be playing a pivotal role in developing and maintaining applications that underpin the organisation's platforms. This role involves working across the full stack, with a focus on Java, Spring, TypeScript, React, Node.js, and cloud technologies, delivering secure, scalable, and high-performance solutions. Key Responsibilities: Build and maintain applications using Java and TypeScript, running on AWS or Kubernetes. Develop … to team standards, advocate for continuous improvement, and participate in communities of practice. Skills & Experience: Strong experience developing and maintaining client- and server-side applications. Proficient in Java and SpringFramework, with working knowledge of TypeScript, React, and Node.js. Professional experience with AWS (S3, ECS, EKS, SQS, SNS, Lambda) and IaC tools such as Terraform; Kubernetes knowledge is a More ❯
to discuss the role. You’ll Be Working On: Designing and developing Java-based applications & microservices Using algorithms, Collections, Streams, and concurrency in Java 11+ Building services with the SpringFramework Writing robust tests with JUnit4/5 & Mockito Developing with PostgreSQL , optimising for performance Using Docker & CI/CD tools to deliver production-quality releases We’re Looking … For: Strong Java 11+ skills (Collections, Streams, Concurrency) Solid understanding of algorithms & data structures SpringFramework experience JUnit & Mockito testing experience PostgreSQL expertise Familiarity with Docker & CI/CD (Jenkins, GitHub Actions, etc.) Bonus Points For: Financial services , trading systems background Messaging systems (RabbitMQ, Kafka) AWS or other cloud platforms TypeScript, RxJS, GWT, React Low-latency system design experience More ❯
City of London, London, United Kingdom Hybrid / WFH Options
SpectrAxe
to discuss the role. You’ll Be Working On: Designing and developing Java-based applications & microservices Using algorithms, Collections, Streams, and concurrency in Java 11+ Building services with the SpringFramework Writing robust tests with JUnit4/5 & Mockito Developing with PostgreSQL , optimising for performance Using Docker & CI/CD tools to deliver production-quality releases We’re Looking … For: Strong Java 11+ skills (Collections, Streams, Concurrency) Solid understanding of algorithms & data structures SpringFramework experience JUnit & Mockito testing experience PostgreSQL expertise Familiarity with Docker & CI/CD (Jenkins, GitHub Actions, etc.) Bonus Points For: Financial services , trading systems background Messaging systems (RabbitMQ, Kafka) AWS or other cloud platforms TypeScript, RxJS, GWT, React Low-latency system design experience More ❯
london, south east england, united kingdom Hybrid / WFH Options
SpectrAxe
to discuss the role. You’ll Be Working On: Designing and developing Java-based applications & microservices Using algorithms, Collections, Streams, and concurrency in Java 11+ Building services with the SpringFramework Writing robust tests with JUnit4/5 & Mockito Developing with PostgreSQL , optimising for performance Using Docker & CI/CD tools to deliver production-quality releases We’re Looking … For: Strong Java 11+ skills (Collections, Streams, Concurrency) Solid understanding of algorithms & data structures SpringFramework experience JUnit & Mockito testing experience PostgreSQL expertise Familiarity with Docker & CI/CD (Jenkins, GitHub Actions, etc.) Bonus Points For: Financial services , trading systems background Messaging systems (RabbitMQ, Kafka) AWS or other cloud platforms TypeScript, RxJS, GWT, React Low-latency system design experience More ❯
slough, south east england, united kingdom Hybrid / WFH Options
SpectrAxe
to discuss the role. You’ll Be Working On: Designing and developing Java-based applications & microservices Using algorithms, Collections, Streams, and concurrency in Java 11+ Building services with the SpringFramework Writing robust tests with JUnit4/5 & Mockito Developing with PostgreSQL , optimising for performance Using Docker & CI/CD tools to deliver production-quality releases We’re Looking … For: Strong Java 11+ skills (Collections, Streams, Concurrency) Solid understanding of algorithms & data structures SpringFramework experience JUnit & Mockito testing experience PostgreSQL expertise Familiarity with Docker & CI/CD (Jenkins, GitHub Actions, etc.) Bonus Points For: Financial services , trading systems background Messaging systems (RabbitMQ, Kafka) AWS or other cloud platforms TypeScript, RxJS, GWT, React Low-latency system design experience More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
SpectrAxe
to discuss the role. You’ll Be Working On: Designing and developing Java-based applications & microservices Using algorithms, Collections, Streams, and concurrency in Java 11+ Building services with the SpringFramework Writing robust tests with JUnit4/5 & Mockito Developing with PostgreSQL , optimising for performance Using Docker & CI/CD tools to deliver production-quality releases We’re Looking … For: Strong Java 11+ skills (Collections, Streams, Concurrency) Solid understanding of algorithms & data structures SpringFramework experience JUnit & Mockito testing experience PostgreSQL expertise Familiarity with Docker & CI/CD (Jenkins, GitHub Actions, etc.) Bonus Points For: Financial services , trading systems background Messaging systems (RabbitMQ, Kafka) AWS or other cloud platforms TypeScript, RxJS, GWT, React Low-latency system design experience More ❯
