151 to 175 of 1,557 Java Jobs in London

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 ...

embedded roles System architecture: Proven ability to design and implement AI-native software in production environments Engineering depth: Strength in backend (Python, Node.js, Java), frontend (React, Angular), APIs (REST/GraphQL) LLM tooling: Familiarity with LangChain, Semantic Kernel, prompt chaining, vector search, and context management Performance & observability: Skilled in debugging ...

development community, growing awareness, inclusivity, and balance Take part in the recruitment and onboarding of other Developers Our Tech Stack We rely on Java, Python or Ruby to write our application code, GitHub Actions for CI/CD, Sentry for application monitoring, Kubernetes and Docker to schedule ...

production AI, data engineering, or enterprise integration system deployed to production. High proficiency in at least one modern language: Python, JavaScript/TypeScript, Java, or Apex. Hands‐on AI & Grounding Expertise: Deep experience with LLM orchestration, prompt tuning, and building RAG pipelines, vector search indexes, and knowledge base retrievers ...

delivery tooling such as Jira, Confluence and UML modelling tools. Good understanding of modern application architectures and software delivery practices. Strong understanding of: - Java (17/21) - XML and JSON schemas - RESTful services and API-driven architectures - Enterprise integration patterns - Relational databases Experience working with cloud-hosted and hybrid solutions ...

open‐source LLMs like LLama, DeepSeek, and Mistral). Programming Proficiency : Competence and hands‐on experience in at least one of the following languages: Java, JavaScript, Python, or C#. Ability to write clean, maintainable, and efficient code is essential. Deployment and Version Control : Hands‐on experience with deployment software ...

JPMorganChase is seeking a Software Engineer III in London to own end-to-end delivery of secure, full stack features. You will design, implement, and operate services built on microservices, Kafka, and CI/CD ...

A leading music company is seeking a Lead Developer to design, develop, and maintain external-facing royalty portals using Java. The role involves building AWS serverless solutions, working with Docker and Kubernetes, and providing technical ...

JPMorgan Chase & Co. is seeking a Senior Lead Software Engineer to drive the design, development, and delivery of trusted technology products in a secure and scalable manner. You will lead code construction, review peers, and ...

Broadridge Financial Solutions seeks a Senior Full Stack Developer to join the AI Enablement Team. You will design, develop, and enhance AI-enabled platforms with a focus on GenAI, vector stores, RAG, and context engineering. ...

focused on building and supporting highly scalable backend systems for live and Video on Demand streaming services. The developer will work primarily with Java and Spring, developing end-user applications and scalable APIs while contributing to technical direction, architecture/design decisions, production support, system reliability, and continuous improvement. … security, resiliency, and performance, along with strong collaboration across development, architecture, and other teams. In this role, you will: Develop and maintain components using Java and Spring, covering new features, fixes, enhancements, and existing functionality. Build well-tested, robust and reliable code, including handling edge cases and usability considerations Identify ...

passionate about developing your career, while helping others along the way, come join the Broadridge team.We are seeking an exceptional **Principal Engineer – Full Stack Java** to provide technical leadership and architectural direction for client-facing solutions supporting the implementation and ongoing evolution of the Gloss product. In this role … support, and the use of AI-assisted engineering tools. **Requirements** * 12+ years of professional software development experience, including substantial hands-on experience in Core Java, Spring, and Spring Boot.* Proven experience operating as a Principal Engineer, Solution Architect, Lead Architect, or senior technical leader with responsibility for technical strategy, platform ...

