C# and .NET (ability to understand code and general knowledge of the framework) Experience in building complex, large-scale software solutions from scratch to live production Experience with Java, Spring Boot, Spring Data, JPA, Swagger, Maven, Kafka, PostgreSQL, Jenkins, GIT, RESTful Services, Docker Strong analytical skills Self-starter, fast learner, and great interpersonal skills Excellent English communication skills More ❯
translating them into effective and efficient application solutions. Technical Leadership: Provide hands-on technical direction, ensuring adherence to best practices, coding standards, and architectural principles. REQUIREMENTS Proficiency in Java, Spring/Spring Boot, Hibernate/JPA, and RESTful APIs. Strong experience with front-end technologies such as Angular, React, or Vue.js. Solid understanding of microservices architecture, containerization (Docker More ❯
flexibility on this and very flexible hours. Tech Stack: Java 11 (moving to Java 17) Relational Databases- SQL and ORM Tech (JPA, Hibernate) Frameworks- preferably Vaadin or JSF, Wicket, Spring MVC Spring Boot AWS Microservices ML/Big Data- desirable Docker- desirable messaging- GRPC/Solis- desirable Responsibilities: Design and development of low latency software components Contribute across More ❯
flexibility on this and very flexible hours. Tech Stack: Java 11 (moving to Java 17) Relational Databases- SQL and ORM Tech (JPA, Hibernate) Frameworks- preferably Vaadin or JSF, Wicket, Spring MVC Spring Boot AWS Microservices ML/Big Data- desirable Docker- desirable messaging- GRPC/Solis- desirable Responsibilities: Design and development of low latency software components Contribute across More ❯
london (city of london), south east england, united kingdom
develop
flexibility on this and very flexible hours. Tech Stack: Java 11 (moving to Java 17) Relational Databases- SQL and ORM Tech (JPA, Hibernate) Frameworks- preferably Vaadin or JSF, Wicket, Spring MVC Spring Boot AWS Microservices ML/Big Data- desirable Docker- desirable messaging- GRPC/Solis- desirable Responsibilities: Design and development of low latency software components Contribute across More ❯
flexibility on this and very flexible hours. Tech Stack: Java 11 (moving to Java 17) Relational Databases- SQL and ORM Tech (JPA, Hibernate) Frameworks- preferably Vaadin or JSF, Wicket, Spring MVC Spring Boot AWS Microservices ML/Big Data- desirable Docker- desirable messaging- GRPC/Solis- desirable Responsibilities: Design and development of low latency software components Contribute across More ❯
london, south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
closely with Product Owners and team members to deliver value 👨 🏫 Mentor junior developers and support their growth 🧠 What You Bring: 💻 Solid commercial experience in Kotlin (5+ years) 🌱 Experience with Spring Boot , or similar frameworks (e.g. Ktor) 🧩 Strong API-first mindset and clean coding practices 🧪 Knowledge of Agile, peer reviews, pair programming, and test-driven development 📐 Understanding of software design More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
closely with Product Owners and team members to deliver value 👨 🏫 Mentor junior developers and support their growth 🧠 What You Bring: 💻 Solid commercial experience in Kotlin (5+ years) 🌱 Experience with Spring Boot , or similar frameworks (e.g. Ktor) 🧩 Strong API-first mindset and clean coding practices 🧪 Knowledge of Agile, peer reviews, pair programming, and test-driven development 📐 Understanding of software design More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
closely with Product Owners and team members to deliver value 👨 🏫 Mentor junior developers and support their growth 🧠 What You Bring: 💻 Solid commercial experience in Kotlin (5+ years) 🌱 Experience with Spring Boot , or similar frameworks (e.g. Ktor) 🧩 Strong API-first mindset and clean coding practices 🧪 Knowledge of Agile, peer reviews, pair programming, and test-driven development 📐 Understanding of software design More ❯
london, south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
impact solutions Guide and mentor junior developers, fostering continuous learning and improvement 🧠 What We’re Looking For 2+ years of hands-on commercial experience with Kotlin Strong knowledge of Spring Boot or similar frameworks (e.g., Ktor) Proven experience designing and developing robust APIs Familiarity with Agile practices, peer reviews, and test-driven development Solid understanding of software design principles More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
impact solutions Guide and mentor junior developers, fostering continuous learning and improvement 🧠 What We’re Looking For 2+ years of hands-on commercial experience with Kotlin Strong knowledge of Spring Boot or similar frameworks (e.g., Ktor) Proven experience designing and developing robust APIs Familiarity with Agile practices, peer reviews, and test-driven development Solid understanding of software design principles More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
impact solutions Guide and mentor junior developers, fostering continuous learning and improvement 🧠 What We’re Looking For 2+ years of hands-on commercial experience with Kotlin Strong knowledge of Spring Boot or similar frameworks (e.g., Ktor) Proven experience designing and developing robust APIs Familiarity with Agile practices, peer reviews, and test-driven development Solid understanding of software design principles More ❯
Croydon, Surrey, England, United Kingdom Hybrid / WFH Options
eTeam Inc
and ideally Kafka) Max rate: £537/Day on Umbrella Location: Croydon (Hybrid) Clearance required: SC Transfer (Active SC only ) Contract Duration: 05 months Experience of Java Experience of Springframework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge of development processes. Experience of containerisation using Docker or Kubernetes Experience of Continuous Integration … the skills, if not we can help develop them: Designing microservice-based architectures using domain driven design (DDD). CQRS and Event Sourcing patterns Kubernetes Knowledge/Certification in Spring framework. Experience in cloud technologies AWS/Azure/GCP More ❯
scale-up experience BSc in Computer Science or STEM subject from Russell Group university Have worked in product-focused tech companies Kotlin (Can have also worked with with Java) Spring Boot You will enjoy many great benefits too: Flexible work hours Bonus Share options Personal development budget Private healthcare, dental and eye care Drinks and snacks provided in office More ❯
