151 to 175 of 635 Java Jobs in London

production environmentExperience with common design and architectural patterns coupled with a passion for writing clean code that is performant and well testedKnowledge of Java and Spring boot and experience with a messaging system, like Kafka, is a plus... but don't worry we don't expect you to know everything ...

Code (IaC) methodologies. Proven, hands‐on experience in system design, development, testing, and operational stability. Advanced proficiency in modern language(s) (e.g., Go, Java, Kotlin). Demonstrated technical leadership and cross-team collaboration. Hands‐on Security Engineering experience. Demonstrated experience designing and leading adoption of agentic AI-enabled development practices ...

served Led the development and delivery of production‐grade software using a variety of languages and frameworks, including but not limited to: Java, C#/.NET, Python, TypeScript, JavaScript, React, Go, Ruby, Scala, R, and SQL Actively experimented with AI development tools and translated that experimentation into faster, higher‐quality ...

productionSolid understanding of distributed systems, scalability, RESTful patterns, and multithreading conceptsProficiency building and scaling resilient, low-latency services in production using Go, Python, Java, C++, or C#Hands-on experience with Docker, Kubernetes, and cloud platforms, preferably AWS or GCPStrong communicator and collaborator across functions and levels, with a bias ...

Java Developer/Full Stack Engineer (JavaScript Ruby Angular) London/WFH to £90k Are you Java technologist with full stack development skills? You could be progressing your career in a hands-on, impactful, Full Stack Developer role, working on a 'tech for good' product that is helping to drive … highly complex real-time shift rota application, hosted on AWS and available via the web or mobile device (iOS/Android). As a Java Developer you will play a crucial role in re-architecting and enhancing the scheduling platform to a Java and Angular codebase (from Ruby and TypeScript ...

Jamf in London is seeking a Senior Software Engineer to contribute to the Jamf Insights web application, with a hybrid work model in London, United Kingdom. You will lead the technology transition, develop features for ...

Role Overview We are looking for a talented and passionate Senior Lead Java Engineer to join the SwapClear Interfaces development team, part of the SwapClear Technology function supporting the LCH Swap Clearing business. The team is responsible for designing, building, and supporting critical interfaces and systems that facilitate the clearing … operations. This Senior Lead Java Engineer role will focus on leading the team in designing, building and maintaining Java‐based applications and their related systems that are critical to the SwapClear Clearing operations. You will be worked in a scrum team and work collaboratively within an Agile environment to ensure ...

JPMorganChase is seeking a Lead Software Engineer in Post Trade Technology to drive secure, scalable technology products within an agile team. You will deliver production-grade code, mentor peers, and lead architectural discussions with vendors ...

United States Digital Space LLC in London is seeking a Senior Software Engineer to help lead a technology transition and build skills at an internationally recognized tech company. You will work on the web application ...

Senior Java Developer My customer is actively hiring a talented & eager Senior Java Developer to join their growing & dynamic team. The successful candidate will be responsible for designing, developing, and maintaining Java-based applications, contributing to the full software development lifecycle from concept to deployment and beyond. This role … ideal for a passionate and seasoned Senior Java Developer looking to further their career in a challenging and rewarding environment. Role Overview You will work on in-house systems, APIs, client reporting and web portal, as well as customising our third-party trading system. You will translate complex business requirements ...

more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. Job Title: Senior Java Developer Location: Bromley & London - Hybrid ( 3 days in office is essential) Contract: 12 months with possible extension for one more year. Rate: £800 - £850 inside umbrella. … with the ongoing support and development of the Futures & Options and Collateral business for Global Markets, we are looking for a highly experienced, strong Java and Developer to join the technology teams in Bromley, London working on a range of applications for Collateral. The successful candidates should have the following ...

software development lifecycle, from analysis and design through to implementation, testing and post launch support . Work on distributed systems using technologies such as Java, Spring, Kafka, .NET (C#) and AWS , ensuring reliability, scalability and performance. Contribute to the technical direction of the team, promoting strong engineering standards, clean design … tech stacks), diagnosing issues, ensuring operational stability and adapting to evolving team priorities. What you'll bring Solid previous experience building backend services using Java (Spring) and .NET (C#) in a production environment. Good working knowledge of SQL databases (e.g. Oracle, SQL Server) and NoSQL databases such as Couchbase . ...

