151 to 175 of 197 Java Jobs in London

agile environment Key Requirements * Strong business knowledge of electronic trading, ideally eFX * Proven experience building low-latency, event-driven algorithmic trading platforms * Advanced Java expertise, including lock-free and low-garbage techniques * Experience working with quant teams and implementing algorithmic models * Familiarity with messaging protocols such as Aeron, Kafka ...

Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over the world to attract, engage … experiences that are relevant, helpful, and personalized. Having recently launched in the UK, they looking to hire Graduate/Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family. They believe that individual developers are in the best position to make decisions about what should ...

Location: Canary Wharf(Hybrid, 2 days p/w onsite)Pay Rate: £500-£550 (outside) Duration: 6 monthsTech Stack:- Essential: Java, Angular, Azure cloud services- Desirable: React I am currently looking for an experienced Full Stack Developer to join a major transformation programme within a global financial institution. … digital platforms with a strong engineering culture and a cloud-first approach. What You'll Be Working On Building and enhancing backend services using Java Developing responsive, user-focused front-end interfaces primarily in Angular Supporting cloud-native delivery using Azure Services Collaborating with architects, product teams, and fellow engineers ...

successful candidate will help architect a multi-petabyte scale estate, processing billions of datapoints daily from thousands of data sources. Their stack combines Java and Python, with foundations of Kafka, ArcticDB, MongoDB, and more. This is an opportunity to tackle complex distributed systems challenges at exceptional scale. Required Experience Experience … degree with high mathematical and computing content eg Computer Science, Mathematics, Engineering or Physics 5-7 years of professional experience in software engineering with Java or Python as your primary language and ideally have some knowledge of both Kafka Proficient on Linux platforms and strong understanding of Git Deep knowledge ...

Java Developer - multiple roles £510/day Inside IR-35 6 month contract Active SC required Remote with occasional travel to London for client meetings only - expensable We are looking for experienced fullstack Java Software Engineers to support projects across UK Government and Law Enforcement click apply for full ...

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 no periods ...

loyalty platforms E-commerce and booking engines Digital Asset Management systems Work with REST/SOAP APIs, XML, JSON, CSV Build custom extensions using Java Optimize performance for high-volume hospitality data Required Technical Skills Core STIBO Expertise 5+ years hands-on experience with Stibo STEP Strong knowledge of: Data … Business rule scripting Import/Export manager Event processors Experience in: Data quality frameworks Survivorship rules Reference data management Programming and Integration Strong in Java and JavaScript Experience with: REST and SOAP web services SQL XML/JSON processing Middleware exposure (MuleSoft, Boomi, Informatica) preferred Infrastructure Experience with Oracle/ ...

variety of sources, ensuring that different data sets can be effectively combined and analysed. They can also utilise programming languages such as Python, Java or SQL and tools such as Apache Spark or in this instance LakeFS, for data processing and management. Useful - R, Apache Spark. Very useful - Python ...

variety of sources, ensuring that different data sets can be effectively combined and analysed. They can also utilise programming languages such as Python, Java or SQL and tools such as Apache Spark or in this instance LakeFS, for data processing and management. Useful - R, Apache Spark. Very useful - Python ...

Java Engineer Salary to £ 45 k + Company Options Scheme Hybrid working between your home, their offices (London Vauxhall) & client sites. NB: Please only apply if you are a UK National and able to achieve SC (ideally DV) clearance i.e. you have at least 5 years residency ...

Senior Full-Stack Engineer (Java & Python) We are seeking a high-impact Senior Full-Stack Engineer to join a growing technology team for a leading investment house supporting market data services within a regulated, enterprise environment. This role sits at the intersection of data engineering, full-stack development, and business ...

Cleared) Southend/Reading (Hybrid) 3 Month Rolling Contract £450/day (Outside IR35) Developer-in-Test needed with active SC Security Clearance and Java coding skills. 3 Month Rolling Contract based in either Southend (Essex) or Reading (Hybrid). Hybrid Working - 3-4 days/week remote … chance to work with a leading global IT and Digital transformation business specialising in Government projects: Developer-in-Test/SDET with strong Java coding + test automation skills. Government/(url removed) projects experience strongly preferred. Test automation tools experience -eg- Selenium, Serenity or Cucumber. Continuous Integration tools ...

models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections in Python, JavaScript (including ReactJS), C/C++, Java, Rust, and Go; evaluating and refining AI-generated code for efficiency, scalability, and reliability; and working with cross-functional teams to enhance enterprise-level … Like? Working on AI model training initiatives by curating code examples, building solutions, and correcting code in Python, JavaScript (including ReactJS), C/C++, Java, Rust, and Go. Evaluate and refine AI-generated code to ensure that it is efficient, scalable, and reliable. Collaborate with cross-functional teams to enhance ...

models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections in Python, JavaScript (including ReactJS), C/C++, Java, Rust, and Go; evaluating and refining AI-generated code for efficiency, scalability, and reliability; and working with cross-functional teams to enhance enterprise-level … Like? Working on AI model training initiatives by curating code examples, building solutions, and correcting code in Python, JavaScript (including ReactJS), C/C++, Java, Rust, and Go. Evaluate and refine AI-generated code to ensure that it is efficient, scalable, and reliable. Collaborate with cross-functional teams to enhance ...

modern big data architectures Build scalable ETL workflows and data lake solutions using AWS-native services Engineer high-performance data processing solutions using Python, Java, Scala, Spark and SQL Integrate structured and unstructured data from multiple sources using APIs, scripting and cloud-native tooling Design and build robust AWS cloud … cloud expertise, particularly across data and analytics services Hands-on experience building ETL processes and data lake/warehouse architectures Proficiency in Python, Java, Scala, Spark and SQL Experience processing large-scale structured and unstructured datasets Experience extracting and integrating data via APIs and custom scripting Strong analytical thinking ...