london, south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
scale-up experience BSc in Computer Science or STEM subject from Russell Group university Have worked in product-focused tech companies Kotlin (Can have also worked with with Java) Spring Boot You will enjoy many great benefits too: Flexible work hours Bonus Share options Personal development budget Private healthcare, dental and eye care Drinks and snacks provided in office More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
scale-up experience BSc in Computer Science or STEM subject from Russell Group university Have worked in product-focused tech companies Kotlin (Can have also worked with with Java) Spring Boot You will enjoy many great benefits too: Flexible work hours Bonus Share options Personal development budget Private healthcare, dental and eye care Drinks and snacks provided in office More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
scale-up experience BSc in Computer Science or STEM subject from Russell Group university Have worked in product-focused tech companies Kotlin (Can have also worked with with Java) Spring Boot You will enjoy many great benefits too: Flexible work hours Bonus Share options Personal development budget Private healthcare, dental and eye care Drinks and snacks provided in office More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Noir
Java Developer Financial Technology London/Hybrid (INSIDE IR35) (Key skills: Java, Spring Boot, Kubernetes, AWS EKS, Amazon Redshift, PostgreSQL, RESTful APIs, CI/CD, Microservices, iOS/Android Native, Agile, Financial Services) Are you a highly skilled Java Developer with a passion for building scalable, high-performance financial systems? Do you enjoy working with cutting-edge technologies across … is seeking a Java Developer to play a key role in designing, developing, and deploying next-generation financial applications. You will work on complex, high-availability systems built using Spring Boot , deployed on AWS EKS/Kubernetes , and integrated with modern mobile and analytics platforms. As part of a collaborative, Agile development team, you will be responsible for building … iOS and Android engineers to ensure seamless end-to-end integration, supporting mobile-first financial products that reach thousands of users daily. To succeed, youll need strong Java and Spring Boot experience, solid understanding of Kubernetes and AWS services, and hands-on database development with SQL-based systems. Familiarity with mobile integrations (iOS/Android native), RESTful API design More ❯
Java Developer - Financial Technology - London/Hybrid (INSIDE IR35) (Key skills: Java, Spring Boot, Kubernetes, AWS EKS, Amazon Redshift, PostgreSQL, RESTful APIs, CI/CD, Microservices, iOS/Android Native, Agile, Financial Services) Are you a highly skilled Java Developer with a passion for building scalable, high-performance financial systems? Do you enjoy working with cutting-edge technologies across … is seeking a Java Developer to play a key role in designing, developing, and deploying next-generation financial applications. You will work on complex, high-availability systems built using Spring Boot , deployed on AWS EKS/Kubernetes , and integrated with modern mobile and analytics platforms. As part of a collaborative, Agile development team, you will be responsible for building … and Android engineers to ensure seamless end-to-end integration, supporting mobile-first financial products that reach thousands of users daily. To succeed, you'll need strong Java and Spring Boot experience, solid understanding of Kubernetes and AWS services, and hands-on database development with SQL-based systems. Familiarity with mobile integrations (iOS/Android native), RESTful API design More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Noir
Java Developer - Financial Technology - London/Hybrid (INSIDE IR35) (Key skills: Java, Spring Boot, Kubernetes, AWS EKS, Amazon Redshift, PostgreSQL, RESTful APIs, CI/CD, Microservices, iOS/Android Native, Agile, Financial Services) Are you a highly skilled Java Developer with a passion for building scalable, high-performance financial systems? Do you enjoy working with cutting-edge technologies across … is seeking a Java Developer to play a key role in designing, developing, and deploying next-generation financial applications. You will work on complex, high-availability systems built using Spring Boot , deployed on AWS EKS/Kubernetes , and integrated with modern mobile and analytics platforms. As part of a collaborative, Agile development team, you will be responsible for building … and Android engineers to ensure seamless end-to-end integration, supporting mobile-first financial products that reach thousands of users daily. To succeed, you'll need strong Java and Spring Boot experience, solid understanding of Kubernetes and AWS services, and hands-on database development with SQL-based systems. Familiarity with mobile integrations (iOS/Android native), RESTful API design More ❯
Winchester, Hampshire, United Kingdom Hybrid / WFH Options
Tria
knowledge of SQL and web services (REST/SOAP) Solid understanding of software design principles Experience working on enterprise-scale systems Strong analytical and communication skills Desirable: Familiarity with Spring/Spring Boot and CI/CD tools Background in financial services or similar complex environments What's on Offer Salary up to £60,000 Flexible hybrid working More ❯
Colden Common, Hampshire, United Kingdom Hybrid / WFH Options
Tria
knowledge of SQL and web services (REST/SOAP) Solid understanding of software design principles Experience working on enterprise-scale systems Strong analytical and communication skills Desirable: Familiarity with Spring/Spring Boot and CI/CD tools Background in financial services or similar complex environments What's on Offer Salary up to 60,000 Flexible hybrid working More ❯
technical issues are addressed Create clear concise documentation Estimate accurately Match solutions to requirements Apply technology and process to improve business efficiency Identify and manage architectural risks Java and Spring design principles Effective design patterns Web service/API integration experience Broad range of current technologies and architectures Good IT solution design practice to maintain a PCI compliant architecture 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 ❯
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 ❯