76 to 95 of 95 Spring Jobs in the City of London

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 … 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 Engineers to help design and deliver cutting-edge Microservices powering next-generation loyalty experiences. What You’ll Do Design, build, and maintain scalable backend services using Java and Spring Boot Develop Microservices that integrate with a variety of third-party APIs and data sources Collaborate with product, architecture, and DevOps teams to deliver high-quality, resilient solutions Contribute … system design, code reviews, and continuous improvement initiatives Help shape the technical direction of a rapidly evolving product ecosystem What We’re Looking For Strong experience with Java (8+), Spring Boot, and RESTful APIs Solid understanding of Microservices architecture and event-driven systems Exposure to cloud platforms (AWS, GCP, or Azure) Knowledge of CI/CD pipelines, Docker, Kubernetes More ❯

services in a modern, cloud-native environment. What you’ll be doing: Designing and developing performant, scalable backend systems using Java (up to Java 21). Building microservices with Spring Boot and related frameworks. Developing and maintaining RESTful APIs and event-driven systems. Writing clean, testable code and following TDD principles. Working closely with DevOps, Product, and QA teams … to deliver high-quality solutions. Deploying and supporting services in AWS with tools such as Lambda, ECS, S3, and CloudFormation. What we’re looking for: Strong experience with Java, Spring Boot, and microservice architecture. Proven background working in cloud environments (ideally AWS). Familiarity with CI/CD pipelines and automation tools. Solid grasp of software testing, TDD, and More ❯

around the world are seeking talented Java Engineers to join their collaborative and high-performing engineering team. What You’ll Do Design and build robust Microservices using Java and Spring Boot Work on scalable, event-driven systems that process millions of transactions Collaborate with cross-functional teams (Product, DevOps, QA) to deliver high-quality software Contribute to technical discussions … architecture decisions, and best practices Continuously improve system performance, reliability, and security What We’re Looking For Strong experience with Java (11+) and Spring Boot Solid understanding of microservices architecture and RESTful APIs Experience with AWS or another cloud platform Familiarity with CI/CD pipelines, Docker, and Kubernetes is a plus A passion for writing clean, maintainable code More ❯

Lead Java Engineer – London | £140k + Shares Java 21, Spring Boot, Microservices, TDD, BDD, REST, AWS, React You know that feeling when you’re not just writing code, you’re building the engine behind something that moves money, manages risk, and scales globally? That’s exactly what this team is doing. They’re a fast-growing FinTech tackling cross … payments, transaction booking, FX flows, the kind of systems that need to be fast, secure, and bulletproof. Tech stack: Java 21 (you’ll need experience with Java 17+, must), Spring Boot, PostgreSQL, AWS, TDD, CI/CD, React. As a Lead Engineer, you’ll have the freedom to shape the team, influence architecture, and build things the right way. More ❯

Senior Java Engineer – Product Engineering | B2B SaaS | Insurtech Up to £120,000 per annum plus bonus and excellent pension London – 2 days a week Java | Spring Boot | AWS | Kubernetes | Event-Driven Architecture Senior Java Engineer – We have been exclusively engaged by a leading B2B SaaS technology business to find a Senior Java Engineer with a “product engineering” mindset to … The role requires someone who enjoys solving complex challenges, influencing architectural decisions and building scalable, resilient systems. Key Responsibilities Designing and developing production-ready features and services in Java (Spring Boot) and cloud-native environments. Contributing to system design and architecture, ensuring simple and pragmatic solutions to complex problems. Working collaboratively with Product Managers and teammates to balance the … and operation, including AWS design, security, and observability. Mentoring colleagues, conducting code reviews, and supporting a culture of learning and improvement. Candidate Profile Significant experience in modern Java development (Spring Boot, Kotlin, or similar). Strong track record in designing and evolving scalable, Cloud-based systems. Practical experience with iterative development, automated testing, and CI/CD. A pragmatic More ❯