City of London, London, United Kingdom Hybrid / WFH Options
mkodo
work, but your greatest impact will come from technical leadership, enabling teams to deliver robust, scalable, and secure services. With a strong foundation in backend technologies, including Java and Spring Boot, and event-driven systems such as Kafka, you’ll influence systems well beyond your own code, ensuring architectural integrity and high engineering standards across multiple teams. You’ll … day duties and responsibilities on our website: mkodo careers 🤩We’d love to hear from you if... You have strong backend engineering experience, ideally including Java (Java 11+) and Spring Boot. You have proven ability to design and lead backend architectures for complex systems. You are familiar with cloud environments (AWS is mandatory) and container orchestration (Kubernetes). You More ❯
work, but your greatest impact will come from technical leadership, enabling teams to deliver robust, scalable, and secure services. With a strong foundation in backend technologies, including Java and Spring Boot, and event-driven systems such as Kafka, you’ll influence systems well beyond your own code, ensuring architectural integrity and high engineering standards across multiple teams. You’ll … day duties and responsibilities on our website: mkodo careers 🤩We’d love to hear from you if... You have strong backend engineering experience, ideally including Java (Java 11+) and Spring Boot. You have proven ability to design and lead backend architectures for complex systems. You are familiar with cloud environments (AWS is mandatory) and container orchestration (Kubernetes). You More ❯
london, south east england, united kingdom Hybrid / WFH Options
mkodo
work, but your greatest impact will come from technical leadership, enabling teams to deliver robust, scalable, and secure services. With a strong foundation in backend technologies, including Java and Spring Boot, and event-driven systems such as Kafka, you’ll influence systems well beyond your own code, ensuring architectural integrity and high engineering standards across multiple teams. You’ll … day duties and responsibilities on our website: mkodo careers 🤩We’d love to hear from you if... You have strong backend engineering experience, ideally including Java (Java 11+) and Spring Boot. You have proven ability to design and lead backend architectures for complex systems. You are familiar with cloud environments (AWS is mandatory) and container orchestration (Kubernetes). You More ❯
slough, south east england, united kingdom Hybrid / WFH Options
mkodo
work, but your greatest impact will come from technical leadership, enabling teams to deliver robust, scalable, and secure services. With a strong foundation in backend technologies, including Java and Spring Boot, and event-driven systems such as Kafka, you’ll influence systems well beyond your own code, ensuring architectural integrity and high engineering standards across multiple teams. You’ll … day duties and responsibilities on our website: mkodo careers 🤩We’d love to hear from you if... You have strong backend engineering experience, ideally including Java (Java 11+) and Spring Boot. You have proven ability to design and lead backend architectures for complex systems. You are familiar with cloud environments (AWS is mandatory) and container orchestration (Kubernetes). You More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
mkodo
work, but your greatest impact will come from technical leadership, enabling teams to deliver robust, scalable, and secure services. With a strong foundation in backend technologies, including Java and Spring Boot, and event-driven systems such as Kafka, you’ll influence systems well beyond your own code, ensuring architectural integrity and high engineering standards across multiple teams. You’ll … day duties and responsibilities on our website: mkodo careers 🤩We’d love to hear from you if... You have strong backend engineering experience, ideally including Java (Java 11+) and Spring Boot. You have proven ability to design and lead backend architectures for complex systems. You are familiar with cloud environments (AWS is mandatory) and container orchestration (Kubernetes). You More ❯
to the table for adoption throughout HL Digital. Driving technical decisions and shaping how we build our services. About You Solid experience building and deploying services with Java and Spring Boot. Comfort working in a cloud-native environment - Kubernetes (EKS), containers, scaling etc. An interest in observability, using tools like Prometheus and Grafana to keep services healthy and understand … and mentor engineers within the team. Adaptable, thriving in a fast-moving environment where we ship things quickly and always look to evolve. Your Technical Toolkit Java (21) and Spring Boot AWS and cloud-native architecture RDBMS/NoSQL databases Event-driven and microservices architectures Containers (e.g., Docker, Kubernetes) CI/CD pipelines and DevOps principles TDD/BDD More ❯
