1 to 25 of 50 Permanent Java Jobs in Central London

SDLC to rapidly comprehend large codebases, generate production‐quality code, and accelerate delivery. Required Qualifications 8+ years of professional software development experience in Java (Java 17+ preferred), with strong command of concurrency, collections, and modern language features. Demonstrated experience with AI assisted engineering tools (e.g., Claude Code, GitHub Copilot Agent ...

agile environments Desirable Experience Docker, Docker Compose Terraform or other IaC tools EF Core, relational DB experience NoSQL (MongoDB, Cosmos DB) Microservices in Java/JS/TS Experience with LLM/AI integration frameworks (e.g., LangChain) Familiarity with modern design systems Additional Information A flexible benefits package is available ...

stakeholder engagement skills Desirable: Experience with configuration management tools (Ansible, Puppet, Chef, Packer) Exposure to testing tools (Selenium, Cucumber) Experience supporting modern application stacks (Java, Node.js, SQL/NoSQL ...

Java Developer – · Over 9-12+ years of experience in Java development, with a focus on microservices architecture. Responsibilities - · Lead the design, development, and deployment of microservices using Java and Spring Boot. · Develop and maintain scalable, high-performance microservices. · Integrate microservices with various databases, APIs, and third-party services. · Ensure … through unit testing, code reviews, and continuous integration. · Identify and resolve performance issues, bugs, and other technical challenges. · Create and maintain technical documentation for Java microservices architecture and design. Skill set · Java Proficiency: Proficiency and command of Java, including object-oriented programming, design patterns, and core APIs (collections, streams, concurrency ...

administrative tasks effectively. Adaptability: Ability to adapt training methods to accommodate different learning styles and needs. Desirable technical skills include: Full Stack Development with Java and Spring Boot Python Quants JavaScript UI/UX with Angular or React SQL/Relational Databases - Oracle, MySQL, PostgreSQL Cloud Computing, preferably with ...

Assignments are Inside IR 35, hybrid working. Initially 6-9 months About the role: Experience with C#/.NET Additional languages highly desirable ie Java, Python React/TypeScript RESTful API design Apache Kafka PostgreSQL Git/GitHub workflows Experience with Kubernetes deployments; able to build CI/CD pipelines ...

Required Skills & Experience Strong experience in automation testing using Selenium/Playwright/Cypress Proficiency in programming languages such as Java, Python, or C# Experience with API testing (Postman, REST Assured, or similar) Knowledge of testing frameworks (TestNG, JUnit, Pytest, etc.) Familiarity with CI/CD tools (Jenkins, Azure DevOps ...

practices Drive use of AI tools to improve development efficiency Tech Stack Integration: Event-driven architecture, NATS (or Kafka/Pulsar), messaging patterns Backend: Java, Spring Boot, microservices, REST/gRPC Cloud: AWS (EKS/ECS, SQS/SNS, API Gateway, Terraform) API: OpenAPI/AsyncAPI, versioning, governance Frontend: React ...

depending on experience, plus bonus & benefits Clearance Eligibility for SC Clearance An experienced Senior Solution Architect with a strong software engineering background (Java/.NET) and eligibility for SC clearance, specialising in the design and delivery of scalable, cloud native solutions using microservices and API-driven architectures. Key Responsibilities ...

architecture, DevOps, CI/CD, and cloud infrastructure 🌟 What we’re looking for Strong full-stack development experience with object-oriented languages (Ruby, PHP, Java, C#, etc.) Experience mentoring or leading developers—or ready to step into leadership Passion for clean code, collaboration, and continuous improvement Comfortable with agile practices ...

/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 Solid Linux/network stack knowledge, as well as optimization/tuning Nice to haves Containerization (Docker/Kubernetes ...

Looking For? 5+ years of experience as a Tech Leader 2+ years of experience managing multiple teams Strong understanding of object-oriented programming (Java, C#/C++, Ruby, etc.) Polyglot full-stack developer mindset, eager to learn and continuously improve A collaborative approach to teamwork with a passion for creating ...