a Java Developer with a product engineering background to join their team, building highly available, scalable systems that power next-generation payments. Your Background/Tech Stack Java with Spring Reactive programming (AKKA etc) Kafka or JMS Solid understanding of CI/CD pipelines, automation, and Agile delivery practices. Experience working with MongoDB or other NoSQL databases. The Role … Play a key role in developing real-time payment processing systems using Java, Spring, and Reactive frameworks. Follow TDD and BDD methodologies to ensure clean, maintainable, and well-tested code. Contribute to technical and design decisions, shaping the future of the payments platform. Build reusable, modular code and optimise applications for maximum speed and scalability. Work within an Agile More ❯

automation are seeking Java Developers who thrive in modern, cloud-native environments and want to make real impact. What you’ll do Design and develop high-performance microservices using Spring Boot Build scalable, cloud-based applications on AWS Collaborate with AI engineers, data scientists, and product teams to deliver intelligent solutions Contribute to system architecture, CI/CD pipelines … and code reviews Bring fresh ideas to a fast-moving, innovative environment What we’re looking for Strong experience with Java (11+) and Spring Boot Proven track record building and deploying Microservices Solid understanding of AWS services (ECS, Lambda, S3, etc.) Experience with RESTful APIs, Docker, and CI/CD tools Enthusiastic about AI, data-driven development, and continuous More ❯

services at scale. Write clean, testable, and well-documented code that stands the test of time. Contribute to architecture discussions and influence key technical decisions. Tech Stack Java 17+, Spring WebFlux/Project Reactor, Kafka, PostgreSQL, Docker, Kubernetes, AWS. Exposure to distributed systems, event-driven architecture, and microservices is highly valued Working Model 1-2 days per week in … also be able to consider remote with 1-2 office visits a month. About You Strong Java engineering background (ideally 4+ years). Hands-on experience with Reactive frameworks (Spring WebFlux, Reactor, Akka, Vert.x, or similar). Comfortable working in high-availability, real-time systems. A problem-solver who enjoys ownership and continuous learning. What’s On Offer Up More ❯

Senior Java Engineer (Kafka, Spring Boot, Microservices) Were hiring a Senior Java Engineer to build secure, real-time systems using Java, Spring Boot, and Apache Kafka. Youll design scalable event-driven microservices, collaborate across the stack, and shape a platform used in mission-critical environments. If youre a hands-on backend engineer passionate about distributed systems, resilience, and … default. Required Experience 10+ years experience as a Java Backend Engineer/Senior Java Developer Proven track record building and scaling Kafka-based architectures in production Deep expertise with Spring Boot (Security, Web, and Data modules) Experience designing and maintaining event-driven systems with high throughput and reliability Strong understanding of observability, availability, and resilience Experience working in security More ❯

Senior Java Engineer (Kafka, Spring Boot, Microservices) We’re hiring a Senior Java Engineer to build secure, real-time systems using Java, Spring Boot, and Apache Kafka. You’ll design scalable event-driven microservices, collaborate across the stack, and shape a platform used in mission-critical environments. If you’re a hands-on backend engineer passionate about distributed … default. 💡 Required Experience 10+ years’ experience as a Java Backend Engineer/Senior Java Developer Proven track record building and scaling Kafka-based architectures in production Deep expertise with Spring Boot (Security, Web, and Data modules) Experience designing and maintaining event-driven systems with high throughput and reliability Strong understanding of observability, availability, and resilience Experience working in security More ❯

the growing demands of business event processing and data management. Key Responsibilities: Develop, implement, and maintain highly performant, secure, and scalable Java applications. Java Server Side Concurrent Programming with Spring Boot (Core Spring) Leverage Kafka or other message queue systems to handle asynchronous processing. Design, optimize, and maintain MongoDB (NoSQL) database schemas. Craft and optimize advanced SQL queries More ❯

the growing demands of business event processing and data management. Key Responsibilities: Develop, implement, and maintain highly performant, secure, and scalable Java applications. Java Server Side Concurrent Programming with Spring Boot (Core Spring) Leverage Kafka or other message queue systems to handle asynchronous processing. Design, optimize, and maintain MongoDB (NoSQL) database schemas. Craft and optimize advanced SQL queries More ❯

