26 to 40 of 40 Java Engineer Jobs in the City of London

Trading System Engineer – Shape the Future of Trading Leading European Private Bank Ready to make a real impact on a cutting-edge trading platform? A leading European private bank is seeking a highly skilled Trading System Engineer/Architect to spearhead the transformation of their equity trading technology. This is a unique opportunity to contribute to a multi … Execution Platform. Guarantee the system's high availability for global equity market trading. Craft bespoke trading workflows tailored to the specific needs of demanding clients across multiple trading desks. Engineer and optimize systems for dynamic scalability, ensuring responsiveness to market fluctuations and events. Collaborate closely with other IB Engineering teams and project stakeholders. What You Bring: A minimum of … five years of experience in software engineering, with a focus on modern software design, architectural patterns, and performance optimization (throughput, latency, capacity). Expert-level proficiency in Java, particularly in the development of high-performance, low-latency, and microservice-based real-time trading applications. Deep understanding of trading systems, including integration with reference and market data systems, ideally within More ❯

a plus: financial industry, open 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 to haves: AWS Kotlin Git More ❯

the world's most dynamic markets. Trusted by regulators and institutions worldwide, their systems monitor over a trillion events every single day. They are now seeking a Senior Software Engineer to join the Algos Team. In this role, you'll design and develop advanced algorithms that detect and prevent market abuse, fraud, and compliance breaches - directly shaping the integrity … experts Enhance and maintain a mission-critical global codebase 🔹 What they're looking for 5+ years' software engineering experience (3+ in financial markets/algos) Strong coding skills in Java, Kotlin, C#, or C++ (Python a plus) Hands-on experience with real-time data processing & distributed systems Strong understanding of software engineering and system architecture A proactive problem-solver … a mission-driven company protecting millions of investors 👉 Ready to help build safer, fairer financial and crypto markets? Apply now. Desired Skills and Experience Proficiency in programming and building Java applications, Core Java, Hash Maps, Algorithms McGregor Boyall is an equal opportunity employer and do not discriminate on any grounds. More ❯

Senior Software Developer (Java/Spring) | London (Hybrid) | £50K 💰 📍 Location: London (Hybrid) 🕒 Experience: 2+ years 💼 Type: Full-time | Permanent 🚀 The company are developing software solutions that address a wide range of challenges faced by the public sector. Their customers include government departments, agencies, and other public sector organisations, helping them streamline processes and achieve their goals effectively. They are … looking for a skilled Senior Software Engineer who looking is eager to learn, and are ready to contribute to our ongoing growth and success. 💻 What You’ll Do: 🔧 Develop and maintain applications using Java & Spring Boot ✅ Write and maintain unit, integration, and end-to-end tests 🔍 Participate in code reviews and uphold coding standards 🎨 Help design scalable, secure … features and services 🛠️ Troubleshoot and debug complex systems 📦 Use CI/CD tools 🧠 What You Bring: 🧪 2+ years’ commercial experience in Java with Spring 🧰 Solid grasp of modern Java practices 🔄 Familiarity with Agile methodologies & short delivery cycles ⚙️ Hands-on with CI tools and Git-based workflows 💼 What We Offer: 💰 Salary: Up to £50k DOE 🏠 Flexible Hybrid Working More ❯

Java/Python Tech Developer - Contract role Banking Regulatory Technology Developer London Working as part of the Technology Solutions team you will be responsible for code development projects to map proprietary data models and manage technical queries related to the regulatory technology models and codebase. The nature of the role will be to drive model analysis, code development, data … mapping, and managing technical queries related to the models or codebase.· -Hands on coding in Java and Python, exposure to Domain Specific or Functional Languages, Code Generators, Build and Release best practices, Testing frameworks and using the Github repository and issue management environment. -Assist with business analysis, mapping of proprietary data models and other technical queries relating to Trading … technology and regulatory reporting use cases. Experience & Skills required: High Proficiency of hands on coding ability in Java/Python and has worked in data formats: (JSON, DSL, FpML), Code Editors such as (IntelliJ, PyCharm, VSCode, Eclipse) Preferably Data modelling of financial products, transactions and lifecycle events Proactive worker on Technical projects, able to engage stakeholders and drive work More ❯

