1 to 25 of 51 Java Developer Jobs in the South East

Low latency Java Developer - Algo Trading Up to £160,000 p/a Leading London-based trading firm has an outstanding opportunity for a Java Developer to join their low latency trading team. Our client quant prop trading house with performance figures of 22%. They … are currently looking to expand their high and intraday trading presence across FX, equities and commodities. The Java Developer will: Work closely with the Head of Trading and the Quant Team and assist in design and development of new trading algorithms, mainly in Java Help engineer a … are made efficiently; changes are implemented quickly. It’s a friendly, open place where people are motivated because they enjoy what they’re doing. Java Developers MUST have: Computer Science or Machine learning BSc or Masters or PhD from a top 40 University Globally Some commercial Java Development More ❯

Java Developer - Core Java, SQL, JSON, XML Oliver Bernard have exclusively partnered with a Global Travel company on a sustained period of growth and are looking to add a number of Java Developers to their growing engineering team. You'll be joining a team of highly … experienced engineers working on maintaining and developing a platform used by millions of customers, whilst following modern software development best practices. Java Developer - Core Java, SQL, JSON, XML Key skills and experience: 2+ year of commercial experience Strong knowledge and understanding of Java programming SQL JSON … London Salary between £40k-£70k depending on skills and experience To be considered, you must be UK based as sadly sponsorship isn't available Java Developer - Core Java, SQL, JSON, XML More ❯

Junior Java Developer - Finance Are you a 2024/2025 graduate in Comp Sci or a Java Developer with one year of experience, looking for a new opportunity in Finance? I am working with a next-generation Capital Markets business based in Central London, who are … looking for a Junior or +1 year of experience Java Developer to join them. As a Junior Java Developer, you will have commercial or industrial experience in working with Core Java, and an interest in Capital markets, Trading, Forex etc; and relish working in a … small business with approximately 20. Requirements: 1st or 2:1 from OxBridge or Top Russell group University experience working with Java ( projects or commercial/industrial experience) Knowledge in Finance, Front Office Connectivity/Low Latency Java Knowledge in Garbage collection/Memory More ❯

Senior Java Developer £80,000-£90,000 Central London – Hybrid Working I’m currently working for a global FinTech business who are looking for a Senior Java Developer with experience in Salesforce to join their growing team in London on a hybrid basis while paying up … they are now looking to add to their Development team with many of these exciting projects already underway. They are looking for a Senior Developer who has good experience working with Salesforce – which many of their platforms use on the backend – while also being an expert Java Developer … require office working of twice a week. Technical Requirements Minimum of 5 years software development experience. Have worked in a FinTech environment previously. Expert Java Developer and working with REST APIs. Salesforce experience – admin/configuration/security/process automation. Apex, JavaScript, SOQL, Testing. Bonus Skills: AWS More ❯

Are you an experienced Java Developer looking for a new challenge and to work for an AI startup with an important mission? 🚀 Senior Java Developer – Revolutionising Data Security 🚀 Location : Hybrid working 1-3 days a week in central London (King’s Cross) Salary … privacy and security, amidst the GenAI boom. This is an incredibly exciting time to join the team as they are growing with multiple Senior Java Developers as well as DevOps Engineers. As a Senior Java Developer, you will: Have 5+ years experience as a Software Engineer Experience … developing with: Java, Spring Boot, Microservices, Kafka (or other messaging queues e.g. RabbitMQ), AWS, Docker, Kubernetes A desire to be part of an important mission Be adaptable to working in the buzzing, dynamic fast-paced environment of an early-stage scale-up They are avid promoters of a modern More ❯

Lead Java Developer London, Hybrid A modern fintech company is seeking an exceptional Lead Java Developer to join their innovative and high-performing team. This permanent position offers a competitive salary of up to £130,000, along with hybrid working arrangements, providing flexibility and a positive … much more Role Overview: We are seeking a forward-thinking, hands-on leader to drive innovation and excellence in software development. As a Lead Java Developer, you will be responsible for the design, development, optimization, and maintenance of high-performance, cutting-edge software solutions. Your role will involve … problem-solving and an in-depth interest in fintech are key to thriving in this role. What Were Looking For: Extensive experience in Core Java development, with a solid understanding of data structures and algorithms Proven leadership skills with the ability to inspire and manage a development team Proficiency More ❯

