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Top Java Developer Jobs in London

15 Days Ago
London, UK
3,108 Employees
Mid level
3,108 Employees
Mid level
Gaming
The Java Developer will work on innovative software components for online gaming, manage the software delivery lifecycle, collaborate in an Agile environment, code review, and ensure compliance standards in gaming software. There's also a possibility to engage in DevOps activities.
17 Days Ago
London, UK
Remote
3,222 Employees
Mid level
3,222 Employees
Mid level
Cloud • Security • Software • Generative AI
The Software Engineer II will enhance Elasticsearch’s performance in distributed systems by improving indexing mechanisms, maintaining cluster coordination, addressing performance issues, and collaborating with support engineers on complex problems.
23 Days Ago
London, UK
6,500 Employees
Entry level
6,500 Employees
Entry level
Gaming • Internet of Things • Machine Learning • Software
As a Back End Java Developer at Roxor Gaming, you will develop and enhance the Remote Gaming Platform, focusing on Third Party Integrations. You will collaborate with an agile team to deliver high-quality features, engage with internal and external game development teams, and drive continuous improvements in processes.
2 Days Ago
London, UK
378 Employees
Senior level
378 Employees
Senior level
Marketing Tech • Software
As a Senior Java Developer at Konrad, you will work on web application development, participate in code reviews, and improve software workflows within a collaborative team environment. You will leverage your strong skills in Java, Spring Boot, and front-end JavaScript frameworks to build and deliver modern applications.
4 Days Ago
London, UK
2,000 Employees
Senior level
2,000 Employees
Senior level
Fintech • Financial Services
As a Senior Software Engineer at Engine by Starling, you will lead projects, contribute to the SaaS platform, build new features, and support a collaborative team culture focused on delivering innovative banking solutions. You will engage in clean coding practices and continuous deployment to maintain efficient back-office processes.
4 Days Ago
London, UK
305 Employees
Senior level
305 Employees
Senior level
Cloud • Information Technology
As a Senior Java Software Engineer, you will develop and support core platform services, mentor team members, and contribute to innovative customer solutions. You'll engage in the full product lifecycle and ensure reliable service for customers, promoting a culture of quality and testing.
6 Days Ago
London, UK
80 Employees
Senior level
80 Employees
Senior level
Information Technology • Consulting
As a Java Cloud Developer at Amber Labs, you will deliver projects using a DevOps approach, application architecture knowledge, and practical coding skills. You'll manage code through production, ensuring performance and security, and assist in team development by automating processes and educating peers. Expect to engage with CI/CD and various cloud technologies while advocating for high-quality software development standards.
7 Days Ago
London, UK
Hybrid
735 Employees
Senior level
735 Employees
Senior level
Fintech • Payments • Financial Services
As a Senior Software Engineer at Zopa, you will develop services, engage in requirement gathering, ensure quality and delivery of code, document architectural decisions, and participate in team operations and ceremonies. You will work with Java or Kotlin and advocate for test-driven development while collaborating with stakeholders in a fast-paced environment.
7 Days Ago
London, UK
Hybrid
735 Employees
Entry level
735 Employees
Entry level
Fintech • Payments • Financial Services
As a Software Engineer at Zopa, you will build various services, collaborate with a cross-functional team, engage in requirement gathering, and ensure quality code delivery while participating in architectural and operational responsibilities.
7 Days Ago
London, UK
Remote
2,135 Employees
Senior level
2,135 Employees
Senior level
Information Technology • Consulting
The Senior Java Full Stack Engineer will manage full stack application development, owning the entire development lifecycle from design to deployment. Responsibilities include developing innovative applications, working in an XP environment with remote pairing, and utilizing a range of technologies to ensure reliable, high-quality code.
7 Days Ago
London, UK
490 Employees
Senior level
490 Employees
Senior level
Mobile • Software
As a Senior Java Developer at Mindera, you will contribute to developing the core-service-oriented architecture, focusing on high-quality solutions to complex problems while considering operational aspects for backend platforms.
