1 to 25 of 45 Java Jobs in the City of London

Dynamics 365 Developer | London OR Birmingham OR Hook | Hybrid | 6 Months Initial Contract | Up to £650/day Inside IR35 | Omnichannel | JAVA | Our client is seeking a talented Dynamics 365 Developer to join their team and apply their knowledge and technical expertise to the delivery of Dynamics 365 and Power Platform solutions within a product-based organisation with an agile More ❯

and observability - Document architecture, workflows, and integration processes - Contribute to continuous improvement of integration tools and practices What You Bring: - Proven experience building Back End services using Node.js, Python, Java, or similar - Strong grasp of API design and integration methods (REST, GraphQL, Webhooks) - Knowledge of OAuth2, JWT, and secure authentication protocols - Experience with ETL/ELT pipelines, workflow orchestration tools More ❯

Manufacturing, Life Sciences and Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of 12 months ending December 2024 totaled $13.8 billion. Java Full Stack SME (Java with React) Responsibilities Lead full-stack development initiatives across enterprise-grade applications. Collaborate with cross-functional teams including product, design, and DevOps to deliver scalable and … work ethic and ability to work independently, as well as in an Agile environment. Skills Required 15+ years of strong experience in full-stack software development. Backend: Proficiency in Java (17+) , Spring Boot , Node.js , and RESTful APIs . Frontend: Expertise in React , TypeScript , HTML5 , CSS3 , and other modern frontend frameworks. DevOps: Familiarity with CI/CD tools such as GitHub More ❯

and data governance standards (e.g. GDPR , RBAC) Mentor junior engineers and guide technical decisions on client engagements ✅ Ideal Experience Strong in Python and SQL , plus familiarity with Scala or Java Experience supporting AI/ML workflows and working with Data Scientists Exposure to cloud platforms: AWS , Azure , or GCP Hands-on with modern data tooling: Spark , Databricks , Snowflake , Airflow Solid More ❯

such as Actuarial and Finance, to help with their data presentation requirements and help deliver data for visualisation solutions, such as Power BI Key skills required: Expertise in Python, Java, Scala, or other programming languages used to build data pipelines, implement data transformations, and automate data workflows. Strong knowledge of Power BI Strong SQL experience. Familiarity with technical data structures More ❯

salaries, our client offers an excellent working environment. Previous experience within the sports trading industry would be beneficial. Skills required: Proficient in several of the following: Python, C#, C++, Java Mathematical Modelling Mathematical skills, particularly a keen understanding of probabilities and statistics Analytic mindset Strong communication skills Accuracy and attention to detail Experience in data science (big data, deep learning More ❯

numerate field of study, such as Mathematics, Physics, Computer Science, or Engineering. Excellent coding ability in at least one language. Previous successful candidates are proficient users of Python, C++, Java, MATLAB, etc. Experience/knowledge of finance from academic studies, internships or professional work. Strong attention to detail, excellent problem-solving abilities, and the ability to work well in a More ❯

throughput systems, and guiding development teams in containerizing their applications. Your expertise will be crucial in supporting systems across a hybrid cloud and on-premise infrastructure. Essential Skills & Experience Java : Proven hands-on experience building and supporting high-scale applications (e.g., FX trading systems). Authentication Systems : Direct experience with Ping Identity, with a preference for ForgeRock. Policy-as-Code More ❯

support and troubleshooting for production issues. Required Skills and Experience: Strong development skills in Gosu for Guidewire (3-5 years of experience). Experience in programming languages such as Java or C#.Net Familiarity with insurance industry standards and protocols. Excellent problem-solving skills and attention to detail. Strong communication skills and ability to work collaboratively in a team environment. Benefits More ❯

enterprise architecture principles. Collaborate with business and technology stakeholders to define current/target states, transition plans, and roadmaps. Design enterprise-level web applications using technologies such as Angular, Java/C#, and Python. Leverage AWS cloud services and both SQL and NoSQL database implementations. Champion best practices, policies, and design principles. Analyze business requirements to identify flexible, pragmatic architecture More ❯

Location: Mainly Remote – Occasional office visits in London. Salary: up to £95,000 + competitive benefits, depending on experience. Requirements: Experience in Native Mobile Development in Android (Kotlin and Java) Postman CI/CD Rest API Development Agile development methods such as Scrum or Kanban Must have leadership experience. These roles offer the chance to work on a number of More ❯

degree (PhD or Master's) in a quantitative discipline such as Mathematics, Physics, Computer Science, or Engineering. Strong programming skills in at least one core language - Python , C++ , or Java . Proven experience in quantitative research or systematic trading environments. Excellent communication skills and the ability to thrive in a highly collaborative, fast-paced team environment. What's on Offer More ❯

refinement, prioritization and sprint planning, ensuring user stories have clear acceptance criteria and measurable business outcomes. Using advanced SQL skills to conduct data analysis, including reviewing stored procedures and Java code to deliver end to end process mapping. Key requirements: Deep asset management experience, specifically within fixed income. Extensive experience as a data product owner and/or technical business More ❯

into clear technical specifications and solutions. • Strong documentation skills for technical requirements and custom development specs. • Familiar with Microsoft SQL Server, XML, APIs, and other OOP languages (e.g., C#, Java). Tooling & Standards: • Experienced with DevOps, GitHub, and automated testing tools. • Knowledge of ISO9001 and ISO27001 standards and integrated management systems. Consultancy & Mentoring: • Consultancy experience in Microsoft Dynamics NAV/ More ❯