Do you have 3-5 years experience and are looking for your next challenge? Have you been developing with Core Java without the use of frameworks? Mid Java Developer – Leading FinTech Location – hybrid in London 3 days a week Salary – up to £75k + 25-50% bonus … We are working with our long-term partners on the hunt for numerous Mid-level Java Developers as they continue to expand various teams. They began their journey as a market-leading FinTech disruptor and after many years at the forefront of their field, have recently been acquired by … someone with 3-5 years prior experience, with the potential to rapidly progress into a senior position. Experience they are looking for in Mid Java Developers: Core Java Developing software from scratch WITHOUT the use of frameworks e.g. Spring Multithreading TDD, CI/CD, Paired-programming environment Data More ❯

Have you got experience leading a team while remaining hands-on and technically involved? Lead Java Developer – FX Trading Salary : up to £130k + bonus (25-50%) Location : London office 3 days a week We are delighted to be continuing our longstanding partnership with an FX Market Disruptor … FinTech that has been acquired by a leading capital market. They are looking for an experienced Java Developer who will fulfil a hands-on Lead role leading the next generation of Java Developers. They are looking for the following experience in Lead Java Developers: Core Java … looking for a step up in your career to take on additional responsibilities while remaining technically hands-on? Apply now for this excellent Lead Java Developer opportunity! Please note : Due to compliancy reasons, we will only be able to consider applications based in and eligible to work in More ❯

Java Developer Position Description The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven … experts. We'll train and support you in taking your career wherever you want it to go. CGI are on the hunt for a Java Developer to join an exciting new programme of work (BOREALIS) on a full-time permanent basis. Due to the secure nature of the … complex scientific and engineering data in a secure, high-performance manner. Your future duties and responsibilities We are seeking a self-motivated and experienced Java Software Engineer with a passion for building robust microservices. This role offers you the chance to contribute to a rapidly expanding business area, where More ❯

Java Developer BASED AT CLIENT LOCATIONS, WORKING REMOTELY, OR BASED IN OUR GODALMING OR MILTON KEYNES OFFICES. Due to the nature of this position, you must be willing and eligible to achieve a minimum of SC clearance. To be eligible, you must have been a resident in the … UK for a minimum of 5 years and have the right to work in the UK. Role Summary Triad is seeking a Java Developer to play a key role in our client assignments. You will design, develop, and deploy high-quality software solutions that meet our clients' needs. More ❯

Job Title: Java Developer - Multi-Threaded Experience Location: London/Birmingham/Sheffield/Edinburgh Salary/Rate: Up to £525 per day INSIDE IR35 Start Date: 06/05/2025 Job Type: Contract Company Introduction We have an exciting opportunity now available with one of our … sector-leading financial services clients! They are currently looking for a skilled Java Developer with multi-threaded development experience to join their team for a six-month contract. Job Responsibilities/Objectives Within FX eRisk IT, there are a number of applications which are responsible for managing liquidity … distribution/pricing and algorithmic trading components is essential as is a proven track record of agile delivery of Business requirements. As a senior Java developer, the successful candidate will be expected to perform the following duties with a high level of competence: Liaise with nominated business stakeholders More ❯

Java Developer Aldershot/Hybrid - up to £70,000 We are partnered with an exciting finance business who are looking to bring in a skilled Java Developer to join our team in Farnborough. In this role, you'll analyse, design, and develop solutions for our application … lead technology communities within the company. Minimum Qualifications: Bachelors in Computer Science, Information Technology, or related field. Proficiency in software engineering with experience in Java & Spring or other major programming languages. Preferred Qualifications: Experience with Spring Boot, Spark (Big Data), and Message Bus Architecture. Familiarity with containerisation (e.g., Kubernetes More ❯

Java Developer - London, Hybrid A modern fintech company is seeking a talented individual to join their dynamic team. This permanent role offers hybrid working arrangements and a competitive salary of up to £75,000. What is in it for you: Hybrid working Pension Private healthcare and dental cover … for your onward career development ....and much more The Role: The role is designed for those who thrive on innovation and excellence. As a Java Developer, you will be instrumental in designing, developing, improving, optimising, and maintaining cutting-edge software solutions. Your expertise will also be crucial in More ❯

