151 to 175 of 545 Java Jobs in London

enterprise architecture concepts: cloud‐native design, integration patterns, identity, security, and data. Ability to prototype, debug, and read code in at least one of: Java/Kotlin, TypeScript/Node, Python. Cross‐functional credibility with IT, PMO, HR, Finance, and senior business stakeholders. Willingness to travel 25–50% and operate ...

STEM subject such as Computer Science, Electrical Engineering, Physics, etc. 7+ years of professional software development experience in an object‐orientated language (Java, Python, C++, or other OO technology) including data structures and algorithms. A good understanding of the principles behind test‐driven development (TDD) with hands‐on experience ...

Agile processes and experience working across multiple teams It would be helpful if you also have experience with: Functional programming using Scala or Java, and/or modern front‐end frameworks such as Angular (2+) Infrastructure‐as‐Code, containerisation, Kubernetes and CI/CD Software delivered both on‐premise ...

role with experience in sales and explaining product benefits to customers. Must be adept at handling sales objections and achieving the technical win. Strong Java programming skills and deep understanding of how software, cloud services, and enterprise systems work. A proven aptitude for critical thinking, innovative problem-solving, and tailoring ...

their application in pre-sales contexts.Experience with design thinking, solution selling and value-based selling approaches at senior levels.Salesforce development experience (Apex/LWC, Java, JavaScript) and understanding of modern application development patterns. Experience of AI enabled coding tools and harnesses such Codex, Claude Code, Cursor.Active Salesforce certifications across multiple ...

Citigroup Inc. is seeking a Vice President level developer for their Strategic Equity Solutions team in Greater London. This role focuses on creating innovative trader workflow tooling within an agile team environment. The successful candidate ...

Staff Engineer - Java 17 London, UK (Hybrid) Permanent Up to £85,000 + benefits About the Role This is a chance to join a global technology leader, working alongside one of the UK's most recognisable retail brand, on a large-scale transformation of its digital and engineering ecosystem. … technical authority, combining deep hands-on delivery with architecture ownership and engineering leadership. Build and evolve Back End services using Java 17 and Spring Boot Design and implement event-driven architectures using Kafka, including schema evolution, idempotent consumers, and resilient messaging patterns Contribute to system design and architectural decisions across ...

Senior Java Engineer – Product Engineering | B2B SaaS | Insurtech Up to £120,000 per annum plus bonus and excellent pension London – 2 days a week Java | Spring Boot | AWS | Kubernetes | Event-Driven Architecture Senior Java Engineer – We have been exclusively engaged by a leading B2B SaaS technology business to find … Senior Java Engineer with a “product engineering” mindset to join its growing team. Operating at the intersection of insurance and technology, the company is transforming its platforms into fully SaaS-based solutions, scaling internationally and shaping the future of Insurtech products. Backed by the stability of a global parent organisation ...

delivery with team leadership, guiding multi-disciplinary teams to meet client objectives and drive value. You will work across React, Node.js, Python, and Java, with cloud design on AWS/Azure, and bring AI delivery experience to the table. You’ll thrive in a consultancy setting, mentoring peers and shaping ...

Wise is hiring a Senior Software Engineer II for its Wise for Banks team in London. You will design and lead scalable Java/Spring Boot services within a large microservices ecosystem, focusing on the architecture, scalability, and reliability of the global payments network. You will mentor engineers and help ...

hybrid role is crucial for shaping how millions access financial services. Ideal candidates should bring over 5 years of software development expertise, particularly in Java/Spring Boot, with strong collaboration skills across multiple teams. The total compensation ranges from £140,000 to £200,000 GBP, reflecting the impactful work ...

driven products Focus on scalability, performance, and reliability Work closely with Product and Data Science Contribute to architecture and technical improvements Tech Stack:- Java, Python, AWS, MongoDB, MySQL, Kubernetes, Git What they're looking for: 5+ years' backend or server-side engineering experience Strong system design and production experience Autonomous ...

