1 to 25 of 29 Java Software Engineer Jobs in Berkshire

to pay and be paid. Make an impact with a purpose-driven industry leader. Join us today and experience Life at Visa. Job Description Visa is seeking a Senior Software Engineer specializing in APIs to join our Visa Recurring Payment Monitor team. This role will be primarily responsible for the design, development, documentation, testing, and release of various … and adhering to the team's definition of done/completion. Implement best practices and Visa standards in secure coding and overall delivery processes. Review code created by other software engineers and help clear blockers to enhance team performance. Actively participate in the agile software development process and contribute to its continuous improvement. Contribute towards functional, application, infrastructure … Educated to degree level or equivalent professional experience. • 3 to 5 years of relevant experience. • Strong communication, interpersonal, and influencing skills. • Essential experience in developing RESTful APIs using JSON, Java, Spring Boot, and Hibernate. • Experience in developing applications using MySQL/Postgres database technology. • Proficiency in Software Configuration Management & Continuous Integration principles, and tools like Jenkins, Bitbucket, Git More ❯

Job Title: Java Developer (Electronic Trading Platform - FIC) Contract Type: Outside IR35 Location: London Day Rate: Up to £850 per day Flexible Hybrid working: 1-2 days a week in London City offices Client: Prestigious Investment Bank Industry: Investment Banking Duration: 12 months + Overview: We are seeking an experienced Java Developer to join a high-profile investment … to ensure real-time decision-making capabilities. Integrate with Instrumentation Platforms: Integrate the platform with Prometheus and Geneos for continuous monitoring, diagnostics, and system health checks. Desired technical Skills: Java Expertise: Extensive experience with Core Java, focusing on low-level performance tuning, multithreading, and garbage collection optimization. FIC or similar business knowledge: Strong understanding of FIC markets Experience More ❯

Social network you want to login/join with: Senior Software Engineer – Java Backend, slough col-narrow-left Client: TechHeads Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 06.06.2025 Expiry Date: 21.07.2025 col-wide Job Description: London (5 days onsite, with some ad-hoc flexibility) TechHeads … is currently seeking a Senior Software Engineer with strong Java backend experience, DevOps awareness, and proven technical leadership capabilities to join our Client’s London team. This is a high-impact role involving the design, development, and deployment of backend services that power our client’s security platform. You’ll work on systems at significant scale, leading … both engineering efforts and mentoring team members, while collaborating with globally distributed teams in the US, Ireland and India. Responsibilities: Design, develop, and maintain Java-based backend services using Spring Boot , 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. More ❯

We are currently partnering with a global technology leader seeking a Senior Java Developer. You will be at the forefront of cutting-edge technology, shaping the way millions of users experience seamless digital solutions. This is an opportunity to modernise and enhance industry-leading solutions, ensuring they remain reliable and scalable. As a Senior Java Developer , you will … provide technical guidance and mentor a team of developers, fostering technical excellence and delivering high-quality software solutions. Working in an agile environment, you’ll collaborate with cross-functional teams to define, design, and implement innovative features while mentoring junior engineers. Duties: Develop high-quality, performant, and reliable Java applications. Guide and mentor developers, including offshore teams and … contractors. Oversee software architecture, ensuring seamless integration with various platforms. Gather and analyse requirements, refining features and technical solutions. Lead the estimation process and ensure development work is accurately scoped. Debug existing code, maintain system performance, and drive best coding practices. Manage defects and oversee their resolution across the development team. Experience: 4+ years of experience in software More ❯

Job Description: Java Developer. The role requires in-depth understanding of the software development lifecycle and strong technical experience with an open-minded attitude and ability to rapidly adapt and learn. Must have skills: Extensive server-side, hands-on Java 8+ development experience with strong Spring, Spring Boot & Hibernate Strong understanding of Microservice architecture Experience building web More ❯

Job Description: Java Developer. The role requires in-depth understanding of the software development lifecycle and strong technical experience with an open-minded attitude and ability to rapidly adapt and learn. Must have skills: Extensive server-side, hands-on Java 8+ development experience with strong Spring, Spring Boot & Hibernate Strong understanding of Microservice architecture Experience building web More ❯

We at Qualient Technology Solutions are looking for a Java Full Stack Developer based in United Kingdom. Role Title: Java Full Stack Developer Role Location: Reading, UK Role Type: Permanent (Hybrid) Job Description:- Must have skills: Extensive server-side, hands-on Java 8+ development experience with strong Spring, Spring Boot & Hibernate Strong understanding of Microservice architecture Experience More ❯

