151 to 175 of 824 Java Jobs in London

experience in software automation and test development, or advanced degree with 2+ years relevant experience. Strong proficiency in software development for test automation (Python, Java, or equivalent). Hands-on experience with manual test management tools and test automation frameworks (Selenium, Appium, Espresso, etc.). Familiarity with CI/ ...

scratch using Object-oriented and scripted languages Has breadth of experience across different tech-stacks. At least two of the following: JavaScript/TypeScript, Java, C#, or Python, amongst others Has a depth of knowledge in the Object-oriented Programming paradigm (OOP) and has practically applied the principles Experience writing ...

page. KNOWLEDGE & EXPERIENCEEssentialExp of hands-on full stack engineering experience, delivering complex platforms in enterprise environments. Strong proficiency across the full stack – backend (Python, Java or equivalent), frontend frameworks, APIs, databases and infrastructure as code. Depth in distributed systems design: you understand how to build services that scale, fail gracefully ...

ambiguity, framing the problem, extracting defined spec, and prioritises shipping validated outcomes over perfect solutions, moving pilots to production at pace. Languages: Python, Java, TypeScript/JavaScript, SQL and relevant AI SDKs. Leadership and delivery management: Plans and sequences work, manages scope, dependencies and priorities, removes blockers, and drives delivery ...

makes a great candidate Excellent programming and system design skills, with recent hands-on experience in Python and ideally one of C#/.NET, Java, Rust or C++ A track record of taking AI or machine learning systems into production — not just prototypes — including substantial experience with LLMs, prompt design ...

Computer Science or related field, or an equivalent in relevant work experience. Professional software development experience in at least one modern language such as Java, Go, Typescript, JavaScript, or Python. Strong OO and functional design skills with an understanding of common design patterns. Strong understanding of web development principles, including ...

Mentor engineers and drive continuous improvement in platform capabilities, development practices, and operational effectiveness. What we are looking for: Deep solid expertise in Scala, Java, or another JVM language, including performance optimisation and tuningStrong experience with database technologies including Oracle Exadata at scale, MongoDB, Elasticsearch, or similar data platforms. Solid ...

rollout strategies. A bachelor's degree (or equivalent experience) in Computer Engineering or related field. Proficiency in one or more programming languages (e.g., Java, Python, Golang). Familiarity with scripting languages (e.g., PowerShell, Bash, Python, Ruby). Don't meet every qualification listed above? Studies show that women and people ...

Avanti Recruitment is recruiting for a Senior Java Full Stack Developer to join an established, international software company based in Central London. The company develops complex, business-critical enterprise software used by major organisations internationally. Its products support high-volume transactions and essential business operations, giving engineers the opportunity … work on technically challenging, large-scale applications. This is a hands-on development position with a strong emphasis on Java, Spring Boot, REST APIs and microservices, alongside commercial frontend development using Angular, React or Vue. The company is continuing to modernise its established software platforms, creating an opportunity to work ...

Avanti Recruitment is recruiting for a Senior Java Full Stack Developer to join an established, international software company based in Central London. The company develops complex, business-critical enterprise software used by major organisations internationally. Its products support high-volume transactions and essential business operations, giving engineers the opportunity … work on technically challenging, large-scale applications. This is a hands-on development position with a strong emphasis on Java, Spring Boot, REST APIs and microservices, alongside commercial frontend development using Angular, React or Vue. The company is continuing to modernise its established software platforms, creating an opportunity to work ...

technology partner to leading investment banks, exchanges, clearing houses, and capital markets institutions. We are seeking an experienced AWS Cloud Architect with a strong Java background to join a strategic cloud modernization and migration program for a major financial services client. In this role, you will lead the architecture … define migration strategies, modernize applications, and establish cloud best practices across the organization. The ideal candidate combines deep AWS architecture expertise with hands-on Java experience and a strong understanding of Capital Markets platforms, trading workflows, and financial technology environments. Responsibilities Responsibilities This initiative focuses on: Cloud migration and modernization ...

Java Developer/Backend Software Engineer (Kafka API) London/WFH to £90k Are you a Java technologist seeking a role where you can work on ground breaking technology, continually learning and progressing your career? You could be joining a global technology consultancy. What's in it for you: Salary … your family, including mental health Travel Insurance Charitable giving Gym membership for you and your family Flexible holiday scheme Your role: As a Java Developer you will design, develop and deliver a range of transformational projects for clients, mainly within the financial services sector and with a focus on Kafka ...

