1 to 25 of 373 Java Jobs in the City of London

Senior Java Engineer (Java 17, Kafka, Spring Boot) | Market-Leading Systematic Trading Firm | Up to £130,000 | 12 Month FTC | Hybrid, London Evoke is partnered with one of the UK’s top systematic trading firms on an exciting opportunity for a Senior Java Engineer to join their high-calibre technology … role with real autonomy, working in a fast-paced environment where clean, scalable code is valued. The ideal candidate will have strong experience with Java (Java 17), Kafka, and building modern microservices using Spring Boot. Financial services experience is not required but would certainly be a plus. This role is More ❯

Java Software Engineer A fast-growing, London-based cybersecurity company providing cutting-edge solutions that protect critical systems and sensitive data for global clients across finance, defence, healthcare, and government sectors are on the lookout for a Senior/Principal Java Engineer. The role will include the following duties: You … will lead the charge in designing and building highly scalable, resilient, and secure backend systems. Architect and build enterprise-grade Java services powering security platforms. Lead technical design and set standards for engineering best practices across teams. Mentor and guide a team of talented engineers, fostering a culture of excellence. … quality, security, and performance at every stage of the development lifecycle. Skills needed: 8+ years of experience in software engineering with deep expertise in Java (Java 11 or later). Strong experience in designing microservices and distributed systems. Solid grasp of Spring/Spring Boot, REST APIs, messaging (Kafka/ More ❯

About the Role: We are seeking an experienced and visionary Technical Lead with deep expertise in Java Springboot, microservices architecture, and solution design to lead the backend engineering efforts of our enterprise platforms. You’ll work closely with engineering managers, architects, mobile teams, and product stakeholders to deliver scalable, secure … and maintainable solutions. Job Description: Java Lead engineer will play a critical role in the design, development, and implementation of mission - critical applications and systems. They leverage their extensive technical expertise and leadership skills to lead complex projects, mentor junior team members and drive innovation across the organization. They are … someone who has clear basic fundamentals. CI/CD - Docker or Kubernetes concepts. Reactive Programming experience. Common Logging experience. Top Skills/Must Have: Java Development (Java 21/Java 17/Java 8). Micro-services Architecture - Spring/Springboot. Cloud - Azure is good to have but any other More ❯

Core Engineering: 5+ years of experience in software development, with exposure to both backend and frontend stacks. Strong programming proficiency in Python, C++, and Java (Quant/Trading grade codebases). Expertise in modern web development with React, Node.js, MongoDB, and SQL (Postgres, MySQL). Strong understanding of Git/ More ❯

Java Developer Java roles available at a fast-growing business finance company based in London, on a mission to simplify funding for SMEs across the UK. By combining innovative technology with a deep understanding of business needs, we help entrepreneurs access the capital they need to thrive. As we scale … our digital product offering, we're looking for a talented Java Developer to help build scalable, cloud-native services at the heart of our platform. As a Java Developer , you’ll join a collaborative, cross-functional engineering team building modern financial products using Spring Boot , Microservices , and cloud infrastructure . … architecture discussions. Build integrations with third-party financial services (e.g., Open Banking APIs, payment providers). What We’re Looking For: Strong experience with Java 11+ and the Spring ecosystem (Boot, Data, Security, etc.). Proven track record building microservices architectures and REST APIs. Familiarity with Docker , Kubernetes , or other More ❯

engineering tools (AWS, Azure, or OCI). Excellent communication skills and a solutions-focused mindset. Desirable experience includes: AWS or Azure certifications. Familiarity with Java and business intelligence tools (e.g., Power BI, Pentaho BA). Experience with streaming technologies like Kafka. If you would like to learn more, please apply More ❯

Role: Full-stack Java Developer (VueJS) Location: London city, On-site, Salary: £55-70K Are you a Mid-Level Java Developer who wants to work with a rapidly scaling Tech business who are solving problems using the latest tools in Machine Learning, Data Science and Automation tools? A mid … level Java Developer is required to join an innovative and rapidly growing scale-up dedicated to optimizing performance for their clients using cutting-edge automation tools, Data Science and machine learning technologies. Their mission is to revolutionize how businesses operate by delivering high-performance solutions that drive efficiency and effectiveness. … company special is a unique culture and how they collaborate to solve problems. Job Description: We are seeking a talented and experienced Full-stack Java Developer to join our team. As a Full-stack Java Developer, you will play a crucial role in designing, developing, and maintaining high-performance applications More ❯

emerging trends, technologies and software solutions . The ideal Technical Lead would have development vetting on application, with experience with OOP languages like C#, Java, C++ and are local to either Manchester, Gloucester, London and Southampton, and happy to travel to local TOP SECRET sites as/when needed. The … either London, Southampton, Gloucester or Manchester. Happy to travel to site as/when needed, min 3 day's a week on site. Keywords: Java Developer, Java Engineer, Java Consultant, Software Engineer, Java Development, DV, Defence, MoD, C++, C#, Java, Reference: BBBH17999 If you're interested in this role, click More ❯

/ELT/data pipelines. · Kubernetes and Linux containers (e.g., Docker). · Related/complementary open-source software platforms and languages (e.g., Scala, Python, Java, Linux). · Experience with both relational (RDBMS) and non-relational databases. · Analytical and problem-solving skills applied to big data datasets. · Experience working on projects More ❯

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 new greenfield low latency trading platform Work … 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 experience; we More ❯

