongside commercial frontend development using Angular, React or Vue. The company is continuing to modernise its established software … products, working closely with developers, architects and project managers to deliver robust, scalable and maintainable solutions. Responsibilities will include: Designing and developing Java and Spring Boot applications. Developing RESTful APIs and microservices. Building and enhancing frontend functionality. Working with relational databases and SQL. Contributing to technical architecture ...

engineers the opportunity to work on technically challenging, large-scale applications. This is a hands-on development position with a strong emphasis on Java, Spring Boot, REST APIs and microservices, alongside commercial frontend development using Angular, React or Vue. The company is continuing to modernise its established software … products, working closely with developers, architects and project managers to deliver robust, scalable and maintainable solutions. Responsibilities will include: Designing and developing Java and Spring Boot applications. Developing RESTful APIs and microservices. Building and enhancing frontend functionality. Working with relational databases and SQL. Contributing to technical architecture ...

engineers the opportunity to work on technically challenging, large-scale applications. This is a hands-on development position with a strong emphasis on Java, Spring Boot, REST APIs and microservices, alongside commercial frontend development using Angular, React or Vue. The company is continuing to modernise its established software … products, working closely with developers, architects and project managers to deliver robust, scalable and maintainable solutions. Responsibilities will include: Designing and developing Java and Spring Boot applications. Developing RESTful APIs and microservices. Building and enhancing frontend functionality. Working with relational databases and SQL. Contributing to technical architecture ...

Senior Java Engineer Spring Boot/PostgreSQL/AWS - Remote - £60,000 - HealthTech My client is an established UK-based HealthTech organisation and are looking for a Senior Java Engineer to build new product. This is a hands-on role, in an environment where Senior Developers still code … with the team, and help get it safely into production. What you’ll be doing Building new features on a live Java/Spring Boot SaaS platform, working with product, design and clinical colleagues Designing REST APIs, domain models and PostgreSQL schemas Writing clean, well-tested code (unit ...

developing and maintaining scalable applications and services that support business-critical operations. This is a predominantly backend-focused role, working extensively with Java and Spring Boot, alongside opportunities to contribute across the wider technology stack within a collaborative, Agile environment. Key Responsibilities of the Software Engineer: Design, develop … maintain scalable backend applications and services using Java and Spring Boot Build and maintain RESTful APIs to support business-critical systems and applications Contribute to frontend development using Vue.js and develop applications and services using Node.js Deliver software solutions across the full development lifecycle, from initial design through ...

shorten release cycles, improve resilience and support growing transaction volumes without disrupting existing users. The proposed stack centres on Java 21 and Spring Boot, with REST APIs for synchronous integration and Apache Kafka for asynchronous events. Each service will own its data, using PostgreSQL where appropriate, with Redis … Extensive commercial Java experience, typically around 10 years or equivalent depth, including recent work with Java 17 or 21, concurrency, collections and JVM performance. Spring : Strong experience with Spring Boot, dependency injection, Spring Data JPA, Hibernate and Spring Security. Microservices : A track record of delivering ...

developers and QA colleagues. What we're looking for 5+ years' development experience in multi-disciplinary teams. Strong modern Java (ideally 17+) and extensive Spring/Spring Boot experience. RESTful API design plus third-party API and webhook integrations. Solid SQL/relational database skills. Cloud deployment … automated testing. Microservices experience. Bonus: Kubernetes, Docker, Redis, Terraform, React/TypeScript, or observability experience. Tech stack Java 21 (moving to 25), Spring Boot, microservices, Azure, Kubernetes, Docker, Redis, Terraform, SQL Server, and React 18/TypeScript on the frontend. Please Apply ...

technical discussions, knowledge-sharing initiatives and, where required, recruitment and early-stage bid activities. Skills & Experience Strong hands-on experience with Java and Spring Boot Experience designing and developing microservices-based applications and scalable software architectures Good knowledge of AWS or other cloud platforms, alongside infrastructure as code ...

Full Stack Java/React Developer to build and deploy enterprise-scale distributed applications and microservices. The Tech Stack: Backend: Java (11/17), Spring Boot, Spring Security, Microservices. Frontend: React.js, TypeScript, JavaScript, Redux. Infrastructure & Data: Docker, Kubernetes, Kafka/RabbitMQ, Oracle/PostgreSQL/MongoDB. What ...

role with significant involvement in solution design, technical direction, and code quality. What You'll Be Doing Developing scalable backend services using Java and Spring Boot Designing and building RESTful APIs and event-driven solutions Deploying and maintaining applications within AWS environments Contributing to architecture, engineering standards … Infrastructure as Code initiatives Participating in code reviews and mentoring other developers Key Skills & Experience Strong commercial experience with Java (ideally Java 21+) and Spring Boot Proven background building cloud-native applications on AWS Experience designing microservices and API-based architectures Good understanding of containerisation and cloud deployments ...

deliver full stack end-to-end digital journeys, covering customer experience, APIs, integrations, data, security and production support. Build and improve Java and Spring Boot microservices, with a strong focus on resilience, scalability and performance. Design secure, reliable AWS solutions and make clear decisions about architecture and technical … relying on wholesale redesign. Requirements Significant software engineering experience and a track record of delivering large-scale enterprise web applications. Deep experience with Java, Spring Boot, microservices, ReactJS, SQL, MongoDB, DevOps, CI/CD, test automation, and Infrastructure as Code. Strong AWS experience, including the design and deployment ...