Java Developer - £100,000 - £140,000 – London/Hybrid Java 21 | Microservices | Spring boot | AWS | Startup | Scaleup | Fintech | Banking | Amazon Web Services | PostgreSQL | Are you a Java Developer who wants to have a voice within the team? Maybe you want to join a fast growing company with lots of progression. If so I have a role for you. Opus … days annual leave Solid pension And more If you’re interested please apply or send your CV to adam.holmes@opusrs.com to apply. Sponsorship isn’t available. Java 21 | Microservices | Spring boot | AWS | Startup | Scaleup | Fintech | Banking | Amazon Web Services | PostgreSQL More ❯

personal/professional training and development to meet the changing demands of the role, including all relevant regulatory and legislative training KEY SKILLS AND EXPERIENCE Strong expertise in Java, Spring Framework/Spring Boot, or related backend frameworks Solid understanding of API design, microservices, and distributed messaging architectures Solid experience in advocating for and mentoring other team members More ❯

Senior Software Developer (Java/Spring) | London (Hybrid) | £50K 💰 📍 Location: London (Hybrid) 🕒 Experience: 2+ years 💼 Type: Full-time | Permanent 🚀 The company are developing software solutions that address a wide range of challenges faced by the public sector. Their customers include government departments, agencies, and other public sector organisations, helping them streamline processes and achieve their goals effectively. They are … Software Engineer who looking is eager to learn, and are ready to contribute to our ongoing growth and success. 💻 What You’ll Do: 🔧 Develop and maintain applications using Java & Spring Boot ✅ Write and maintain unit, integration, and end-to-end tests 🔍 Participate in code reviews and uphold coding standards 🎨 Help design scalable, secure features and services 🛠️ Troubleshoot and debug … complex systems 📦 Use CI/CD tools 🧠 What You Bring: 🧪 2+ years’ commercial experience in Java with Spring 🧰 Solid grasp of modern Java practices 🔄 Familiarity with Agile methodologies & short delivery cycles ⚙️ Hands-on with CI tools and Git-based workflows 💼 What We Offer: 💰 Salary: Up to £50k DOE 🏠 Flexible Hybrid Working - 2 days onsite per week 🎉 Profit share scheme More ❯

performing engineering team building asynchronous, event-driven systems using modern Java technologies. Design and build scalable, high-availability systems processing millions of real-time transactions Work with Java 17+, Spring WebFlux, AKKA, Kafka, and more Write clean, testable code using TDD and BDD Contribute to architectural decisions in a fast-evolving codebase Collaborate within Agile teams (Kanban/Scrum … who are pragmatic, performance-focused, and thrive on solving complex distributed systems problems. Strong hands-on experience with Java 11+ (ideally Java 17) Solid knowledge of Reactive Programming (e.g., Spring WebFlux, AKKA) Experience with event-driven architecture, real-time messaging systems (Kafka, JMS) Familiarity with asynchronous request handling, scalability, and system resilience Agile mindset, with TDD/BDD and More ❯

performing engineering team building asynchronous, event-driven systems using modern Java technologies. Design and build scalable, high-availability systems processing millions of real-time transactions Work with Java 17+, Spring WebFlux, AKKA, Kafka, and more Write clean, testable code using TDD and BDD Contribute to architectural decisions in a fast-evolving codebase Collaborate within Agile teams (Kanban/Scrum … who are pragmatic, performance-focused, and thrive on solving complex distributed systems problems. Strong hands-on experience with Java 11+ (ideally Java 17) Solid knowledge of Reactive Programming (e.g., Spring WebFlux, AKKA) Experience with event-driven architecture, real-time messaging systems (Kafka, JMS) Familiarity with asynchronous request handling, scalability, and system resilience Agile mindset, with TDD/BDD and More ❯

Fidessa Developer - Java/Spring - sought by investment bank based in London - Contract - Hybrid *inside IR35* Key Responsibilities Develop and customise the Fidessa cash equities order management systems for US and Canadian markets. Translate business requirements into technical solutions using Fidessa and Java. Collaborate with global teams to deliver high-quality solutions. Provide mentorship to new team members and … issues as needed. Essential Skills & Experience 5+ years of hands-on development experience with the Fidessa trading platform . Strong understanding of equities trading . Proficiency in Java (including Spring framework) and Python . Excellent interpersonal, communication, and organisational skills. Desirable Skills Knowledge of other asset classes in Capital Markets. Experience with tools such as GitHub, Maven, Jenkins, Nexus More ❯