About the Role: We are seeking an experienced and visionary Technical Lead with deep expertise in Java SpringBoot, microservices architecture, and solution design to lead the backend engineering efforts of our enterprise platforms. This role requires strong architectural acumen, hands-on coding capability, and a leadership mindset to guide teams across the full software development lifecycle. Exposure … engineering managers, architects, mobile teams, and product stakeholders to deliver scalable, secure, and maintainable solutions. Key Responsibilities: • Design and develop scalable, secure, and high-performance backend systems using Java, SpringBoot, and modern architectural practices. • Lead development of RESTful APIs and microservices along with mobile platforms, ensuring consistency and alignment with business and UX goals. • Drive integration with … science, Engineering, or related field. • 10+ years of professional experience in backend development, with at least 3+ years in technical leadership or solution design roles. • Strong expertise in Java, SpringBoot, and the Spring ecosystem (Spring MVC, Data, Security). • Proven experience architecting and deploying microservices-based systems in complex enterprise environments. • Hands-on experience with More ❯
sharing expertise, mentoring, and promoting continuous learning and improvement. Requirements 5+ years of Java development with a strong track record of delivering high-quality software. Skilled in OOP, Java, SpringBoot, Hibernate, and build tools like Maven or Gradle. Experience building secure, scalable systems; microservices or distributed architecture knowledge is a plus. Familiar with CI/CD, Docker More ❯
culture Engage with banking-focused client requirements in a structured, agile environment Key Skills and Experience 4–7 years' professional experience in Java development Solid understanding of Java frameworks (SpringBoot, Hibernate) Practical knowledge of database systems (e.g., PostgreSQL, MySQL, MongoDB) Strong grasp of software engineering fundamentals and clean coding practices Basic exposure to or willingness to learn More ❯
re work will have a huge impact on systems used by major enterprises and governments worldwide . You’ll work hands-on with a sophisticated tech stack including Java , SpringBoot and more . You’ll lead initiatives to enhance existing platforms while working on greenfield projects . Giving you an opportunity to contribute to the strategic input … tangible and your expertise is recognised , this London-based opportunity offers the challenge and scope you're looking for. Responsibilities: Design, develop, and maintain Java-based backend services using SpringBoot, REST/GraphQL, Kafka, PostgreSQL, and RabbitMQ. Contribute to infrastructure modernisation efforts, working closely with DevOps teams on Kubernetes, CI/CD pipelines, and legacy system migrations. … and optimise the full software development lifecycle through automation. Requirements: 7+ years of professional experience in software engineering, with a strong focus on Java backend development. Solid understanding of SpringBoot, Kafka, RabbitMQ, PostgreSQL, and modern API design patterns. Hands-on experience or familiarity with DevOps tools and concepts – e.g. Kubernetes, Git-based CI/CD, cloud infrastructure More ❯
needed: 8+ years of experience in software engineering with deep expertise in Java (Java 11 or later). Strong experience in designing microservices and distributed systems. Solid grasp of Spring/SpringBoot, REST APIs, messaging (Kafka/RabbitMQ), and cloud-native development. Proven leadership in technical decision-making and mentoring developers. Experience with cloud platforms (AWS More ❯
South East London, England, United Kingdom Hybrid / WFH Options
TRIA
including ecommerce platforms and internal tooling • Contribute to engineering best practices and support technical decision-making What you will need to succeed... • Strong backend development experience in modern Java (SpringBoot) or server-side Kotlin • Experience mentoring or coaching developers and leading technical delivery • Solid understanding of Microservices architecture • Knowledge of CI/CD pipelines, Docker, and Kubernetes More ❯
Software Engineers - Up to £575 Inside IR35 1/2 days per week in London 6 Month + extensions Skillset requirement: Spring/Spring MVC, Springboot/Microservices API Dev (Sec/authentication) DB (Sql/mongo/oracle) DevOps (Jenkins, CI/CD, Gitlab Duo etc) ReactJS/Angular/Node.js. IOS, Android Banking/Financial Service More ❯
East London, London, United Kingdom Hybrid / WFH Options
Future Talent Group
seamless communication between different systems and services. Provide technical leadership and guidance throughout the software development lifecycle, from design to deployment. Skills Experience with Microservice Architecture (Docker, Kubernetes, Helm, SpringBoot, Java, Python) Strong proficiency in AWS cloud services, including EC2, Lambda, S3, RDS, API Gateway, and IAM. Experience working with Kafka Hands-on experience with API development More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Client Server
based offices 3-4 days a week with some flexibility to work from home 1-2 days. About you: You have strong Full Stack development experience including Java backend (SpringBoot) as well as modern Angular You have experience with relational databases and SQL query writing You have a strong understanding of REST APIs and real-time systems More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Client Server
Lead Backend Software Engineer/Developer (Java Kafka SpringBoot) London/WFH to £120k Are you a skilled Backend Software Engineer with strong Java and real-time messaging experience combined with SC Clearance? You could be progressing your career in a senior, hands-on Lead Backend Software Engineer position at a scale-up technology company with a successful workforce management … up with colleagues in the London office once a week. About you: You have significant experience as a backend focussed Java software engineering with leadership responsibilities You have strong SpringBoot, Kafka and event driven microservices experience with high throughput You have leadership, mentoring and coaching skills You have a strong understanding of system-level concerns: observability, availability … a week in London office Pension, Healthcare Impactful role with excellent career progression Apply now to find out more about this Lead Backend Software Engineer/Developer (Java Kafka SpringBoot) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come More ❯