Java Development Team Leader London This is a new and exclusive opportunity for a Software Development Team Leader focused on Java Full stack, to join a thriving business as they grow their software development team Role details Title: Development team lead Technical stack: Java full stack- back end and front end, React, Azure Location: London City 1 day a week … in the office leading your team Focus of the role: leading your team of 7 developer 5 back end java developers, 2 front end java react developers Permanent role salary £70-90,000 plus bonus and benefits This is a really interesting role and a great chance to join a team as they are really investing in their software development … have recently spent £35million on an entirely new sales portal, and this investment is continuing This role is for a Software development team lead who will focus on leading Java software development from the front (approx. 50% of the role) and leading the work of the full stack java developers under you- 7 in total. We are looking for a More ❯

environment. - Hands-on expertise in modern data engineering practices, cloud data platform and full data lifecycle. - Strong programming skills would be ideal for this position, languages such as Python, Java or Scala with Data pipeline frameworks and cloud infrastructure (AWS or Azure). - A proven track record of delivering innovative, data driven products from concept to production, ideally in a More ❯

as part of a move from Calypso v17 to Calypso v18. What you'll need to succeed Recent Calypso experience (v16 onwards) Preferably experience working on upgrades Experienced in Java Devops experience (Ansible, Terraform, Git) What you'll get in return An exciting opportunity to join an international organisation working with a major financial services organisation. Furthermore, a competitive day More ❯

experience, preferably in a PreSales capacity. Experience in AI technologies, AWS Bedrock, TensorFlow, PyTorch are strongly preferred. Ideally, you will still remain close to coding in one of Python, Java, or C#. On offer is a top rate salary and benefits package, and the chance to join one of the main players in the AI consultancy space, whose clients include More ❯

in production support roles. Strong understanding of FX products: Spot, Forwards, NDFs, Swaps, Options. Familiarity with MXML, workflows, pricing engines, yield curves, risk/P&L figures. Technical background: Java, Unix/Linux, SQL (Sybase), Python/scripting, ITRS, Splunk. Exposure to ITIL processes and working in a regulated production support setting. More ❯

responsible for building and expanding upon their existing PKI infra-structure. Required skills and experience:- Experience of PKI lead or similar type roles. Experience in software development, preferably in Java and Python desirable . In depth experience with key ceremonies Experience in system development lifecycle and system integration is desirable. Proficiency in cryptography programming, nShield HSM (Hardware Security Module) Proficient More ❯

The Ideal Candidate Will Have: Deep expertise in Rates products and modeling (linear or non-linear) Strong programming skills in Python , plus OOP experience in C++/C#/Java A proven track record of building trading, pricing, or risk tools that directly support the front office A solid academic background - PhD or Master's in a quantitative discipline strongly More ❯

in developing complex software with C#. A strong mathematical background would be advantageous but not required. Must have excellent communication and interpersonal skills. Expert in C# Development coupled with Java/jQuery Web development Web API, CSS. You will have solid SQL Server experience (stored procedures, table design and some maintenance). Microsoft Office including VBA and advanced skills in More ❯

Java Software Engineer/Developer WFH to £100k Are you a skilled Java Software Engineer with low latency trading systems experience? You could be progressing your career at a global market data and trading platform provider for cryptocurrency markets. As a Java Software Engineer you will develop, test and maintain high-quality, low-latency Java applications handling millions of requests … with some flexibility around start/finish times - please note: you must have the right to work in the UK and be UK based. About you: You have strong Java development experience including concurrency, garbage collection, low level performance optimisation, data structures and memory efficient design patterns You have experience with low latency systems, particularly OMS (Order Management Systems), EMS … You have strong design skills and can explain full system workflows and make recommendations for improvements to reduce latency and increase throughput You have experience with Spring framework and Java build tools such as Gradle/Maven You're comfortable working in a Linux environment You are collaborative and pragmatic with excellent communication skills What's in it for you More ❯

Full stack Java developer London – Hybrid Contract until March 2026 end Inside Ir35 Responsibilities Hands-on Full Stack development using React as front end and Java 21 as the primary language for back end Work with other teams including Front office risk teams, trading desk, Quants, and DevOps to build state of the art front to back pricing and risk … methodology (Product owner and/or Scrum master), or ability to deliver software on short cycles Evidence of delivering application from inception to design, and to production String core Java development skills including streams, lambdas, and advanced concurrency APIs Extensive experience and understanding of distributed systems, developing, profiling, and maintaining multi-threaded, asynchronous applications JVM monitoring, profiling, performance tuning, and More ❯

Software Engineer/Developer (Full Stack Java Angular SQL API) London/WFH to £90k Are you full stack 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 for the NHS, the core product is a highly complex real-time shift … 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 Ruby and TypeScript). You'll design and develop scalable backend Java services and REST APIs and build responsive, user friendly interfaces using Angular (v15+) as … London, City based offices 3-4 days a week with some flexibility to work from home 1-2 days. About you: You have strong Full Stack development experience including Java backend (Spring Boot) as well as modern Angular You have experience with relational databases and SQL query writing You have a strong understanding of REST APIs and real-time systems More ❯