20 of 20 Java Software Engineer Jobs in the South East

Title: Java Software Engineer (Tech Lead) Client: Tier 1 Investment Bank Salary: £90,000 - £130,000 Base (+ Bonus) Location: London/Hybrid Responsibilities: Our client is looking for an experienced Java Software Engineer to join their rapidly expanding front-office team, building … front-office applications for trading and investment. As a Java Software Engineer you will be tasked with designing and developing high-performance applications from scratch, harnessing our clients dedication to upholding the highest tech standards in industry. Key Requirements: Degree in Computer Science or STEM based subjects ...

Senior Java Software Engineer - User Interfaces Location: Guildford, GU1 4QU Salary: Circa £50K - £85K per annum, DOE + Benefits, Bonus and Relocation Contract: Full time, Permanent Benefits: Competitive salary, Annual bonus, Private medical insurance, Membership fees to professional organisations, such as the IET or BCS, 8% employer … Kaon's success is a result of the skills and effort of our engineering team which is made up of signal processing, acoustic, software and systems engineers. Due to our continued success, we are looking to expand our highly skilled engineering team. The Role: We are currently seeking ...

Full Stack Software Engineer Java React Banking London This is a new and exclusive opportunity for a Full Stack Software Engineer who is primarily front office focused with React (75%) and Java (25%) to join this thriving front office derivatives team in this investment … bank Role details Title: Full Stack Software Engineer Technical focus - React (75%) and Java (25%) Employer: front office banking derivatives Permanent role salary £70-85,000 plus bonus and pension Location: London City and home working hybrid 50/50% Technical stack: primarily React focused with ...

Software Engineer/Developer (Full Stack Java) London/WFH to £100k Are you Java technologist? You could be progressing your career in a hands-on, impactful, Software Engineer role, working on a \"tech for good\" product that is helping to drive efficiencies … highly complex real-time shift rota application, hosted on AWS and available via the web or mobile device (iOS/Android). As a Software Engineer you will play a crucial role in re-architecting and enhancing the scheduling platform to a Java and Angular codebase (from ...

Software Engineer – Java, React £50-65,000 + Benefits + Remote working A Software Engineer/Software Developer opportunity for a business developing a range of 'Tech for Good' SaaS products. This role would best suit candidates with Java software engineering backgrounds … work is mostly project based. Responsibilities: • Play a key role in the development of SaaS products used by a varied customer base • Use Java, Spring and AWS as the core tech stack • Follow Agile processes and implement software engineering best practice • Work with end customers to understand ...

Software Engineer/Developer (Java AWS React) London/WFH to £80k Are you a technologist looking for an opportunity to be part of something big from the start? You could be progressing your career in an impactful role at a newly established Fintech start … small team of finance and technology entrepreneurs with a hugely successful track record. As a Software Engineer you will join a small team to build systems from the ground up, working across the full technology stack with a focus on designing, developing and deploying cloud-native microservices that ...

Senior Java Engineer | hybrid (2 days in office) | Up to £85k Want to work for a global technology company that helps businesses easily connect, manage, and scale their devices using secure and reliable mobile connectivity worldwide. We’re looking for a Senior Software Engineer to join … properly , using sound engineering theory and modern architectural patterns. What You’ll Be Doing Designing and building scalable, event-driven systems Working heavily with Java , applying strong OOP principles and design patterns Contributing to software and system architecture decisions Challenging ideas constructively and raising engineering standards Supporting ...

Lead Software Engineer/Developer (Java Low Latency) London/WFH to £190k+ Do you have expertise with low latency Java programming combined with technical/team leadership skills? You could be progressing your career in a senior, hands-on leadership role at the Investment Management … global bank. As a Lead Software Engineer you will head up a small, globally distributed team responsible for writing production quality Java code used for pricing and hedging FX instruments and overseeing the algorithms' performance intraday. You'll remain hands-on with architecture, design and coding within ...

Java Software Engineer Location: Hybrid Working - will need to come to either Liverpool, Nottingham, Newcastle, Cardiff, Ipswich or Brighton - Once a month Duration: 3-Months Initially - working on a 1-year programme IR35 Status: Inside IR35 - £450 per day We are seeking a highly skilled Java Software Engineer's to work on a UK Government programme.. Tech Stack: Java Rust Springboot Oracle Kotlin TDD/BDD Key Skills (Must have all): Experience working in UK GOV (GDS experience) Eligible for SC Clearance or have live and active SC Clearance All candidates must ...