Reston, Virginia, United States Hybrid / WFH Options
ICF
you will be responsible for working with a team of engineers and building enterprise-level backend solutions using a variety of technologies. You will be working with JavaScript, Java, Spring Boot and OpenAPI to develop robust and scalable applications that support the Centers for Medicare and Medicaid Services (CMS). Your responsibilities will also include leveraging AWS cloud technologies … position, you should note that ICF does monitor employee work locations and blocks access from foreign locations/foreign IP addresses and prohibits personal VPN connections. Technologies Java/Spring AWS cloud technologies PostgreSQL ECS/Fargate Lambda Terraform Jenkins Git and GitHub Confluence/Jira Appian .net Key Responsibilities and Job Duties Work with a team of talented More ❯
Leamington Spa, Warwickshire, West Midlands, United Kingdom Hybrid / WFH Options
Crimson
Backend Developer - Java/Spring Boot - Warwickshire - Permanent Hybrid working - this opportunity requires 2-3 days/week on site in Warwickshire Competitive salary offering Backend Developer required for a leading client based in Warwickshire. You will come on board to design, build and optimise scalable services and APIs, relating to AI-based applications, ensuring seamless integration with the … frontend. Key skills & responsibilities: Develop scalable server-side applications using Java Spring Boot and microservices architecture. Build secure, high-performance RESTful APIs to support front-end integration. Design and optimize relational databases (MySQL, PostgreSQL) for efficient data management. Resolve performance bottlenecks and enhance system scalability and reliability. Apply best practices in code quality, testing (JUnit, Mockito), and CI/ More ❯
London, England, United Kingdom Hybrid / WFH Options
Client Server
high performance cloud-native backend services including owning DevOps processes to ensure systems are robust, secure and observable. You'll be working with a modern tech stack using Java, Spring Boot, CI/CD, Kubernetes, AWS, EKS and Grafana/Splunk. About you: You have advanced backend software engineering experience with Java, Spring Boot, REST, Postgres, Redis You More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
high performance cloud-native backend services including owning DevOps processes to ensure systems are robust, secure and observable. You'll be working with a modern tech stack using Java, Spring Boot, CI/CD, Kubernetes, AWS, EKS and Grafana/Splunk. About you: You have advanced backend software engineering experience with Java, Spring Boot, REST, Postgres, Redis You More ❯
access Career Coaching: Regular 1:1s with a dedicated coach to support your growth Learning & Development: 5 paid training days per year + premium resources Tech Stack Exposure: Java, Spring Boot, AWS, React.js, DevOps, and more Inclusive Culture: Join a collaborative team that values innovation and diversity Competitive Package: Up to £80,000 DOE + comprehensive benefits ?? Your Skills … Experience Strong in Java & Spring Boot Hands-on with AWS (Lambda, ECS, S3, etc.) Front-end experience with React.js , TypeScript , or Angular.js Familiar with CI/CD pipelines and DevOps tooling Bonus: Exposure to AI/ML , Kubernetes , or serverless architecture ?? Security Clearance Notice Due to the nature of the work, SC Clearance eligibility is essential . You must More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Computer Futures
access Career Coaching: Regular 1:1s with a dedicated coach to support your growth Learning & Development: 5 paid training days per year + premium resources Tech Stack Exposure: Java, Spring Boot, AWS, React.js, DevOps, and more Inclusive Culture: Join a collaborative team that values innovation and diversity Competitive Package: Up to £80,000 DOE + comprehensive benefits Your Skills … Experience Strong in Java & Spring Boot Hands-on with AWS (Lambda, ECS, S3, etc.) Front-end experience with React.js , TypeScript , or Angular.js Familiar with CI/CD pipelines and DevOps tooling Bonus: Exposure to AI/ML , Kubernetes , or serverless architecture Security Clearance Notice Due to the nature of the work, SC Clearance eligibility is essential . You must More ❯
Milton Keynes, Buckinghamshire, England, United Kingdom Hybrid / WFH Options
Connexa
deployment, and delivering secure software at scale - this is a standout opportunity to apply your skills in a meaningful way. Responsibilities: Develop robust back-end services using Java and Spring Boot Build secure APIs and contribute to CI/CD automation and cloud-based deployment Collaborate with front-end developers and cross-functional teams on scalable system design Implement … Optimise application performance and maintain high-quality standards across environments What we're looking for: 6+ years' experience in Java-based development within full stack environments Strong skills in Spring Boot, RESTful APIs, and relational databases (PostgreSQL/MySQL) Experience deploying to Windows/Linux, using Docker and DevOps pipelines Front-end awareness with JavaScript/React is a … cutting-edge digital services Bonus scheme, private healthcare, funded learning, and flexible hybrid working Contribute to award-winning platforms with a collaborative, mission-led team Keywords: Senior Java Developer, Spring Boot, Secure Software, Backend Developer, SC Cleared, Government Projects, PostgreSQL, DevOps, Java Engineering, Full Stack Java Jobs, AI Data Projects, Public Sector Innovation, Hybrid Milton Keynes Established in Didsbury More ❯