8 Days Ago
London, UK
65,710 Employees
Senior level
65,710 Employees
Senior level
Fintech • Payments • Financial Services
As a Dev Engineer for the eFX Digitalisation program, you will design and develop features for the eFX Trading platform, focusing on delivering key milestones and ensuring robust, secure code. You'll collaborate with a cross-border team to improve existing functions, conduct code reviews, and support production issue investigations in an agile environment.
8 Days Ago
London, UK
Remote
240 Employees
Senior level
240 Employees
Senior level
HR Tech • Information Technology
As a Senior Back-End Engineer, you will design and develop secure APIs, build integrations, own the implementation cycle, collaborate with cross-functional teams, and contribute to architectural decisions to support rapid company growth.
8 Days Ago
London, UK
2,000 Employees
Entry level
2,000 Employees
Entry level
Fintech • Financial Services
The Software Engineer will work within the DBA team to support PostgreSQL databases, build applications, deliver knowledge sharing on Java, optimize database performance, analyze queries, and manage database infrastructure requirements.
8 Days Ago
London, UK
2,000 Employees
Senior level
2,000 Employees
Senior level
Fintech • Financial Services
The Senior Software Engineer at Starling Bank will focus on building and enhancing tooling essential for engineering teams, predominantly utilizing Java. The role requires developing clean, efficient code within a microservices architecture while collaborating in a hybrid work environment. Candidates should be self-driven, possess problem-solving abilities, and be eager to work with cutting-edge technology to innovate banking solutions.
8 Days Ago
London, UK
2,000 Employees
Entry level
2,000 Employees
Entry level
Fintech • Financial Services
As a Software Engineer at Starling Bank, you will help build and improve our banking platform using technologies like Java, AWS, and Kubernetes. We value clean coding, simple solutions, and innovation. You will contribute to the development of tools for engineers, collaborating in a hybrid working environment. We seek self-driven individuals who are eager to solve problems and enhance customer experience.
8 Days Ago
London, UK
2,000 Employees
Entry level
2,000 Employees
Entry level
Fintech • Financial Services
Starling Bank is seeking a Software Engineer to build tooling for their engineering team. The role requires a passion for coding, problem-solving, and continual learning in a fast-paced environment, focusing primarily on Java and cloud technologies like AWS and GCP.
9 Days Ago
London, UK
Remote
4,900 Employees
Senior level
4,900 Employees
Senior level
Fintech • Payments
As a Senior Java Software Engineer, you will design and develop high-performance microservices and event-driven architectures, mentor junior engineers, and own the full software development life cycle. You will collaborate across teams, implement scalable solutions, and drive improvements in a cloud-native environment.
11 Days Ago
London, UK
203 Employees
Entry level
203 Employees
Entry level
Information Technology • Consulting
As a Quality Engineer, you will collaborate with team members and clients to ensure quality in software delivery. Your responsibilities include designing and executing tests, recording defects, automating APIs with REST, and utilizing BDD frameworks like Cucumber. You'll actively engage in daily stand-ups and share knowledge to enhance the team's skills in a hybrid work environment.
12 Days Ago
London, UK
Remote
3,751 Employees
Entry level
3,751 Employees
Entry level
Software
The role involves designing and coding micro-services for the FICO platform, ensuring quality and automated testing, collaborating with global teams, and adhering to agile development methodologies.
21 Days Ago
London, UK
Remote
701 Employees
Expert/Leader
701 Employees
Expert/Leader
Information Technology
The Senior Java Developer will design and implement microservices for a cloud contact center platform. Responsibilities include leading the development team, mentoring engineers, conducting code reviews, and collaborating across teams to ensure high-quality software solutions.
22 Days Ago
London, UK
3,751 Employees
Mid level
3,751 Employees
Mid level
Software
Join FICO as a Full Stack Java AWS Engineer, where you'll design and code micro-services for a leading analytics platform, participate in agile development, and ensure high-quality software delivery from inception to customer support.
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