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 … 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 ...

Java Software Engineer required for our client in Leatherhead, Surrey. This role is 4 days a week on-site. Key Responsibilities • Develop and maintain Java-based applications, APIs, and backend services. • Collaborate with cross-functional teams to analyze requirements and deliver features. • Participate in code reviews … contribute to continuous code quality improvement. • Debug, troubleshoot, and resolve software defects and production issues. • Write clean, maintainable, and well-documented code. • Optimize application performance and scalability. • Stay up to date with emerging Java technologies and best practices. Requied skills/experience: 3-5 years of hands ...

Java Software Engineer required for our client in Leatherhead, Surrey. This role is 4 days a week on-site. Key Responsibilities: Develop and maintain Java-based applications, APIs, and backend services Collaborate with cross-functional teams to analyze requirements and deliver features Participate in code reviews … contribute to continuous code quality improvement Debug, troubleshoot, and resolve software defects and production issues Write clean, maintainable, and well-documented code Optimize application performance and scalability Stay up to date with emerging Java technologies and best practices Required skills/experience: 3-5 years of hands ...

Senior Java Engineer (Kubernetes, Kafka, Cloud) – Finance – London Daily rate: £500 - £700 (inside IR35) Duration: 12 months Hybrid: 8 days per month Start: ASAP A banking client of mine is looking for a Senior Java Engineer with Kafka and Docker skills to join the team … freelance basis. We are specifically looking for an individual with strong Core Java expertise, as this role primarily involves server-side development. Must be based in the UK and happy to be on site 8 days per month which is mandatory. Responsibilities & Duties Working as part of an Agile ...

Role: Software Engineer (Java) Location: London Salary: Competitive salary and package (Depending on level of experience) Any offer of employment is subject to satisfactory BPSS and the candidate being granted a level of security clearance which typically requires 10 years continuous UK address history, usually including ...

Graduate Quant Software Engineer (C++/Java – Trading Systems) | £55,000–£77,000 | Hybrid (London/Remote) Build technology that powers real trading. Join a high-performance engineering team developing low-latency, resilient backend systems used in live trading environments. You’ll work on complex technical challenges … from day one, building software that genuinely impacts how markets operate — not just writing code in the background. This is a fast-growing fintech where strong engineers progress quickly into Senior, Low-Latency, or Quant-Engineering tracks within 12–24 months. What You’ll Do Design, build, and optimise ...

Senior Java Software Engineer - User Interfaces Location: Guildford, GU1 4QU Salary: Circa £50K - £85K per annum, DOE + Benefits, Bonus and Relocation Contract: Full time, Permanent Benefits: Competitive salary, Annual bonus, Private medical insurance, Membership fees to professional organisations, such as the IET or BCS, 8% employer ...

accelerates cures: Ready to leverage your expertise to dramatically speed up the discovery of new, life-changing drugs? We are partnering with a pioneering software leader dedicated to revolutionizing the BioPharma industry. Our client provides the essential cloud architecture and data backbone that enables the world's largest pharmaceutical … power of AI and Machine Learning, slashing the time it takes to move from scientific insight to patient treatment. If you are a seasoned engineer eager to apply your Java mastery and architectural vision to complex, meaningful challenges, this is your opportunity to drive massive, positive impact ...

Sr. Java Developer London UK (hybrid) Contract (6 to 12 Months) Technology: Java, Spring Boot, Microservices, CI/CD, DevOps Senior Java Developer with strong expertise in Spring Boot, Microservices architecture, CI/CD pipelines, and DevOps practices to design, develop, and maintain scalable, cloud-native applications. ...

Senior Java Developer – London (Hybrid: 2 Days Onsite) We're partnering with a leading global organisation that is scaling its engineering function and looking for a Senior Java Developer to join their London team. If you're passionate about building data-driven platforms, enjoy solving complex challenges … want to work with modern cloud-native technologies, this is the role for you. What You'll Be Doing Designing, developing, and maintaining scalable Java applications using strong OOP principles. Playing an active role in requirements gathering and design workshops, contributing ideas and identifying gaps. Mentoring and pairing with ...

banking, iGaming, startups, or enterprise companies performing real time processing. Experience You will be expected to have the following: 6+ years commercial experience with Java Good understanding of JVM (memory model, concurrency, data structures) Spring framework, Spring Boot Maven Knowledge of REST APIs & Microservices MongoDB JUnit and TDD Nice ...