will play an integral part of an agile team to enhance, build, and deliver products in a secure, stable, and scalable way. You will have previous experience in Java, Spring Boot, microservices architecture utilising DevOps practices. We operate a highly agile development approach, giving wide scope to be involved with hands-on system-design, test driven development, deployment, and … operations. Type: 6 Month Contract Day Rate: Market Rates (Outside IR35) Location: Hybrid/Manchester Start: ASAP Skills Proficient with Java, Spring Boot, Microservices Architecture, whilst automating CI/CD pipelines for build, test and deployment Cloud experience, implementing docker-based CI/CD pipelines, utilising Kubernetes Please apply now to be considered for this position. More ❯
will play an integral part of an agile team to enhance, build, and deliver products in a secure, stable, and scalable way. You will have previous experience in Java, Spring Boot, microservices architecture utilising DevOps practices. We operate a highly agile development approach, giving wide scope to be involved with hands-on system-design, test driven development, deployment, and … operations. Type: 5 Month Contract Day Rate: Market Rates (Outside IR35) Location: Hybrid/Manchester Start: ASAP Skills Proficient with Java, Spring Boot, Microservices Architecture, whilst automating CI/CD pipelines for build, test and deployment. Cloud experience, implementing docker-based CI/CD pipelines, utilising Kubernetes. Please apply now to be considered for this position. More ❯
Manchester, Lancashire, England, United Kingdom Hybrid / WFH Options
Adecco
will play an integral part of an agile team to enhance, build, and deliver products in a secure, stable, and scalable way. You will have previous experience in Java, Spring Boot, microservices architecture utilising DevOps practices. We operate a highly agile development approach, giving wide scope to be involved with hands-on system-design, test driven development, deployment, and … operations. Type: 5 Month Contract Day Rate: Market Rates (Outside IR35) Location: Hybrid/Manchester Start: ASAP Skills Proficient with Java, Spring Boot, Microservices Architecture, whilst automating CI/CD pipelines for build, test and deployment.Cloud experience, implementing docker-based CI/CD pipelines, utilising Kubernetes. Please apply now to be considered for this position. More ❯
Manchester, Lancashire, England, United Kingdom Hybrid / WFH Options
Adecco
will play an integral part of an agile team to enhance, build, and deliver products in a secure, stable, and scalable way. You will have previous experience in Java, Spring Boot, microservices architecture utilising DevOps practices. We operate a highly agile development approach, giving wide scope to be involved with hands-on system-design, test driven development, deployment, and … operations. Type: 6 Month Contract Day Rate: Market Rates (Outside IR35) Location: Hybrid/Manchester Start: ASAP Skills Proficient with Java, Spring Boot, Microservices Architecture, whilst automating CI/CD pipelines for build, test and deploymentCloud experience, implementing docker-based CI/CD pipelines, utilising Kubernetes Please apply now to be considered for this position. More ❯
crucial role in the design, development, and deployment of robust and scalable software solutions. Your responsibilities will include: Developing, testing, and deploying high-quality code primarily using Java and Spring Boot . Designing and implementing cloud-native applications on AWS (Amazon Web Services). Contributing to the front-end development using JavaScript . Collaborating with product managers, designers, and … define and deliver new features. Participating in code reviews, architectural discussions, and continuous improvement initiatives. Essential Skills: Proven experience as a Java Developer . Strong working knowledge of the Spring Boot framework. Hands-on experience with AWS (e.g., EC2, S3, Lambda, RDS). Familiarity with JavaScript for front-end development. Experience with relational and/or NoSQL databases. Solid More ❯
West London, London, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
There's an emphasis on code quality; designing and developing highly complex web based trading platforms working across the full development lifecycle. The technology stack includes Java 17, Kotlin, Spring Boot and AWS amongst others; you'll be encouraged to expand your skillset using the latest technologies and choosing the best tool for the job in a friendly Agile … Agile processes and TDD You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms Other tech in the stack includes Scala, React, Spring, Oracle, Redis, Kubernetes, Docker and Linux so previous exposure to any of these would be beneficial You're collaborative with good communication skills What's in it for you More ❯