London and they go the office 3 to 4 times a week and this will be a 6 month contract initially. Description Lead the design, development, and implementation of Java-based applications and systems. Help to plan future development. Collaborate with cross-functional teams to gather and analyse requirements. Ensure the scalability, performance, and reliability of software solutions. Mentor … Deal with a variety of clients. Work alongside the outsourcing partners Maintain and improve existing systems by identifying and fixing bugs or implementing enhancements. Keep updated with the latest Java technologies and integrate them into projects as needed. Prepare technical documentation to support solutions and team processes. Contribute to the strategic planning of technology initiatives within the organisation. Profile … Must haves: Java Worked in the Derivatives market Strong communication Dealt with clients or stakeholders Modelling financial products and processes APIs and Integrations Nice to haves: Python Worked in derivatives product classes Hands on model development experience Experience with collateral malmanagement Worked with regulatory processes Job Offer Contract role More ❯

London and they go the office 3 to 4 times a week and this will be a 6 month contract initially. Description Lead the design, development, and implementation of Java-based applications and systems. Help to plan future development. Collaborate with cross-functional teams to gather and analyse requirements. Ensure the scalability, performance, and reliability of software solutions. Mentor … Deal with a variety of clients. Work alongside the outsourcing partners Maintain and improve existing systems by identifying and fixing bugs or implementing enhancements. Keep updated with the latest Java technologies and integrate them into projects as needed. Prepare technical documentation to support solutions and team processes. Contribute to the strategic planning of technology initiatives within the organisation. Profile … Must haves: Java Worked in the Derivatives market Strong communication Dealt with clients or stakeholders Modelling financial products and processes APIs and Integrations Nice to haves: Python Worked in derivatives product classes Hands on model development experience Experience with collateral malmanagement Worked with regulatory processes Job Offer Contract role More ❯

businesses and is looking for 2 new people to join their team of 5. Day to day of the role will include: Lead the design, development, and implementation of Java-based applications and systems. Help to plan future development. Collaborate with cross-functional teams to gather and analyse requirements. Ensure the scalability, performance, and reliability of software solutions. Mentor … Deal with a variety of clients. Work alongside the outsourcing partners Maintain and improve existing systems by identifying and fixing bugs or implementing enhancements. Keep updated with the latest Java technologies and integrate them into projects as needed. Prepare technical documentation to support solutions and team processes. Contribute to the strategic planning of technology initiatives within the organisation. Profile … Must haves: Java Worked in the Derivatives market Strong communication Dealt with clients or stakeholders Modelling financial products and processes APIs and Integrations Nice to haves: Python Worked in derivatives product classes Hands on model development experience Experience with collateral malmanagement Worked with regulatory processes Job Offer Private Medical 25 days holiday plus BHS 10% Pension 10% Bonus Free More ❯

businesses and is looking for 2 new people to join their team of 5. Day to day of the role will include: Lead the design, development, and implementation of Java-based applications and systems. Help to plan future development. Collaborate with cross-functional teams to gather and analyse requirements. Ensure the scalability, performance, and reliability of software solutions. Mentor … Deal with a variety of clients. Work alongside the outsourcing partners Maintain and improve existing systems by identifying and fixing bugs or implementing enhancements. Keep updated with the latest Java technologies and integrate them into projects as needed. Prepare technical documentation to support solutions and team processes. Contribute to the strategic planning of technology initiatives within the organisation. Profile … Must haves: Java Worked in the Derivatives market Strong communication Dealt with clients or stakeholders Modelling financial products and processes APIs and Integrations Nice to haves: Python Worked in derivatives product classes Hands on model development experience Experience with collateral malmanagement Worked with regulatory processes Job Offer Private Medical 25 days holiday plus BHS 10% Pension 10% Bonus Free More ❯

