151 to 175 of 309 Java Jobs in London

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 £90k + 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 a prominent capital market. This is an excellent opportunity for someone looking for their 2nd or 3rd job in software development as they are looking for … 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 structures, algorithms, threads Working in a modern FinTech environment e.g. startup is More ❯

Senior Software Development Engineer in Test (SDET) - Java, JBehave/Cucumber, Microservices Perm 3 days a week on-site in Farringdon, London Up to £75,000 per annum A rapidly growing fintech organisation is transforming access to finance for small and medium-sized businesses click apply for full job details More ❯

management experience Ability to influence cross-functional teams and senior stakeholders Extensive experience building complex Android applications System design and architecture capabilities Application accessibility Strong development experience using Kotlin, Java, and Jetpack Compose Experience with Agile methodologies, TDD, and CI/CD practices This is an excellent opportunity to help shape the future of digital banking and contribute to a More ❯

we use) but you should be enthusiastic and willing to learn new things. Experience in any of the following would be an advantage: Software development in Go, C, C++, Java, Scala, C# or Swift. Kernel and device driver development for Windows, Linux, or Mac. Systems Analytics; Dynamic tracing and performance analysis tools such as Instruments, VTune, DTrace and eBPF. Observability More ❯

User Management Resource Management Application Management Proficient in Hawk – writing rulebases for infrastructure monitoring Administration experience with RV, RVRD Technical & Development Skills Proficiency in Linux commands Expertise in Core Java & J2EE design patterns Strong understanding of SOA , Web Services (WSDL, SOAP) OOAD, UML , RUP modeling expertise Extensive experience with XML technologies: XML, XSD, DTD, XSLT, XPath Database & Application Servers Experience More ❯

Fixed Income. Partner with trading and technology teams across London and Amsterdam to deliver cross-asset solutions. Support continuous improvement and automation across the trading workflow. Key Requirements Strong Java development experience, ideally within rates, swaps, or IRS. Proven background working with trading systems or front-office technology. Solid understanding of fixed income pricing, market data, and risk fundamentals. Minimum More ❯

new technologies and complex problems Play a vital part in building API-driven technology solutions that drive business forward The ideal candidate: Solid foundation in object-oriented programming with Java, ideally with Spring Boot or Micronaut Basic understanding of designing simple, service-oriented systems Confident, motivated, and eager to learn new technologies and deliver high-quality results How to Apply More ❯

Degree in Software Engineering, Computer Science, or a related field (Bachelor's minimum; advanced degree preferred) in Top US Colleges or Universities. Strong proficiency in languages like Python, JavaScript, Java, or C++, among other popular languages Experience with debugging, testing, and validating code Comfortable with technical writing and attention to detail Project Timeline Start Date: Mid to Late November Commitment More ❯

experience of overseeing the Full Software System Lifecycle of a product Experience of working with software systems/programmes within an environmental setting Demonstrable experience in the use of Java Middleware, API, Docker, and MQ systems Good working knowledge of performance and security in Enterprise Systems Experience of working with networks: LAN & WAN/Internet and Security Prior experience of More ❯

experience of overseeing the Full Software System Lifecycle of a product Experience of working with software systems/programmes within an environmental setting Demonstrable experience in the use of Java Middleware, API, Docker, and MQ systems Good working knowledge of performance and security in Enterprise Systems Experience of working with networks: LAN & WAN/Internet and Security Prior experience of More ❯

experience of overseeing the Full Software System Lifecycle of a product Experience of working with software systems/programmes within an environmental setting Demonstrable experience in the use of Java Middleware, API, Docker, and MQ systems Good working knowledge of performance and security in Enterprise Systems Experience of working with networks: LAN & WAN/Internet and Security Prior experience of More ❯

experience of overseeing the Full Software System Lifecycle of a product Experience of working with software systems/programmes within an environmental setting Demonstrable experience in the use of Java Middleware, API, Docker, and MQ systems Good working knowledge of performance and security in Enterprise Systems Experience of working with networks: LAN & WAN/Internet and Security Prior experience of More ❯

selected code segments. Have deep knowledge of your system's architecture, tooling, and standards (Git, CI/CD, testing, observability). Are fluent in one or more of: Python, Java, C/C++, JavaScript, TypeScript (others welcome). Can collaborate asynchronously with researchers/engineers and move quickly with minimal oversight. Are an active OSS contributor on Git Role details More ❯

context-aware pipelines to maximize model accuracy and relevance. Integration: Seamlessly integrate deployed AI models with existing enterprise systems, APIs, and data stores using back-end languages like Python , Java, or Node.js. Architecture & Strategy: Collaborate with technical architects to define scalable, secure, and cost-effective AI service architectures. Agile Delivery: Support POCs, pilots, and full-scale implementations using an agile More ❯

context-aware pipelines to maximize model accuracy and relevance. Integration: Seamlessly integrate deployed AI models with existing enterprise systems, APIs, and data stores using back-end languages like Python , Java, or Node.js. Architecture & Strategy: Collaborate with technical architects to define scalable, secure, and cost-effective AI service architectures. Agile Delivery: Support POCs, pilots, and full-scale implementations using an agile More ❯