Lead Java Developer – Gaming | Hybrid (London – 3 days on-site) | Up to £90,000 - £100,000 per annum basic salary + Bonus & Benefits James Adams Recruitment has partnered with a fast-growing company at the forefront of the online gaming industry. Our client is an innovator in the … iGaming space, delivering cutting-edge online gaming to a global audience. They are looking for a Lead Java Developer t o play a pivotal role in shaping the architecture and development of their real-time gaming platform. The Role This is a hands-on leadership role (90% coding … designers, engineers, and product teams to deliver world-class gaming solutions. Key Responsibilities ✔ Develop & Lead – Drive the development of scalable, interactive gaming products using Java (11+), Scala & Spring Boot . ✔ Microservices & API Design – Design and implement modular microservices architecture with 3-tier API design . ✔ Cloud & DevOps – Work within More ❯

Senior Java Developer - Gaming Industry - Hybrid Working - London - Up to £100,000 p/a Christopher Ali are recruiting on behalf of a well backed games provider targeting the Asian gambling market. They develop their own games and provide a white label platform which also aggregates a number … of 3rd party games suppliers together, supplying games and bespoke solutions to a numerous large operators in the market. As a Senior Java Developer, you will work at all stages of the product lifecycle from requirements capture, through design and implementation, to system testing and integration. You will … remote work based out of the London office. Mandatory skills and experience: Excellent problem solving and communication skills. At least three years of commercial Java development experience, with some experience in real money and/or social gaming industries. Significant technical contribution to complex software products. A degree in More ❯

Java Developer/Java L3 Support - Contract Outside IR35/Permanent Reading/Croydon Flexible Responsibilities Developing solutions in both Front End and Back End development using the Java programming language. This role requires a broad skill set that covers various aspects of development requiring in … attitude and ability to rapidly adapt and learn. Your role will be to understand the makeup of the L3 calls and then using your developer skills to provide both tactical and strategic solutions to overcome them. This may require development both the client side (user interface) and Server Side More ❯

Java Developer/Java L3 Support - Contract Outside IR35/Permanent Reading/Croydon Flexible Responsibilities Developing solutions in both Front End and Back End development using the Java programming language. This role requires a broad skill set that covers various aspects of development requiring in … attitude and ability to rapidly adapt and learn. Your role will be to understand the makeup of the L3 calls and then using your developer skills to provide both tactical and strategic solutions to overcome them. This may require development both the client side (user interface) and Server Side More ❯

Low Latency, FX, Banking Location: London (On-site, 5 days a week) Full-time, permanent We are seeking a Senior Java Developer with expertise in Core Java, low-latency systems, and FX trading to join our team. This role is based on-site in the UK, requiring … practices in multithreading, memory management, and garbage collection tuning. • Collaborate with global teams to integrate systems and improve existing architectures. • Maintain and improve existing Java applications while ensuring code quality and security compliance. • Troubleshoot complex performance bottlenecks and implement optimizations Required Skills & Experience • Strong expertise in Core Java (Java 8+), including concurrency, collections, and JVM performance tuning. • Proven experience in low-latency, high-frequency trading systems. • FX trading domain knowledge with experience in pricing, risk, and execution systems. • Experience with multithreading, garbage collection tuning, and optimizing memory management. • Strong understanding of networking, TCP/IP, messaging More ❯

Job Title: SC Cleared Java Developer – Strong Software Engineer Location: Manchester or Croydon Job Type: Full-time Contract Salary: £500-560 Inside IR35 Clearance Required: SC (Security Check) Job Description: Our Governement client is looking for strong Software Engineers with extensive experience working with Java (Spring Boot … your skills in a challenging environment, where your expertise will directly contribute to the development and improvement of government systems. As an SC Cleared Java Developer, you should be confident with test-driven development (TDD) , containerisation using Docker , and working with relational databases like Postgres (ideally with migration … of modern DevOps practices. Knowledge of Kafka is advantageous, and experience with React/TypeScript is also desirable. Key Responsibilities: Develop high-quality, scalable Java applications using Spring Boot in large microservice architectures . Collaborate closely with cross-functional agile teams to design and implement solutions. Write clean, maintainable More ❯