Endeavour Recruitment have an outstanding opportunity for an experienced Software Engineer (Java/C++) for a globally renowned software business. Within this role the Senior Software Engineer will form part of team dedicated to designing, coding and testing a range of industry leading products. As senior member of the team you will; Provide technical … leadership and motivation Support the development process Contribute to planning Take overall responsibility for the design and implementation of projects You will have proven experience of; Delivering complex Java and C++ applications Developing within the Scrum framework Writing Tests and TDD OO programming experience Test Automation Desirable experience of; Experience as a Scrum Master, Project or Technical Lead In … return you can expect a salary of £50,000+, excellent benefits and the opportunity to play a critical role in the ongoing development of a market leading software product. The role is based near Reading, walking distance from a mainline station and a short distance from the M4, making an easy commute from London and much of the South More ❯

Social network you want to login/join with: Senior Software Engineer – Java - FinTech Remote First | London (UK) | Up to £120k + Benefits Are you a Java developer who thrives in a collaborative, test-driven environment? Do you believe in pair programming, continuous integration, and clean, maintainable code? If so, we’d love to hear from … you. Our FinTech client could be the ideal role for you.... Skills: Commercial Java experience - ideally in a fintech, performance environment Strength with Core Java Strong understanding of TDD Clear communication and teamwork Extreme Programming (XP) principles, with a strong focus on TDD, BDD, and DDD. Pair programming cultur e ensures high-quality code and continuous learning. Continuous … commit is releasable, and automation is key. We value growth and flexibility, welcoming developers from all backgrounds. What You’ll Be Doing Building resilient and adaptable fintech platforms in Java Refactoring to improve code design Writing comprehensive tests for every commit Automating processes to improve efficiency Rotating across teams to enhance collaboration #J-18808-Ljbffr More ❯

Social network you want to login/join with: Principal Java Software Engineer, slough col-narrow-left Client: Fynity Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description: Principal Java Software Engineer London (Hybrid … days/week onsite) ? Join a FinTech Powering the Future of Payments Are you an experienced Senior/Principal Java Software Engineer who thrives in a fast-paced, agile environment? Passionate about high-throughput, real-time systems? This is your opportunity to help shape the core technology that powers instant payments for some of the world’s … to enable real-time, secure transactions across the globe. ? What You’ll Be Doing You’ll join a high-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 More ❯

Social network you want to login/join with: Senior Software Engineer - Java, reading col-narrow-left Client: Harrington Starr Location: Reading, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 27.06.2025 Expiry Date: 11.08.2025 col-wide Job Description: Senior Software Engineer - Java Fully remote based … in the UK. The company This is an opportunity for a Senior Software Engineer to join an award-winning Fintech as they continue their next phase of growth. They create industry-changing solutions, operate in nearly 50 global markets, and are known as a market leader in their space. They have already attracted some of the best engineers More ❯

Senior Java Developer Up to £150k - Remote Working – 6+ years experience (PhD Required) Our client, a GreenTech specialising in optimum renewable energy software, is revolutionising the energy industry by making sustainable living accessible and effortless for both suppliers and consumers. They’re looking for a Senior Java Developer who has a PhD in Computer science and is … passionate about new, advanced technologies, being able to create impactful solutions in a fast-paced, collaborative environment. Role Highlights Design and implement high-performance software systems using Core Java, without relying on frameworks. Tackle multi-threaded, low-latency challenges, manage extensive data streams, and optimise asynchronous programming for real-time scalability. Drive projects that advance sustainable energy solutions … contributing to a greener future. Key Requirements Compulsory: A PhD in Computer Science and the ability to demonstrate extensive knowledge in Software Development. 6+ years with extensive hands-on experience in Core Java, developing systems from the ground up without frameworks. Advanced proficiency in multi-threading, low-latency solutions, and data stream management. Strong knowledge of Advanced Computer More ❯

Senior Java Developer Up to £150k - Remote Working – 6+ years experience (PhD Required) Our client, a GreenTech specialising in optimum renewable energy software, is revolutionising the energy industry by making sustainable living accessible and effortless for both suppliers and consumers. They’re looking for a Senior Java Developer who has a PhD in Computer science and is … passionate about new, advanced technologies, being able to create impactful solutions in a fast-paced, collaborative environment. Role Highlights Design and implement high-performance software systems using Core Java, without relying on frameworks. Tackle multi-threaded, low-latency challenges, manage extensive data streams, and optimise asynchronous programming for real-time scalability. Drive projects that advance sustainable energy solutions … contributing to a greener future. Key Requirements Compulsory: A PhD in Computer Science and the ability to demonstrate extensive knowledge in Software Development. 6+ years with extensive hands-on experience in Core Java, developing systems from the ground up without frameworks. Advanced proficiency in multi-threading, low-latency solutions, and data stream management. Strong knowledge of Advanced Computer More ❯

