practices and Jenkins. Comprehensive understanding of SOA and Restful APIs. Desirable Skillsets: Java skill set with a strong foundation in OOP and functional programming (Java 8+). Familiarity with Spring Boot's annotations, configuration, and deployment. Experience in Restful API development. Hands-on experience with DataPower appliances. Development experience using XSLT, Gateway Script, and XPath. Knowledge of security integration More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Hays Specialist Recruitment Limited
pricing space. What you'll need to succeed 10+ years' Java Development experience within financial services - mandatory Good knowledge across a range of asset classes, ideally Fixed Income Strong spring-boot experience Strong understanding of the full SDLC requirements within financial services Extensive DevOps and CI/CD experience Strong cloud and containerisation experience What you'll get in More ❯
and hands-on implementation.* Front End -Angular, TypeScript, JavaScript. - Primary skill (must have)* Back End - NodeJS, Mongoose, Event driven and Service Oriented Architectures. - Primary skill (good to have)* Java - Spring Boot, Maven, JPA, Hibernate. - Primary skill (good to have)* AWS - Service Buses, Function Apps, Event Grid, managing App Services. - Primary skill (good to have)* Database - SQL, MongoDB data and More ❯
an end client.Key requirements: Principal FullStack engineer with experience leading teams of engineers on complex projects Active Security Clearance (SC) and Active NPPV3 Full stack experience in C#, Java (Spring Boot, JPA/Hibernate), Rest APIs Experience in building microservices and knowledge of SOLID principles Understanding of 4GL (fourth generation programming language) Experience in backlog refinement, preparation of user More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Lorien
join our team on a 6-month contract. You'll be working on a modern, cloud-native platform, helping to build and maintain scalable backend services using Java and Spring technologies. This is a hands-on engineering role with opportunities to influence architecture and mentor others. Key Responsibilities: Design, develop, and maintain backend services using Java … and Spring Boot/SpringFramework Write clean, maintainable, and well-tested code with a strong emphasis on unit testing and BDD Collaborate with cross-functional teams including DevOps, QA, and Product Deploy and manage services on AWS , ensuring performance, scalability, and security Participate in Agile ceremonies, code reviews, and technical discussions Contribute to architectural decisions and best … practices Required Skills & Experience: Strong commercial experience with Java 8, 17, and 21 Deep understanding of Spring Boot and SpringFramework Proficient in unit testing and behavior-driven development (BDD) Solid experience with AWS and cloud-native development Familiarity with CI/CD pipelines and containerization (e.g., Docker) Strong communication skills and ability to work independently or lead More ❯
Telephony, End-user computer, and clinical/business systems Working knowledge of healthcare applications and migrations to enterprise systems (e.g., HR, finance) Familiarity with modern technology frameworks including Java, Spring Boot, GCP/Azure, React JS, and React Native Nice to have:Immediate availabilityIf interested, with relevant Network Solution Architect experience, please apply with a latest CV ASAP. Hays More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Become
on delivering secure, scalable, and production-grade digital solutions for the financial services sector. This is a hands-on engineering role ideal for someone with deep expertise in Java, Spring Boot, and secure API design , and who thrives in fast-paced, client-facing environments. The successful candidate will play a key role in shaping backend architecture, driving secure service … delivery, and contributing to engineering standards across engagements. Key Responsibilities Design and develop backend services using Java and Spring Boot Architect and implement secure APIs using OAuth2, FAPI, OpenID Connect Ensure backend services are performant, scalable, and resilient Collaborate with frontend, DevOps, and QA teams to deliver integrated solutions Participate in architecture reviews, technical design sessions, and stakeholder workshops … including Agile , CI/CD , and DevSecOps Contribute to the development of reusable backend assets and CoE standards Required Skills and Experience Extensive hands-on experience with Java and Spring Boot in enterprise environments Proven expertise in designing and delivering secure APIs (OAuth2, FAPI, OpenID Connect) Strong understanding of microservices architecture and distributed systems Experience working in regulated environments More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Become
on delivering secure, scalable, and production-grade digital solutions for the financial services sector. This is a hands-on engineering role ideal for someone with strong experience in Java , Spring Boot , microservices , and API development , who thrives in collaborative, high-accountability environments. The successful candidate will contribute to backend service design, secure API delivery, and the development of reusable … engineering assets across client engagements. Key Responsibilities Design, develop, and maintain backend services using Java and Spring Boot Build and integrate secure APIs aligned with industry standards (e.g., OAuth2, OpenID Connect) Contribute to the development of microservices architectures and distributed systems Collaborate with frontend, DevOps, and QA teams to deliver cohesive, end-to-end solutions Participate in technical design … CoE engineering standards and reusable components Ensure adherence to Agile delivery practices, CI/CD pipelines, and DevSecOps principles Required Skills and Experience Strong hands-on experience with Java , Spring Boot , and enterprise-grade backend development Proven experience designing and implementing secure APIs and service integrations Solid understanding of microservices architecture , service orchestration, and distributed systems Experience working in More ❯
Support CI/CD processes and automated testing frameworks Write clean, maintainable, and well-documented code Work closely with internal and external stakeholders Essential Skills & Experience Java (version 8+) Spring Boot and SpringFramework (inc. Hibernate) RESTful APIs over HTTPS Microservices and distributed systems Agile development (Scrum) CI/CD pipelines Git and Jira (or similar tools) UML More ❯
hold SC and NPPV3 or be eligible for both Location: Croydon - onsite 2/3 days a week Job Description: What you'll bring:* 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 containerization 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. Please apply to the advert for more information. Carbon60, Lorien & SRG - The Impellam Group STEM Portfolio are acting as More ❯
with proficiency in building and maintaining CI/CD pipelines Understanding of automation and orchestration scripting (Python, Bash, Ruby) Demonstrable experience with React Proficiency in Backend - Java v17+/Spring/Spring Boot Proven experience designing and implementing cloud-based architectures (AWS, Azure or GCP) Ability to implement monitoring solutions (e.g. Prometheus, Grafana) Experience implementing security best practices More ❯