across Global's outdoor estate - from large roadside signs to the Transport for London network. You'll work with modern Java microservices (Java 21, Spring Boot) deployed on Kubernetes (EKS on AWS), using CI/CD pipelines (Jenkins, Terraform) and observability tools such as Prometheus and Grafana … platform improvements with new feature requests from the business. What You'll Need Java & Backend Skills : Strong experience with modern Java (ideally Java 21), Spring Boot and relational databases. Event-Driven Systems : Experience with event-driven architectures and publish-subscribe systems such as Kafka or AWS SNS/ ...

client stakeholders, engineering leads, and DevOps teams. Required Skills & Qualifications Core Java Expertise: Deep technical knowledge of Java 8, 11, and 17, JVM internals, Spring Boot, Spring Cloud, and Enterprise Java EE/Jakarta EE (including EJB, CDI, JNDI, JMS). Application Servers: Extensive experience with WebLogic ...

join a friendly, diverse, upbeat team. About you : You have Java development skills including multi-threading and concurrency You have experience with Spring Boot and microservices environments You have experience with Kafka (or similar messaging tools) You have a good knowledge of REST APIs You have a good … collaborative, enjoy problem solving and interacting with clients Apply now to find out more about this Java Developer/Backend Software Engineer (Java Kafka Spring Boot AWS microservices) opportunity. ...

them on Kubernetes (EKS on AWS), and keeping them healthy in production (Prometheus/Grafana). Much of our estate is Java 21 and Spring Boot, but we care more about how you design, reason about and operate systems than about which language you write them in. … Solid commercial experience in a modern backend language, plus relational and NoSQL persistence and messaging such as Kafka or SNS/SQS. Java/Spring Boot experience is preferred, but we welcome strong engineers from other languages who are keen to pick up our stack. · AI-native development ...

security, and enabling seamless integration at scale. What You Will Be Doing Design & Architecture: Architect, build, and maintain highly scalable backend services using Java, Spring Boot, Kafka, and PostgreSQL within an event-driven, microservices architecture. API Product Ownership: Set API standards (RESTful, OpenAPI/Swagger, OAuth2) and build … designing, building, and maintaining production-grade public APIs (RESTful APIs, OpenAPI/Swagger, OAuth2). Core Backend Stack: Extensive experience with Java and Spring Boot for building resilient backend microservices. Distributed Systems & Data: Hands-on experience with event-driven architecture (Kafka or similar messaging systems) and relational database ...

domains: Securities Settlements & Clearing Asset Servicing/Corporate Actions Transaction Management Cash Management & FX Tax Processing Strong software engineering background with experience of: Java Spring/Spring Boot Oracle, SQL Server or PostgreSQL Proven experience designing: Microservices architectures Event-driven systems Domain-driven designs Distributed platforms Experience ...

understand requirements, shape solutions and ensure successful delivery across complex digital transformation programmes. Your Role Design, develop and maintain scalable microservices using Java and Spring Boot. Build responsive web applications using React, JavaScript/TypeScript, HTML and CSS. Provide technical leadership and guidance to development teams, supporting engineers … software solutions. Contribute to CI/CD pipelines, DevOps practices and secure digital platforms. Skills & Experience Strong experience building RESTful microservices using Java and Spring Boot. Frontend development experience with React, JavaScript/TypeScript, HTML and CSS. Proven experience leading or mentoring development teams. Strong stakeholder management and client ...

keep a platform from turning into a bespoke-request queue. You have solid Java (17+) knowledge and hands-on experience with Spring/Spring Boot , and you're happy to stay hands-on when the team needs it. You have strong system-design skills with real experience ...

rigorous code quality through reviews and strong engineering judgement. What You'll Love About This Role Think Big: Work with a modern Java/Spring/cloud tech stack and help remove unnecessary barriers to developer creativity. Own It: Build tools used by some of the world's best … ideal candidate will be proactive, keen to develop and implement innovative solutions, and able to: S how strong hands-on development experience with Spring Framework 6+ and Spring Boot 3+. Commit to testing, including writing and maintaining unit tests, using mocking frameworks and applying test-driven development. ...

Professional knowledge and experience Essential : Extensive experience in full-stack software engineering, including design, development, testing, and deployment. Hands on experience with Java , Spring Boot , Python and Microservices, although a true polyglot is preferred. Strong understanding of software development methodologies such as Agile, TDD and DevOps. Some proficiency ...

Professional knowledge and experience Essential : Extensive experience in full-stack software engineering, including design, development, testing, and deployment. Hands on experience with Java , Spring Boot , Python and Microservices, although a true polyglot is preferred. Strong understanding of software development methodologies such as Agile, TDD and DevOps. Some proficiency ...

Lead Java/Spring Application Architect - Wembley Location: Wembley - On-Site 5 days a week Salary: £75-90,000 + Excellent Benefits Shape the Future of Modern Application Architecture We're looking for an experienced Lead Application Architect to play a pivotal role in a large-scale application modernisation … improving development practices. We're looking for candidates with: Significant experience designing and delivering enterprise applications Strong hands-on expertise in Java and Spring Boot development Proven experience designing microservices-based architectures Experience creating component-level designs, Low-Level Designs (LLDs), and Architecture Decision Records (ADRs) Strong understanding ...

Cloud migration and modernization of Capital Markets applications to AWS Design and implementation of cloud-native and microservices-based architectures Modernization of Java/Spring applications for cloud deployment Establishment of AWS architecture standards, governance, and security controls Migration of distributed systems toward scalable, resilient, event-driven architectures Integration … migration planning, and target-state architecture definition Architect highly available, resilient, and secure solutions in AWS Guide engineering teams in modernizing Java applications using Spring Boot and microservices Drive containerization and orchestration initiatives using Docker and Kubernetes/EKS Design and implement event-driven architectures using Kafka ...