Social network you want to login/join with: This is an opportunity for a Senior Software Engineer to join an award winning Fintech as their continue their next phase of growth. They create industry changing solutions, operate in close to 50 global markets and are known as a market leader in their space. They have already attracted … Participate in coding activities that are in support of design outcomes. What you will need To be able to translate corporate strategy into technical strategy. Senior level experience with Java Ability to pinpoint strengths and weaknesses in an enterprise system. Excellent communication skills and desire to learn new skills. To be a technical leader and coach. Be aware of More ❯

Core Java Developer - Fintech £100,000 Plus Large Prop Bonus Quant Capital is urgently looking for a Core Java Developer to join a well known trading firm. No experience of finance is needed, finance isn’t what this firm does, tech is. Our client is an innovative tech driven trading (Equities and ETF’s) company with a pioneering … trading capital is in the order of multi millions not 3 guys in a shed. The role: This role and would suit a candidate with 3-5 years of Java Development experience. The successful candidate will be a top tier Java developer (or aspiring, half of the team don’t have a comp sic degree) with a passion … and test driven. You will be encouraged to evangelise and prototype new technologies and approaches to help shape the evolving architecture. The successful candidate must be: Experienced in Core Java Highly motivated Delivery focused and accountable. Ideally experienced in server side multi-threaded Java – if you haven’t been siloed in a big firm then don’t worry. More ❯

Social network you want to login/join with: Lead Java Software Engineer – Systematic Hedge Fund, slough col-narrow-left Client: Winston Fox Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 10.06.2025 Expiry Date: 25.07.2025 col-wide Job Description: Lead Java Software Engineer … is one of the original Systematic Investment firms and is proud of its genuinely collegiate, friendly and supportive culture, with an enviably low staff attrition. This team covers all software front-to-back, outside of Portfolio Management and Research systems, including Execution and Order Management systems, as well as Risk, Fund Accounting, Operations and Corporate Functions. Software is … mainly written in Java but also the team also work with Python, MATLAB, SQL, AWS, Docker, Kubernetes, Linux and CI/CD, as well as integrating with various SaaS products, such as HRMS. You will also work directly with a variety of business stakeholders to break down high level requirements into feasible technology solutions, whilst identifying opportunities to unlock More ❯

enjoy working at pace, identifying new and improved ways of doing things, and collaborating with a wide range of stakeholders? Are you passionate about learning and developing in new software and making a difference to how our client operates? If so, we would love to hear from you. We are looking for Developers to join our client’s team. … As a Senior Software Engineer, you will join one of our client’s small, fast-paced, agile delivery teams; using agile methodology and DevOps techniques to build backend systems, data processing pipelines, and progressive web apps for customers in the UK Government and Defence sector. Responsibilities Senior Software Engineering at our client’s organization involves a wide … range of responsibilities, including: Implementing software solutions including design, development, and testing. Using a wide range of technologies, specializing in open-source libraries and components. Utilizing tools such as GitLab to build continuous integration pipelines to monitor and ensure software quality and security. Deploying software systems to various environments, including public (AWS and Azure) and private cloud. More ❯

JAVA DEVELOPER – FINTECH STARTUP High-Growth Fintech – Asset Management Software London (Hybrid – 2 days in office/week) Quant Capital is urgently looking for a Core Java Developer to join a innovative FinTech business developing next-generation asset management platforms for professional investors. The firm operates as a lean, high-performance engineering team focused on solving complex … industry problems through clean, scalable code and modern infrastructure. We’re looking for a Java Developer who’s ready to work across the stack and get deeply involved in architectural design, backend performance, and infrastructure scaling. Role Overview This is a hands-on software engineering role in a startup-style environment, ideal for someone who enjoys technical autonomy … work directly with experienced engineers and stakeholders to enhance a cutting-edge platform used by institutional clients. Key Responsibilities Design, build, and maintain high-performance backend services using Core Java Collaborate closely with a compact, highly capable development team Optimize software performance and troubleshoot production issues across the stack Follow clean coding standards and lead on testing, CI More ❯

Java Developer Join our dynamic team at mthree working with a major investment bank, where we are committed to delivering innovative risk management solutions. We are seeking a talented Java Developer with expertise in multithreading and concurrency to help us build robust, high-performance applications that drive Equity Trading strategies. Key Responsibilities: Design, develop, and maintain Java … organization, and automation. Participate in code reviews and contribute to team knowledge sharing. Requirements: Bachelor’s degree in Computer Science, Engineering, or a related field. Proven experience as a Java Developer (v11+), with an understanding of multithreading and concurrency. Solid knowledge of object-oriented programming and design patterns. Good grasp of relational and NoSQL Database technologies. Experience with risk … to detail. Excellent communication and teamwork abilities. Preferred Qualifications: Experience with Spring Framework and related technologies. Knowledge of financial instruments and risk management concepts. Familiarity with Agile development methodologies. Java Developer More ❯