Java Low Latency Connectivity Developer London | 4 Days Office, Victoria | Crytpo Exchange Connectivity/FIX A specialist electronic trading firm is seeking a Java Low Latency Connectivity Developer to join a highly technical, performance-driven engineering team. The business operates automated trading strategies across both traditional financial markets and crypto … designing, building and optimising exchange connectivity across multiple venues, with a strong focus on crypto markets. Key responsibilities include: Developing ultra-low latency Java components Managing FIX protocol sessions and order flow Integrating and optimising crypto exchange APIs using REST and WebSocket Handling real-time JSON market data feeds Improving ...

Java Full Stack Engineer - Consultant/Senior Consultant Location: UK (Hybrid Remote with client site travel) Salary: £45,000 - £75,000 + Benefits Security Clearance: SC cleared/eligible Hybrid working UK-wide Help transform public services through modern engineering click apply for full job details ...

involves supporting the technical operations team, investigating production issues, and resolving them using technical expertise and analytical skills. Experience Required: 4–10 years of Java development, design, and testing experience Prior experience in financial services technology Familiarity with Java frameworks (e.g., Spring) is beneficial Skills: Strong focus on delivery … ability to work in a dynamic environment Experience developing server-side Java applications Familiarity with version control systems (GIT, GitLab, GitHub) UNIX/Linux environment experience Knowledge of middleware and messaging systems SQL experience Understanding of order routing and messaging protocols Exposure to automated or algorithmic trading is a plus ...

seeking a skilled Java Developer to join our engineering team and contribute to the design, development, and maintenance of high-quality, scalable software solutions. The ideal candidate has strong experience in core Java, modern frameworks, API development, and cloud-based architectures. You will work closely with product owners, architects ...

technology team focused on building and enhancing risk platforms for a leading trading or investment firm. The ideal candidate will have strong expertise in Java development and deep experience working within quantitative or risk-focused environments, particularly in designing, developing, and optimizing systems that support real-time … scalable, high-performance platforms that process large datasets and support complex pricing and risk analytics across asset classes. Key Responsibilities Design, develop, and maintain Java-based risk platform components that support pricing, market data integration, and risk analytics. Collaborate with quantitative analysts and model developers to integrate risk models into ...

engineering team and help maintain, improve, and modernise a core enterprise system. You will work closely with existing developers to maintain and upgrade a Java-based monolithic application backed by an Oracle PL/SQL database, gaining deep knowledge of the system and the business processes it supports. Alongside maintenance … system modernisation, making it ideal for someone who enjoys understanding complex systems and improving them over time. Key Responsibilities Maintain and enhance a Java monolithic application with an Oracle PL/SQL database Pair with existing developers to learn system architecture, domain logic, and business processes Refactor and improve legacy ...

unique opportunity to work on a platform undergoing major technical transformation, moving from a Ruby monolith to a modern ecosystem built on Java, Rust, Python, and React. If you thrive in complex environments, enjoy leading technical change at scale, and like seeing your work have immediate impact, this role … platform What They're Looking For Technical Skills: Strong experience in Django or Ruby (with willingness to learn the other) Advanced experience in Java or Rust (with willingness to learn the other) Familiarity with Python RESTful API and GraphQL development Database design and optimization (Postgres, MySQL, Redis) Experience leveraging ...

Principle Java Engineer Salary to £ 7 0k + Company Options Scheme Hybrid working between your home, their offices (London Vauxhall) & client sites. NB: Please only apply if you are a UK National and able to achieve SC (ideally DV ) clearance i.e. you have at least 5 years residency ...

onsite role that will require you to work within our London office (near Liverpool street) 5 days on site per week. WhatYoullDo Expert Level Java Development:You will applyyourin-depthknowledge of the Java programming language(21+)to implement world class trading and pricing systems. Collaborative Development:Design and develop innovative … ever-changing financial landscape. Career Advancement:Opportunities for career growth, including leadership roles, are encouraged and supported by our mentorship programs. WhatWereLooking For Strong Java development experiencewithin financial systems, ideally in pricing or risk-related applications. Not just a coder, but someonewho also focuses on applying best practices, designpatternsand principles ...

Adword: Job title: Backend Java Developer Duration: 4 months contract with a possibility of extension Location: London 2 day a week Hybrid Job description: Looking for a Backend Java developer with 6+ years of experience in building and implementing large-scale systems across various projects and teams Technical Skills: Linux … system experience Java Backend development experience AI experience is a must - we will be working on AI tooling as well HTTP/networking Google Cloud (preferred)/AWS Kubernetes Github (Administration/Operations) Gitlab would be advantageous (if they don't have Github) Git expert Data experience - would be helpful ...