12 of 12 Java Engineer Jobs in the Thames Valley

Java Engineer – 6-Month Contract – Hybrid (2 days on site, London) - Day Rate: Up to £700 (Inside IR35) Join a high-performing engineering team working on large-scale, high-availability systems used by millions. This role offers the chance to build and enhance complex backend services … 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. ...

Senior Java Engineer £140k + Equity – London Java 21, Spring Boot, Microservices, AWS Sometimes the simplest ideas are born from everyday struggles. In regions where inflation is soaring, people have long worried about their savings losing value overnight. Out of that challenge came a new kind … promises; it’s about peace of mind and a fair chance to participate in the global economy while protecting income.As a Senior Java Engineer, you’ll play a key role in building this out and maintaining the backend infrastructure. You’ll work with Java 21+, designing APIs ...

partnering with a global, technology-driven investment bank seeking a Senior Java Engineer to join their platform engineering team. You'll work on systems that support trading, risk, analytics, and data operations across multiple markets — building scalable, reliable software that powers key business processes. This is a great … tech-focused environment. Core Skills & Experience 3+ years of professional software engineering experience Strong computer science fundamentals — algorithms, data structures, system design Proficiency in Java (Java 11+), including concurrency and object-oriented design Experience building data-intensive systems or service-oriented platforms Comfortable working with distributed teams ...

Director - Lead Software Engineer (Java, Equities) Location: London | Division: Investment Banking | Type: Full-time About the Role We are seeking a Director-level Lead Software Engineer to join our Equities Technology team within the Front Office. This is a hands-on, independent contributor role where you will … closely with traders, quants, and other technologists to deliver innovative solutions in a fast-paced environment. Key Responsibilities Lead the design and development of Java-based trading and risk platforms for equities. Deliver low-latency, high-throughput systems for order management and execution. Collaborate with front-office stakeholders ...

Senior Software Engineer (Java) – Portfolio Optimization | Fintech | London/Hybrid About My Client My client is a high-growth fintech company transforming the way capital markets operate. Their mission is to make global financial systems safer, more efficient, and more open, using advanced technology and deep domain expertise. … intelligent solutions that optimise portfolios, reduce risk, and unlock access to more diversified capital. About the Role My client is seeking a Senior Software Engineer to join their Portfolio Optimization team — a core group responsible for building the technology that drives their balance-sheet and exposure-management platform. This ...

slow the pace of delivery. A unique development opportunity to work on a Public Sector Based Large Scale programme with an innovative market leader. Java/AWS developer will be responsible for developing solutions and simulators as part of the end to end solution. The role requires in-depth … software development lifecycle and strong technical experience with an open-minded attitude and ability to rapidly adapt and learn. Requirements Hands on experience with Java 8 or above Hands on experience on writing Junits Hands on experience on Spring Framework, SpringBoot Hands on experience with relational database (e.g. PostgreSQL ...

role may require out of hours on-call. What you bring to the table Strong experience of building APIs and services. Extensive experience in Java 17 or above Python knowledge (or strong willingness to learn) Strong SQL Proficiency and deep understanding of database structures, complex joins, query optimization ...

role may require out of hours on-call. What you bring to the table Strong experience of building APIs and services. Extensive experience in Java 17 or above Python knowledge (or strong willingness to learn) Strong SQL Proficiency and deep understanding of database structures, complex joins, query optimization ...

role may require out of hours on-call. What you bring to the table Strong experience of building APIs and services. Extensive experience in Java 17 or above Python knowledge (or strong willingness to learn) Strong SQL Proficiency and deep understanding of database structures, complex joins, query optimization ...

build generational wealth. What we're looking for Do you want to build robust systems that empower financial freedom? As a Lead Backend Engineer, you'll design, develop, and maintain scalable, secure, and high-performing backend systems that power our innovative products. You'll collaborate with a talented team … number of systems that our business depends on (e.g. card payments, treasury management, transactions booking, crypto liquidity) Our technology stack is based predominantly on Java 25 on the backend with Postgres database We rely on Spring Boot for quick and quality delivery We have a pragmatic approach to develop ...

trucks. Our rapidly growing company is looking for highly talented and motivated people to join us. THE OPPORTUNITY We are seeking a Senior Java Spring Boot Software Engineer to join our team and proactively drive the delivery of our software solutions. You will own and execute on specific … deliver technical solutions that maintain a high standard of quality and efficiency. You will be responsible for upskilling and engaging with other engineers in Java and Spring Boot, and weigh in heavily on defining and architecting a greenfield microservices project in AWS. This position is offered ...

problem is quite interesting and challenging due to its inherent complexity, and we are building innovative solutions to address it. As a Senior Software Engineer, you will own large-sized, impactful projects within the EDD domain. Your responsibilities span end-to-end: You will own the technical and product … team and beyond, contributing to high-impact cross-team initiatives. Qualifications What we expect from you: You have 7+ years of experience working with Java 8+, Spring framework, asynchronous message queues (e.g., Kafka, RabbitMQ), and have architected and built highly scalable microservices. A strong product mindset and a deep ...