Strong software engineering experience across at least two languages or frameworks , with a solid object-oriented background 🌳 Experience with technologies such as Ruby, Java, C#, PHP , or similar 🌳 Comfortable working across the full stack — database, backend, frontend, and infrastructure 🌳 Experience mentoring or leading developers, or a clear desire to step ...

role - forward deployed engineering, technical consulting, solutions architecture, or engineering leadership with external stakeholders Strong proficiency in modern software engineering stacks - Python, TypeScript, or Java - with comfort across cloud platforms (AWS, Azure, GCP) Experience driving engineering process change or transformation within organisations - you have helped teams adopt new tools, practices ...

degree in computer science, Engineering, or a related field. Minimum 6 years of relevant industry experience Proficiency in programming languages such as Python, Java, or GoLang. Experience with AI and machine learning technologies, particularly in the context of coding assistants. Strong problem‐solving skills and the ability to think critically ...

Fastest Growing Start-up in the UK | Defence We are partnered with one of the UK's fastest-growing start-ups. They are a very technically focused group building cutting-edge decision-making technology. The ...

13+ billion. For more information on how we process your personal data, please refer to HCLTech’ s Candidate Data Privacy Notice. Must Have – Java, Low-latency, financial services background, and hands on coding skills "Our app relies heavily on async development, we use vertex. it takes significant time to switch … have significant intuition with that, and some modern messaging like Aeron or ZeroMQ." DETAILED RESPONSIBILITIES- - Lead the development, testing, and maintenance of low-latency Java applications. - Collaborate with cross-functional teams to gather requirements and design system architecture. - Optimize application performance and troubleshoot latency issues. - Mentor junior developers and ensure ...

Senior Java Developer - Financial Services, Capital Markets sought by city based organisation. Essential * 7+ years Java development experience in Financial Services, Capital Markets * Clear progression to Head of Engineering role within 12 - 24 months * Strong expertise in Java 11+, Spring/Spring Boot * Experience with multi-threading, performance tuning, profiling ...

background in data architecture and software engineering Experience across Azure, big data technologies, and modern data platforms Ability to work hands-on when needed (Java, Scala, Python) Expertise in data modelling, integration, and microservices architecture Strong stakeholder engagement and communication skills Why Apply? Work on high-profile, large-scale transformation ...

2+ years of experience in software development (professional or project-based) Strong coding skills in at least one language (e.g. JavaScript, Python, Go, Java) Familiarity with modern frameworks and version control (Git) Understanding of REST APIs and backend/frontend communication A growth mindset and willingness to learn Bonus: experience ...

Oversee vendor relationships and offshore resource planning Contribute to governance, risk and compliance initiatives Skills and Experience Extensive experience in software development with strong Java expertise Proven leadership experience managing engineering teams Experience overseeing the full software delivery lifecycle Background within financial services, ideally capital markets Strong understanding of cloud ...

platforms Knowledge of big data and distributed systems Experience with microservices architecture Ability to be hands-on when required using technologies such as Python, Java, or Scala Strong understanding of both structured and unstructured data design Experience leading teams and engaging with senior stakeholders Excellent communication skills, both written ...

services and APIs, delivering features end-to-end in collaboration with cross-functional teams. Develop cloud-native and containerised applications using technologies such as Java (Spring Boot), Python (FastAPI), Node.js and modern datastores. Build solutions within an Agile and DevSecOps environment, embedding security and quality throughout the delivery lifecycle. Integrate … teams. Required Skills & Experience DV security clearance is essential. Proven experience as a backend or software engineer delivering production systems. Strong coding ability in Java, Python and/or JavaScript/TypeScript. Solid understanding of backend engineering fundamentals, design patterns and API design. Experience working in Agile teams (e.g. Scrum ...

Architect Associate and/or AWS Certified DevOps Engineer Professional. Nice-to-Have Experience with Python scripting for automation and reliability tooling. Knowledge of Java and/or React application deployments in production. Prior experience in high-volume, high-availability environments. ...

unblock current bandwidth constraints, and ensure continued delivery momentum within a fixed multi-year funding envelope. • 5+ years of strong Python development experience (optional Java) with demonstrable experience of having designed and developed complex server-side components. • Experience working in Financial Services specifically within markets in front office derivatives risk ...