organizations unlock the value of technology and build a more sustainable, more inclusive world. Your Role We are seeking passionate and experienced Senior Kotlin Developer with strong backgrounds in SpringBoot and API design. The ideal candidates are forward-thinking individuals with a senior developer's mindset, capable of driving complex features end-to-end and collaborating with … solutions and maintain clear communication across teams Proactively identify and address technical challenges, driving continuous improvement in the codebase and processes. Stay updated with the latest trends in Kotlin, SpringBoot, and API design. Work closely with Mobile and Web FE team to build Backend for Frontend that enables faster scalable FE development Your Profile Proficiency in Kotlin … and SpringBoot with hands-on experience in API design and development. If Kotlin is not possible, a Java expert with a keen interest to learn Kotlin. Strong knowledge of RESTful API principles and best practices. Familiarity with Micro-services architecture and related technologies. Ability to analyze complex technical challenges and provide innovative solutions. Passion for learning and More ❯
Java Developer, London, Spring, API, Start ASAP, My client, a leader in their domain, is working on an exciting proof of concept to unlock a new opportunity space. This is a fast-paced, high-impact 6 to 9-month engagement aimed at validating the business case for future scale. We're looking for engineers who have solid core domain … Central London, office-based 4-5 days per week (due to pace and collaboration needs) Duration: 6-9 months Inside IR35. Required skills: Strong proficiency in Java 11+ and SpringBoot Experience designing and implementing REST APIs Familiarity with API mocking tools (eg, WireMock, MockServer) Good understanding of microservices architecture Experience with CI/CD pipelines and deployment … tooling Cloud deployment experience, preferably AWS Unit and integration testing experience (JUnit, Mockito) Comfortable working in agile teams with evolving requirements Please apply for more information Java Developer, London, Spring, API, Start ASAP More ❯
high-performance Trade Capture & PnL platform . You'll be part of a small, elite team delivering mission-critical systems across all asset classes. ️ Tech Stack & Focus Java 17 , SpringBoot 3 Kafka for real-time streaming Vertica & MSSQL databases Kubernetes (on-prem orchestration) Modern microservices architecture Agile delivery with ownership and autonomy What You'll Do Contribute More ❯
required to be on-site in London 1-2 days a week *Strong Kubernetes is a must* Techstack: Java AWS/GCP CI/CD Kubernetes, EKS, GKE Microservices Springboot If this is your stack and you’re available, apply with your CV and we can discuss More ❯
ideally you will be based close to London as that is where the majority of their clients are based. Tech skills required: Java (must have recent hands on experience) Springboot - indepth knowledge of core Spring principles and real-world application Service Mesh technologies/Kong experience - essential Microservices AWS Architecture design experience with good understanding of security protocols Stakeholder More ❯
Senior Java Engineer (Java 17, Kafka, SpringBoot) | Market-Leading Systematic Trading Firm | Up to £130,000 | 12 Month FTC | Hybrid, London Evoke is partnered with one of the UK’s top systematic trading firms on an exciting opportunity for a Senior Java Engineer to join their high-calibre technology team on a 12-month fixed-term contract. … working in a fast-paced environment where clean, scalable code is valued. The ideal candidate will have strong experience with Java (Java 17), Kafka, and building modern microservices using Spring Boot. Financial services experience is not required but would certainly be a plus. This role is offering up to £130,000 base salary plus discretionary bonus and requires four More ❯
East London, London, United Kingdom Hybrid / WFH Options
Client Server
Engineer you will collaborate with the CTO on the overall design and architecture of the products' tech stack, working on Greenfield applications. The tech stack is based on Kotlin, SpringBoot and AWS backend with TypeScript, React and Next.js on the front end. You'll be hands-on with architecture, design and coding, including complex business logic, authentication and security aspects … on bespoke product development. About you: You have expertise with software engineering best practices, experience across the full development lifecycle and tech stack You have experience with Kotlin, Java, SpringBoot and AWS You have a good understanding of APIs and permission based systems You have a good understanding of software architecture and have experience of building systems from scratch You More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Client Server
Engineer you will collaborate with the CTO on the overall design and architecture of the products' tech stack, working on Greenfield applications. The tech stack is based on Kotlin, SpringBoot and AWS backend with TypeScript, React and Next.js on the front end. You'll be hands-on with architecture, design and coding, including complex business logic, authentication and security aspects … on bespoke product development. About you: You have expertise with software engineering best practices, experience across the full development lifecycle and tech stack You have experience with Kotlin, Java, SpringBoot and AWS You have a good understanding of APIs and permission based systems You have a good understanding of software architecture and have experience of building systems from scratch You More ❯