Strong technical project management skills with a focus on timely delivery and execution from start to finish Strong proficiency in SQL, Python, Spark, Java, Scala with the ability to write complex queries, optimise performance and data transformations with preference for experience in AI, machine learning, data-intensive platforms Proficiency with ...

tools such as Terraform, Salt or similar; 3+ years of significant professional experience developing applications written in a modern programming environment - preferably Scala/Java and/or Python; Professional experience across the entire software development life cycle, from gathering requirements to production deployment using CI & CD; Confident at articulating ...

React or React Native Solid understanding of front‐end fundamentals (component design, state management, performance) Some exposure to a back-end language (e.g., C#, Java, Python, or C++) is beneficial Strong communication skills and a collaborative mindset What’s on Offer Highly competitive salary up to £100,000 for junior ...

Linux/Unix knowledge and troubleshooting capabilities Experience working with modern cloud technologies and data platforms Programming experience with languages such as Python, C#, Java, or similar Previous exposure to Front Office environments within financial services, trading, or capital markets Strong stakeholder management and communication skills Ability to operate effectively ...

Strong hands-on experience with blockchain platforms (Ethereum, Hyperledger, Corda, or similar). Proficiency in smart contract development and modern programming languages (e.g. Solidity, Java, Python, Go, Rust). Experience designing and delivering distributed systems and API-driven architectures. Knowledge of cloud platforms (Azure, AWS, GCP) and DevOps practices. Strong ...

Partner closely with Product to challenge and sharpen requirements before they hit the backlog What we're looking for Strong TypeScript/JavaScript and Java/Kotlin NestJS, React, PostgreSQL or MongoDB (Not all required) Hands-on with AWS, Docker, Terraform, and modern CI/CD A genuine, practical understanding ...

focus on speed, scalability, and reliability. Strong product-oriented mindset, with end-to-end ownership of features and close collaboration across teams. Proficiency in Java (preferred) or solid experience with similar backend programming languages. Familiarity with messaging systems such as Kafka or RabbitMQ, and strong knowledge of relational databases ...

Skills Experience: Solution Architecture with a clear focus on E-commerce platforms or API/Middleware ecosystems. Technical Stack: Expert-level knowledge of Node.js, Java (Spring Boot), and PostgreSQL - able to read and critique vendor code, not just high-level diagrams. Integration Expert: Deep proficiency in API management patterns, Webhook ...

Skills Experience: Solution Architecture with a clear focus on E-commerce platforms or API/Middleware ecosystems. Technical Stack: Expert-level knowledge of Node.js, Java (Spring Boot), and PostgreSQL - able to read and critique vendor code, not just high-level diagrams. Integration Expert: Deep proficiency in API management patterns, Webhook ...

integration Strong distributed systems and troubleshooting experience Experience in real-time/high-throughput environments Strong SQL and backend/scripting skills (C#, Python, Java, C++) Customer-facing delivery experience Capital markets experience is a bonus This is a high-impact integration role focused on ownership, solution design, and client ...

long‐term architecture. Own hiring, development, and the long‐term impact of the team. Qualifications Strong, hands‐on technical experience in OOP languages (Java or similar) and modern tech stacks such as REST APIs, microservices, distributed systems, and CI/CD pipelines. Experience architecting for scale and efficiency, particularly designing ...

encouraged. What we're looking for We're interested in engineers who have: Strong commercial experience developing Android applications using Java. Good knowledge of Java, alongside experience with Python and Bash. Experience delivering software through the full development lifecycle. A solid understanding of secure software engineering principles and authentication technologies. ...

telematics, automotive, fleet, or transport technology Geospatial systems and location intelligence Technical Environment Experience across several of the following is valuable: Python, TypeScript, Go, Java, or similar REST APIs and distributed architectures AWS and cloud infrastructure PostgreSQL and data-intensive systems Docker, CI/CD, observability, and reliability engineering Third ...