Senior Full Stack Java Engineer - Java, TypeScript, AWS, MySQL, NoSql, Microservices, Machine Learning, Artificial intelligence (Hybrid - 3 days a week in the office near Notting Hill) Senior Full Stack Java Engineer :- You will be joining a fast-growing, research-driven company building an artificial intelligence using novel machine learning techniques. … My client is revolutionising their industry with a track record of building things that others have ruled out as impossible. The senior Java Full Stack engineer will join a very bright, talented team of engineers with the guidance of technologists who have help build up some of the best known … companies today. You will have a great opportunity to work with a variety of languages, frameworks and tools. Applicants will need a background in Java and modern JS frameworks and likely to have good AWS and Microservices experience. Core skills for the Senior Full Stack Engineer : 5yrs+ in a commercial More ❯

for upcoming positions, we’d welcome a confidential conversation. We’re especially interested in those with experience in: Software development using C#/.NET , Java , or JavaScript frameworks (such as Angular, React, Node.js) Cloud and DevOps tools (Azure, AWS, CI/CD, containerisation with Docker/Kubernetes) API development , integration More ❯

or managerial role. Strong background in financial services, particularly in market risk, counterparty credit risk, or risk analytics Proficiency in modern programming languages (e.g., Java, Python, Scala) and frameworks. Experience with cloud platforms (AWS, Azure, or GCP). Deep understanding of software development lifecycle (SDLC), agile methodologies, and devOps practices. More ❯

and mid-level engineers. Required Experience We're keen to speak with candidates who have: Strong hands-on experience in one or more of: Java, JavaScript, .Net, Python . Excellent understanding of CI/CD pipelines (Jenkins, Bamboo, GitLab, etc.). Proficiency with Git or other version control systems. Strong More ❯

streaming. Expertise in cloud security, data governance, and compliance (GDPR, HIPAA). Strong SQL skills and proficiency in at least one programming language (Python, Java, Scala). Excellent problem-solving, communication, and project management skills. Experience with DevOps, CI/CD pipelines, and infrastructure as code (Terraform, CloudFormation). Ability More ❯

Work with cross-functional teams using Agile methodologies. Rapidly prototype new ideas while ensuring scalability and robustness for production systems. Technical Skills Programming Languages: Java, Python, C#, C/C++, JavaScript, Ruby Web Technologies: React, Webpack, SCSS, Node.js, AngularJS Protocols: HTTP, TCP/IP, UDP, SMTP, DNS API Development: REST More ❯

chatbots, voice/conversational interfaces, RPA, Machine Learning, etc. In-depth, hands-on experience in developing web/mobile applications or platform with either Java/J2EE or .NET tech stack and database technologies such as Oracle, MySQL, etc. Exposure to polyglot programming languages like Scala, Python and Golang will More ❯

as a Full Stack Developer. Proficiency in PHP, JavaScript, React, NEXT.js, HTML/CSS, responsive UI frameworks. Experience building scalable REST APIs using Python, Java, Golang, PHP, Node.js, etc. Knowledge of web performance tools and SEO strategies. Understanding of authentication protocols (OAuth 2.0, JWT, SAML) and security standards. Experience with More ❯

Proven experience as a senior/principal engineer in high-performance trading systems or similar domains. Microsoft C# .Net backend, React front end and Java components. Experience with low-latency, high-throughput messaging systems (e.g., Kafka, RabbitMQ, or proprietary systems). Expertise in cloud technologies and deployment pipelines (AWS, GCP More ❯

to bring ideas to life What we’re looking for: 5+ years in backend or infrastructure development Strong skills in Go, Python, Node.js, or Java Solid experience with Kubernetes, SQL/NoSQL, and cloud platforms (AWS/GCP/Azure) Familiarity with APIs, CI/CD, monitoring tools, and scalable More ❯

testers DevOps teams and clientside IT Required Skills Experience 57 years of handson experience in Temenos TPH implementation preferably in multiple client projects Strong Java development skills with experience in TPH extensibility and customization Solid understanding of Temenos Integration Framework IF and messaging standards ISO20022 SWIFT MTMX SEPA RTGS Experience More ❯

volumes and low-latency systems Familiar with devops, CI/CD, and agile practices Skilled in automation and BDD (backend/frontend) Proficient in Java, JavaScript, or similar languages Experience with tools like Postman, Jenkins, Docker, Cypress, Playwright, SQL clients Comfortable working with cross-functional teams Strong problem-solving and More ❯

volumes and low-latency systems Familiar with devops, CI/CD, and agile practices Skilled in automation and BDD (backend/frontend) Proficient in Java, JavaScript, or similar languages Experience with tools like Postman, Jenkins, Docker, Cypress, Playwright, SQL clients Comfortable working with cross-functional teams Strong problem-solving and More ❯

documenting and agreeing the design inclusive of the trade-offs for commodity trading systems. Familiarity with core AWS product offerings; code development (C#/Java); microservice containerization tools (Docker, OpenShift, Kubernetes); web UI development (React). Must understand Infrastructure as a Code (Terraform) c. Integration - Expert experience with integration techniques More ❯

skills with the ability to establish credibility with executives High availability for fast response to customers Comfortable coding in any high-level programming language (Java, Go, Python) - advantage BSc degree in Computer Science/Engineering - advantage Experience in SAAS B2B software companies - advantage This role is located in London and More ❯