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 … 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 More ❯
powering global enterprises. As a Senior Backend Engineer, you’ll play a key role in designing and building greenfield backend services using Java and SpringBoot , with a strong emphasis on DevOps, automation, and performance at scale. You'll help shape technical direction , lead by example in code … a key role in a global product roadmap , we want to hear from you. 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 … 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 More ❯
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 More ❯
effectively with client project teams A natural ability to mentor junior developers You’ll have: 6+ years of commercial software engineering experience in Java, Springboot, Microservices, AWS, Docker, Kubernative, Kafka. Service oriented architecture development TDD/BDD Experience working in an Agile environment Natural self-motivation with a passion for More ❯
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 More ❯
South East London, England, United Kingdom Hybrid / WFH Options
TRIA
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/ More ❯
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/ More ❯
East London, London, United Kingdom Hybrid / WFH Options
Future Talent Group
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 More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Future Talent Group
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 More ❯
South East London, England, United Kingdom Hybrid / WFH Options
Client Server
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 More ❯
databases. Working knowledge of single page application is desirable. Looking for T-Shaped profile with experience in following languages and technologies like Java, J2EE, Springboot, React, Angular, CCS, CSS pre-processors and Node.js. Secondary Skills hands-on experience on Kotlin and C# will be an added advantage. CRM tool such … be an added advantage. Knowledge of modern DevOps CI/CD practices with relation to the Full Stack engineers Javascript Full-Stack Spring, Springboot Node.JS, Angular, ReactJS CI/CD - Android/Play Store, API development, database To find out more please contact o.king@tenthrevolution.com 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 … 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 … 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 More ❯
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 ❯
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 … 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 More ❯
East London, London, United Kingdom Hybrid / WFH Options
Client Server
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 … 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 More ❯