Java Engineer – Systematic Hedge Fund 130,000 Base plus Hedge Fund level Bonus Leading London-based hedge fund has an outstanding opportunity for a Java Developer to join their Algo Trading Strategy team. This will be building out a brand new greenfield trading platform. You will … fund with performance figures of 22%. They are currently looking to expand their high and intraday trading presence across FX and commodities. The Java Engineer will: Work closely with the Head of Trading and the Execution Technology Team and assist in design and development of new trading algorithms, mainly ...

102161067232Posted: 2026-10-30Location: London, England, United KingdomCategory: TechnologyCompany: CitiFX Risk Lead Java Developer + AI (VP)Engineer the future of global finance. At Citi, our Tech team doesn't just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. … millions and get the opportunity to build the future of finance with Citi Tech. What We do/The TeamThis isn't just another Java developer role. As a Lead Java Developer – Vice President within Citi's FX Risk technology team, you'll be at the intersection of high-stakes ...

environments. As Senior Software Test Engineer Experience Reuired: Experience as a Software Test Engineer, SDET or Automation Test Engineer Strong Python, C# or Java skills Experience building and maintaining automated test frameworks Integration, system and regression testing experience Experience working closely with software developers in Agile teams CI/ ...

foundation in data engineering who wants to develop their technical skills, take on greater responsibility and gain exposure to technologies including Kafka, Terraform and Java . Due to the nature of the roles, active SC clearance is required. You don't need to be an expert in every technology. ...

team designing, developing and maintaining secure, scalable software systems within complex, mission-critical environments. Key Requirements: Active SC Clearance (essential) Strong software development experience (Java, Python, C# or similar) Experience working in Agile environments Knowledge of cloud technologies (AWS, Azure or GCP) Understanding of secure coding and software engineering best ...

business—build,Job Responsibilities (include, but not limited to the following)Improving, monitoring and supporting our software infrastructureDeveloping software systems in Golang (and Java or Scala if you have a background)Testing and deployment pipelines, software and productivity tools, monitoring and middleware, data infrastructure. Integrating best-of-breed tools ...

capabilities, able to build production-grade applications not just prototypes. Strong proficiency in at least one relevant programming language such as Python or PySpark, Java, Typescript or SQL.Solid understanding of data engineering, data modelling, security and governance in enterprise settings. Experience with software engineering best practices including Git-based development ...

default. Partner directly with product managers and other engineering teams to translate complex business requirements into robust technical solutions. Deep, current expertise in Java alongside modern frontend frameworks (React, Vue, Svelte, Angular, or equivalent). Strong command of modular and microservices architectures. Proven experience designing and deploying scalable, resilient cloud ...

technology strategy through hands-on delivery and experimentation. What We're Looking For Essential Strong software engineering experience with languages such as Python, TypeScript, Java, or C#. Experience building production-grade applications and APIs. Familiarity with cloud platforms such as Azure, AWS, or GCP. Experience working directly with stakeholders ...

degree in Business, Information Technology, Computer Science or a related discipline. Some foundational knowledge of at least one programming language, such as Python, JavaScript, Java or C#. An understanding of basic software testing principles and the Software Development Life Cycle (SDLC). Strong analytical and problem-solving skills. Excellent attention ...

degree in Business, Information Technology, Computer Science or a related discipline. Some foundational knowledge of at least one programming language, such as Python, JavaScript, Java or C#. An understanding of basic software testing principles and the Software Development Life Cycle (SDLC). Strong analytical and problem-solving skills. Excellent attention ...

pipelines, Linux and modern engineering workflows. Regular use of AI-assisted development tools such as Cursor, Claude Code or similar. Desirable experience includes: Java and Spring Boot. Event-driven architectures and workflow orchestration. LLM integrations or AI-powered products. Experience within regulated or data-intensive industries. What They Offer Competitive ...

collaborative in nature. The candidate should be adept at problem solving through innovation, making confident decisions under pressure. Software Developer in Test must have: Java Selenium Web Driver Some experience of jmeter, Gatling, NeoLoad or a desire to learn SQL script creation/execution Outstanding written and verbal communication skills ...