Global Banking Technology team, you will own end-to-end delivery of secure, full stack features — turning requirements into solid designs, shipping clean Java code, and improving services built on microservices, Kafka/event-driven patterns, and CI/CD pipelines. You will troubleshoot complex production issues, drive performance … proficient applied experience Demonstrated ownership of system design and delivery for production services, including testing strategy, release execution, and operational support Strong proficiency in Java and common frameworks such as Spring Boot, Hibernate, JPA, and Spring Kafka, including performance tuning and troubleshooting patterns Working knowledge of microservices and Kafka/ ...

contributing to discovery-phase builds while ensuring performance, security, and usability are embedded from the outset. Key Responsibilities Design, develop, and test applications using Java/Spring Boot, Python, TypeScript, and Angular. (mix of FE and BE) Build and consume RESTful APIs and integrate with back-end microservices. Develop prototype … discovery outcomes. Support integration of front-end components with APIs and event-driven back-end systems. Essential Skills & Experience Solid hands-on experience with Java/Spring Boot and TypeScript/Angular in production or prototype environments. Working knowledge of Python for API or integration scripting. Strong understanding of Azure ...

Software Engineer to design, develop and improve scalable software for real-time, event‐driven platforms across Barclays’ digital ecosystem. You will work with Java, Spring and Kafka in a microservices environment, collaborating with product managers and designers to deliver robust solutions. The role requires deep knowledge of AWS, OpenShift/ ...

technical delivery What you'll bring Proven full stack experience across design, development, testing and deployment Strong skills in languages and frameworks such as Java, Kotlin, Python, C++ or .NET Cloud platform experience with Azure, AWS and/or GCP Experience with microservices and containerisation (Docker, Kubernetes) is a plus ...

access to over 19,000 financial markets. Mode of working: Hybrid (2‐3 days from London office) What you will need for the role Java & Spring/Spring Boot: 8+ years of extensive experience in building and deploying back‐end services. 8+ years of experience in Backend development. MongoDB ...

passion for improving development practices. We're looking for candidates with: Significant experience designing and delivering enterprise applications Strong hands-on expertise in Java and Spring Boot development Proven experience designing microservices-based architectures Experience creating component-level designs, Low-Level Designs (LLDs), and Architecture Decision Records (ADRs) Strong understanding ...

software engineering and system design background Experience delivering enterprise applications using AWS, Azure or GCP Strong engineering experience with technologies such as Python, SQL, Java, .NET or JavaScript Experience working with modern enterprise data technologies such as Snowflake and/or Databricks Good understanding of enterprise data platforms, data architecture ...

experience. Graduate degree preferred Experience Expertise in frontend technologies (e.g. Vue.js, React) with a strong sense for UI/UX Proven backend experience with Java, ideally with Python and Node.js experience as well, including building distributed microservices based architectures Strong understanding of system design principles, scalable architecture patterns ...

software engineering and system design background Experience delivering enterprise applications using AWS, Azure or GCP Strong engineering experience with technologies such as Python, SQL, Java, .NET or JavaScript Experience working with modern enterprise data technologies such as Snowflake and/or Databricks Good understanding of enterprise data platforms, data architecture ...

software solutions. What are we looking for: Bachelor's or Master's degree in Computer Science, Engineering, or related field Proficiency in C# .NET, Java, or Go, with a strong understanding of software development principles in either a backend or full stack environment. Great communication skills and ability to interact ...

using prompt design, agent workflows, tool integration, and retrieval-augmented generation Programming experience in at least two modern languages or frameworks (such as Python, Java, JavaScript, React, Node.js) Experience building and consuming RESTful application programming interfaces and tuning performance in large-scale applications Experience with cloud platforms and containerization ...

Formal training or certification on software engineering concepts and proficient applied experience. Recent hands-on experience as a back-end software engineer Proficiency in Java and Python programming languages Experience designing and implementing effective tests (unit, component, integration, end-to-end, performance) Excellent written and verbal communication skills in English ...

delivery. Strong system-design judgement, including architecture, interfaces, trade-offs and reliability. Proficiency in a typed programming language; TypeScript/Node.js, Python, Go, Java, Kotlin or similar. Experience with cloud platforms such as AWS or GCP and modern deployment practices. Startup or scale-up experience, with initiative, technical depth ...