Senior Java Analyst Developer/Technical Consultant £130,000 Plus Bens Quant Capital is urgently looking for a Java Analyst Developer/Technical Consultant to join our high profile client. Our client is a global trading platform software business. Its products are used globally by most … functionality, and undertaking development to deliver functionalities (when required). Technical Consultants/Analyst Developers must have: 8+ years’ full-stack experience as Senior Developer around digital applications, software engineering, microservices and cloud. This could include Core Java, Spring Boot, Hibernate/JPA and UI using React, Ember More ❯

/Global 2000 across 34 countries and 5 continents including North America, South America, Europe, Asia, Australia and Middle East. About the Role: Java Developer Burgess Hill, UK/Hybrid 3 days at office in a week FTE 12 Months Job Description: Key Responsibilities: Building software to expected … Up to 4 years of software development experience in a professional environment andor comparable experience with the following Must have good working knowledge in Java 8 and above experience with Java 11 and Java 17 is a plus Must have a min of 1 year experience with More ❯

Job Title: Java Developer (Front Office/OTC) Job Type: Permanent Location: London/Hybrid Salary: £150,000-£200,000 (DOE) - Upto £300,000 Total comp Skills: Java, C++, Python, Low Latency, Microservices, API's, Functional programming, OTC, Crypto Assets Roc Search have partnered with a well … expertise and technology to expand into three non-traditional strategies: real estate, venture capital and crypto assets. They're are looking for an OTC Developer with strong Java experience to join their team. This role is responsible for building and supporting a multi-language, functionally diverse technology stack … trading systems, exchange connectivity solutions, monitoring systems, and tools to integrate with their core infrastructure services. The team’s existing systems are written in Java, C++, and Python. Candidates should have a good initiative and have experience independently driving projects to completion. they work from high-level requirements and More ❯

Role: Java Full Stack Developer London (Canary Wharf), UK Contract (6+ Months) Hybrid (3 days a week) Job Description: This project is build and extend an Integrated client coverage platform to bring together information both internal and external on our client with Insights, contacts and interactions , revenue, lending … wallet share and more. The UI will be Angular web application with Java/Spring services to backend databases Mongo DB , MSSQL server and Snowflake. Skills Required: • Experience of agile and scrum methodologies. • Hands-on developer with strong database skills. • Core Java developer experience and/ More ❯

Referment has partnered with a leading cryptocurrency firm focused on blockchain innovation who are seeking a Lead Java Software Developer to join their team and help build secure, scalable software solutions within the digital finance space. Role Overview: The Lead Java Software Developer will lead the … design and development of Java-based applications, contributing to the creation of decentralized finance (DeFi) solutions and blockchain-based systems. Key Responsibilities: Develop secure, scalable Java applications. Collaborate with cross-functional teams to deliver innovative solutions. Implement blockchain protocols for DeFi systems. Conduct code reviews and mentor junior … developers. Stay updated on blockchain trends and Java best practices. Qualifications & Skills: SET degree from a top UK university. 5+ years of Java development experience, especially in backend and microservices. Experience with cryptocurrency and blockchain is a plus. Proficiency with Java frameworks (e.g., Spring, Hibernate) and databases More ❯

Position Overview: We are seeking a talented Java Developer to join our Winchester based team. Candidates will be required to attend the office a minimum of2 days a week. Responsibilities: Collaborate with cross-functional teams to gather and define requirements for new features and enhancements. Design, develop, and … maintain efficient, reusable, and reliable Java code. Conduct thorough testing to ensure the robustness and reliability of software applications. Troubleshoot and debug complex issues to improve overall system performance. Stay updated on emerging technologies and best practices to continuously enhance development processes. Participate in code reviews, providing constructive feedback … development practices and methodologies. Requirements: Bachelor's degree in Computer Science, Engineering, or related field. Minimum of 2-3 years of professional experience in Java development. Proficiency in Java programming language and related frameworks (e.g., Spring, Hibernate). An understanding of object-oriented programming principles and design patterns. More ❯