eFX Software Engineer - Permanent Location: London, United Kingdom Remote First working model - Minimum 2 Days a month in office Salary: Highly competitive Market Rate on offer - DoE Paritas is working with a Tier-1 Financial institution who are looking to add a senior hire to their Digital team in the shape of an eFX Software Engineer. It is essential More ❯

x 3 Software Engineers – Fullstack Java – Fully Remote with offices based in Bristol/Bath/Gloucestershire and Manchester 🌳🌳🌳 I am urgently seeking x 3 Software Engineers for one of the most exciting START UPs in the UK! They are now rapidly expanding their tech/development function and looking for the most talented Software Engineers to join them. … k (depending on experience) Fully remote Benefits package 🌳Key requirements:🌳 · Over 4 years experience working with Java, React, Javascript, Python · Experience using Cloud-based architecture, AWS or Azure · DevOps Automated Tools, Jenkins, Docker, OpenShift or Kubernetes · Experience using SQL, MongoDB or Elasticsearch · Experience using Testing technologies, Cypress, Selenium or Cucumber I have interview slots already pre-booked so suitable More ❯

Principal JavaScript Engineer (with C++/Java/C# exposure) Location: London (Hybrid – 2 days WFH) Salary: £150,000 - £200,000 (Permanent)pension, private healthcare, gym membership, 25 days + 8 BH holiday allowance, tech/hardware budget. A high-growth software company is building the gold standard in UI frameworks and data-intensive visualisation technology . With … test, release, and iterate. Contribute to a product used by developers and enterprises worldwide. What you’ll bring Mastery of vanilla JavaScript and TypeScript , with additional exposure to C++, Java, or C# . Strong knowledge of data structures, algorithms, and performance optimisation . Experience with frameworks like React, Angular, or Vue , and a deep understanding of DOM internals and … no bureaucracy, high-calibre peers. Hybrid work model: central London office, two days WFH. Premium benefits: private healthcare, pension, gym membership, cutting-edge hardware. If you’re ready to engineer the engines behind some of the world’s most demanding applications, we’d love to hear from you. Apply now and build technology trusted by the Fortune 500. More ❯

business with 150 employees based in London, Shanghai and Thessaloniki. Technically, you will have knowledge of J2SE programming, understanding of web architectures and databases. Your knowledge/experience in Java will include software design principles and familiarity with algorithms and data structures. What experience you'll have ● Database knowledge (SQL, schema design) ● Java ● Some knowledge of JavaScript and … data structures ● Understanding of common OO design patterns ● Understanding of automation through Selenium, Puppeteer or similar What you might have in addition ● Computer Science background or degree ● Commercial core Java experience ● Experience of working in a fast paced startup environment ● Database experience (hibernate, JDBC) ● Understanding of network technologies (HTTP, JS, HTML, XML) ● Ability to develop clean, self-documented code More ❯

x 3 Software Engineers – Fullstack Java – Fully Remote with offices based in Bristol/Bath/Gloucestershire and Manchester 🌳🌳🌳 I am urgently seeking x 3 Software Engineers for one of the most exciting START UPs in the UK! They are now rapidly expanding their tech/development function and looking for the most talented Software Engineers to join them. … k (depending on experience) 🌳Fully remote 🌳Benefits package 🌳Key requirements:🌳 · Over 4 years of experience working with Java, React, Javascript · Experience using Cloud-based architecture, AWS or Azure · DevOps Automated Tools, Jenkins, Docker, OpenShift or Kubernetes · Experience using SQL, MongoDB or Elasticsearch · Experience using Testing technologies, Cypress, Selenium or Cucumber I have interview slots already pre-booked so suitable More ❯

Senior JVM Engineers - Java, Kotlin, Scala We are partnered with a rapidly growing consultancy, who are looking for multiple JVM Engineers to work on a large scale project. Stack - Java/Kotlin, AWS, TypeScript, TDD. Salaries - £95k - £120k 1-2 days a week in London They work in small Agile teams, so they are looking for candidates with More ❯