network you want to login/join with: A unique development opportunity to work on a Public Sector Based Large Scale program with an innovative market leader as Lead Java Developer. Requires a Lead Java developer with strong Java experience to create and implement solutions for our portfolio of Biometric products, as well as supporting live systems … and diagnosing incidents. You will join a team that prides itself on collaboration and engineering the best possible Java code. Essential Skills and Experience: Java 17+, Spring Boot, Spring DataJPA, Spring Integration, Spring Batch, Microservices, Quartz, SQL Database (PostgreSQL), JPA (Hibernate), REST and SOAP Web Services, Messaging (ActiveMQ), Maven, Junit, Jenkins, AWS Cloud hosting and its components, Postgres …/Aurora, Bootstrap, Docker, TDD, Agile (Scrum), Jaspersoft, Spring extension projects (Data, Cloud, Batch, Security), Angular. 8-10 years of hands-on experience with large-scale Spring-based Java projects. Experience supporting live systems and diagnosing incidents. Experience in large-scale integration projects involving microservices, messaging, web services, and distributed systems. Experience with web services - SOAP and RESTful. Experience More ❯

Social network you want to login/join with: Backend Software Engineer Java TDD, slough col-narrow-left Client: Client Server Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 28.06.2025 Expiry Date: 12.08.2025 col-wide Job Description: Backend Software Engineer/Developer London onsite … to £160k Are you a Java technologist with strong knowledge of software engineering best practices and backend development experience looking for an opportunity to progress your career in a senior, hands-on role with complex and challenging work? You could be joining a scaling Cyber Security technology company that has just received £100 million investment. As a Backend … Software Engineer you'll join a small, Agile team using core Java within a TDD environment deploying to AWS. You'll design and develop new features and enhancements across two security product areas, working across the full development lifecycle; you'll be able to input ideas and have your voice heard in a collaborative team environment that More ❯

industry with innovative solutions. Their team is comprised of talented individuals who are committed to pushing boundaries and delivering excellence. As they continue to expand, they are seeking a Java Software Engineer to join our dynamic team. Role Overview: As a Java Software Engineer, you will have the opportunity to work on exciting projects … and collaborate with experienced developers. You will play a key role in designing, developing, and maintaining scalable software solutions using Java, Scala, AWS, and the Spring framework. Key Responsibilities: Develop high-quality software applications using Java, Scala, and Spring framework. Collaborate with cross-functional teams to understand requirements and translate them into technical solutions. Utilize AWS … reported by users or identified during testing phases. Stay updated with emerging technologies and industry trends to continuously improve skills and solutions. Requirements: Bachelor's degree in Computer Science, Software Engineering, or a related field. Proficiency in Java programming language and experience with JVM-based frameworks such as Spring. Familiarity with Scala programming language and its ecosystem. Basic More ❯

Social network you want to login/join with: Java Engineer (6-Month Contract) | Global Tech Company | London (Hybrid) Start Date: ASAP Duration: 6 months Location: London (Hybrid Working) Rate: £675 per day INSIDE IR35 A leading global tech company is looking for a talented and motivated Software Engineer to join its RegTech team for a … officers Drive engineering best practices, system performance, and service reliability Contribute to team growth through code reviews, mentoring, and hiring efforts What We’re Looking For: 3+ years of software engineering experience, with strong backend focus Proficiency in Java (required) and at least one other server-side language Solid hands-on experience with microservices and distributed systems Familiarity More ❯

Social network you want to login/join with: Full-Stack Software Engineer (Mid) Typescript, Java OR Kotlin - £65,000 - 2 days in London Office per Month - Renewable Energy Company, Slough Client: Opus Recruitment Solutions Location: Slough, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 2 Posted: 31.05.2025 Expiry Date: 15.07.2025 Job Description … A leading company in the Renewable Energy space is looking for a Full-Stack Software Engineer to join their skilled engineering team. The company emphasizes innovation, quality engineering, internal progression, and continuous learning. They promote a collaborative, open, and team-oriented culture that encourages innovation and forward thinking. They seek a Full-Stack Software Engineer with … experience in TypeScript, Vue OR React for the frontend, and Kotlin OR Java for the backend. Experience with TDD/BDD in cross-functional teams is a plus. This role requires 2 days a month in their London office, offering up to £65,000 plus benefits. The company is stable, values diversity, and supports remote work to promote a More ❯

Social network you want to login/join with: Lead Backend Software Engineer Java Kafka, slough col-narrow-left Client: Client Server Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 6 Posted: 26.06.2025 Expiry Date: 10.08.2025 col-wide Job Description: 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 … solution used within the government, defence and other public sector clients. As a Lead Backend Software Engineer you will take a lead role in designing and developing secure, event driven, distributed backend systems for real-time operations, resilience and extensibility. You'll collaborate with engineers across the full stack to integrate backend services with Identity and Access control More ❯