Qualifications: Strong knowledge and experience with programming languages (e.g., Java, Python) Proficiency in web technologies (e.g., HTML, CSS, JavaScript) Familiarity with relevant technologies (e.g., XML, XSD) Skills: Experience in using tools such as GIT, JIRA, ServiceNow, and working in SCRUM/Agile framework Experience of working with SQL, JS, React ...

Software Engineer do? Software Engineers design, build, test and operate software systems. Day-to-day work mixes coding (typically in Python, JavaScript/TypeScript, Java, Go or Ruby), technical design, code review, debugging, system architecture decisions, and on-call incident response. UK engineers operate across many product areas: consumer apps ...

technologies and programming languages to deliver innovative solutions. What we need from you: Strong experience with at least one programming language such as C++, Java, or C#. Experience with scripting languages including Python, JavaScript, Perl, or PowerShell. Understanding of software development practices including unit testing, CI/CD, source control ...

technologies and programming languages to deliver innovative solutions. What we need from you: Strong experience with at least one programming language such as C++, Java, or C#. Experience with scripting languages including Python, JavaScript, Perl, or PowerShell. Understanding of software development practices including unit testing, CI/CD, source control ...

provided you've gained experience working with SAP Hybris (SAP Commerce Cloud). You'll ideally have experience with: SAP Hybris (SAP Commerce Cloud) Java Spring Framework REST APIs Ecommerce platforms SQL and relational databases Git and CI/CD Agile development methodologies Retail or ecommerce experience would be highly ...

Anypoint Platform . Strong hands-on experience designing APIs, building Mule flows and managing Mule runtime environments. Experience integrating Salesforce with enterprise applications. Solid Java development skills. Strong understanding of REST and SOAP APIs, JSON, XML and data transformation. Experience implementing secure integration solutions using OAuth2, JWT, API gateways ...

exceptional engineers. You'll also have the opportunity to broaden your technical expertise, working across AWS, SQL and DevOps, with the chance to develop Java skills over time. The team embraces AI-assisted software development and is passionate about using modern engineering practices to deliver better software, faster. Location/ ...

engineering background with experience building production-grade solutions (preferably 7-10 years of experience+) Experience working with full-stack applications -JavaScript/TypeScript, Python (Java is a bonus). Experience working with AI technologies from Agentic systems, to RAG/CAG, LLM applications. Experience with cloud ecosystems (GCP, Azure ...

proficiency with Ethereum, Hyperledger, or Corda , alongside smart contract development languages ( Solidity, Chaincode, DAML, or Rust ). Core Development: Strong background in languages like Java, Python, Go, or Rust . Cloud & DevOps: Solid understanding of modern cloud platforms ( AWS, Azure, or GCP ) and automated CI/CD deployment pipelines. Industry ...

/or multi-cloud set up is essential. Demonstrable basic development or scripting experience in one or more of the following languages: Bash, Python, Java, C#, Rust, Excel VBA Nice to haves Containerization (Docker/Kubernetes) in a production environment Monitoring tools in a production environment (Prometheus/Grafana/ ...

operational responsibility for services owned by your team Skills and Experience Minimum of 5 years' experience delivering production-grade cloud solutions Strong proficiency in Java and experience with JVM-based languages such as Kotlin or Scala Experience working with Kafka or similar streaming platforms Background in Agile DevSecOps environments ...

science or a related discipline, or equivalent work experience required; advanced degree preferred Expert-level competency in one or more modern programming languages (e.g., Java, Go, JavaScript, Python). Proven expertise with modern build automation and CI/CD tools (e.g., GitHub Actions, GitLab CI/CD, Jenkins, Bazel, Gradle ...

technologies: Kubernetes and containerisation (Docker, orchestration at scale) Hands-on production infrastructure experience Infrastructure as Code (Terraform, Ansible, or similar) Proficient in Python, Go, Java, or a comparable backend language CI/CD pipeline design and delivery Environment: Comfortable operating in a fast-paced, high-autonomy environment Proven track record ...