Join Zone IT Solutions as a Java Microservices Lead, where you will spearhead innovative projects utilizing microservices architecture. This role is essential in ensuring the delivery of scalable and high-performing applications. Requirements Key qualifications include: A minimum of 5 years of experience in software development with a strong focus on Java and microservices. Expertise in Spring Boot, RESTful services More ❯

non-functional requirements. Support CI/CD integration and continuous improvement of testing processes. Required Skills & Experience 5+ years' experience as an SDET or Automation Engineer. Strong knowledge of Java (OOP, SOLID principles) and ability to build coded test frameworks. Experience with RESTAssured and API Testing . Familiarity with SQL/RDBMS and Integration Testing . Hands-on with Git More ❯

you. Key Skills and Responsibilities Essential Skills: You will have: Excellent communicator and ability to work collaboratively in a team environment. Expertise in a mainstream object-oriented programming language: Java and Python are a must have. Experience in building cloud-native, resilient, scalable systems. Test-driven development practices (TDD, BDD, etc.). Developing using CI pipelines and best practices, including … practices, and agile methodologies. Pair Programming experience Expertise in developing for non-functional concerns: integration with monitoring and alerting tools, security tools, and practices GitHub Tools/Technologies AWS Java Python Pair Programming Experience A degree in Computer Science, Software Engineering, or a related field or similar work based experience. Proven experience as a Senior Software Engineer ideally with a More ❯

Java Full-Stack DeveloperLocation: London (Hybrid)Salary: £85,000 – £90,000 + benefitsI’ve partnered with an exciting tech firm who are building software that transforms how stakeholders make important decisions. What started as a consultancy has evolved into a SaaS platform that helps organisations cut through hundreds of pages of board packs and focus on what matters. Their products … combine Java, AI, and modern web technologies to deliver clarity and speed for decision-makers.They’re estimated at nearly $30M, annually, and have 3 offices globally, with the view to grow their UK footprint. Having recently doubled down on AI-driven tools, they are tackling the biggest pain points stakeholders have, information overload and poor decision-making efficiency. What You … ll Do Develop and enhance their core services built in Java (Spring Boot). Work on full-stack features using React (or similar modern JS frameworks). Collaborate on new product initiatives, including AI-powered tools. Contribute to architecture decisions and help shape the future Tech Stack Backend: Java (Spring Boot), Ruby on Rails (legacy), Golang, Python (AI services) Frontend More ❯

We are urgently seeking a highly skilled SC Cleared Java Backend Developer to join a critical project with a high-profile Government Client . This is a key technical role focusing on a vital component of the client's technology landscape: migrating a legacy message queueing system to a modern, scalable platform click apply for full job details More ❯

days a week in the office eligibility to work in the UK Role Overview We are looking for a passionate Senior Software Engineer who lives and breathes Java development to join us working with our media client click apply for full job details More ❯

of data warehousing concepts, data modelling, and schema design. Experience with other ETL tools (Informatica, Talend, SSIS) is a plus. Advanced SQL for querying and data manipulation. Familiarity with Java, Python, or VBA for scripting and automation click apply for full job details More ❯

AI Engineer (Java, Golang) 6 Months Contract Inside IR35 Pay rate- 600- 750 GBP per day Inside IR35 Work mode- Remote We are looking for a passionate (Backend Engineer AI Engineer AI Agent Developer) to join the IT studio, the team responsible for advancing the digital workplace experience click apply for full job details More ❯

customers issue. Skills: Work experience in customizing and delivering Energy Management Systems. Worked on Power Systems applications for transmission (Load flow, contingency analysis, Power Factor etc) Experience with C++, Java, SQL or other related language. Experience with LINUX and Windows Operating Systems More ❯

Work experience in customizing and delivering Energy Management Systems Should have worked on Power Systems applications for Distribution (VVC (Volt VAR Control, Automatic Feeder Rate etc) Experience with C++, Java, SQL or other related language. Experience with LINUX and Windows Operating Systems Design, implement, and optimize ADMS solutions to meet business needs and improve operational efficiency. More ❯