1 to 25 of 84 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 ...

orchestration patterns Strong software architecture and system design experience Strong background in: microservices architecture event-driven systems distributed systems Strong backend engineering experience using Java/Spring Boot or equivalent Experience working with: REST APIs Kafka/RabbitMQ/messaging systems Docker Kubernetes cloud-native deployments Strong understanding of security ...

Full Stack/Back End Java Developer - AI Location: London (Hybrid - 3 days onsite) Contract: 12 Months (PAYE) Rate: £550 per day PAYE (£66.94 per hour base rate, excluding holiday pay accrual) We are seeking an experienced Full Stack Java Developer , Back End Java Developer , or strong Front End Developer … best practices. Produce and maintain technical documentation. Support continuous improvement initiatives across the software engineering function. Required Skills & Experience Strong commercial experience with Core Java and Java EE . Experience developing RESTful APIs , web services and Service-Oriented Architecture. Strong understanding of Object-Oriented Programming, Design Patterns and Application Architecture. ...

knowledge management challenges. Proven Track Record: Experience leading and mentoring others Programming Skills: Have heavily used modern object-oriented languages such has C# or Java Enterprise Expertise : Expertise in software design patterns, clean code, and clean architecture principles & Knowledge of how to build REST APIs and have experience of messaging. ...

seeking a highly skilled Specialist with 5 to 7 years of hands-on experience in Core Java, React, and cloud-native architecture to join our client's Investment Banking engineering team. In this role, you will design, build, and maintain high-throughput, low-latency applications tailored for risk management systems. … client. Key Responsibilities End-to-End System Design & Development: Architectural design and development of robust microservices and interactive user interfaces using Core Java, Kotlin, Spring Boot, and ReactJS. Real-Time Data Processing: Build and maintain scalable event-driven architectures utilizing Apache Kafka and Apache Flink for real-time risk data ...

Harvey Nash Group is seeking a experienced Full Stack/Back End Java Developer to work on enterprise-scale applications in London. The role involves developing RESTful APIs, working with AI-assisted coding tools, and collaborating across engineering teams in an agile environment. You will contribute to design, develop, test … maintain software using Core Java, Java EE, Spring Boot and modern front-end techs. #J-18808-Ljbffr ...

technical design and continuous improvement initiatives What we're looking for Experience working with Iress Xplan Strong software engineering background Commercial experience with Java and/or Python Experience with AWS or Azure API and systems integration experience Strong understanding of software engineering best practices Experience within Wealth Management, Financial ...

fast-paced environme nt.Preferred Qualificatio ns:Experience with cloud platforms (e.g., AWS, Azure, Google Clou d).Familiarity with other programming languages such as Java or C ++.Understanding of front-end technologies (e.g., JavaScript, HTML, CSS) is a pl us.Prior experience in a financial services or trading environme nt.Strong analytical ...

years of experience designing and developing enterprise‐scale applications. Strong foundation in software engineering including frontend, backend, APIs, data, and cloud architecture. Expertise in Java or C# as a primary language; hands‐on experience with Python, Rust, and TypeScript/JavaScript. Proven delivery experience applying agentic AI to modernise legacy ...

Stack M&S uses a variety of technologies and, as part of our modernisation drive, will continue to introduce new ones. Technologies currently include: Java, Spring, Spring Boot and Micronaut React, Next.js, TypeScript and Angular Azure Cloud and Kubernetes Kafka and IBM MQ SQL Server, MongoDB and Redis OpenTelemetry ...

with modern AI platforms — OpenAI, Claude, Vertex AI, or open‐source models — including building or using abstraction layers for multi‐provider pipelines. Strong Python, Java or equivalent experience building 12‐factor applications + Infrastructure as Code (Terraform, Helm). Experience in client‐facing communication and collaboration, including leading technical discussions ...

security control Security & Resilience: Deep understanding of threat modelling, authentication patterns, and observability Modern Development: Familiarity with languages such as Ruby, Python, or Java, alongside CI/CD, TDD, and containerisation Communication: Exceptional ability to simplify complex topics and build consensus across diverse groups Desirable Attributes Experience with enterprise ...

both technical and business audiences, and comfortable working with multiple global stakeholders. Expert Knowledge in One Or More Of Hands-on programming experience in Java or Python Significant solutions architecture and system design experience Experience of using Agentic AI coding tools - e.g. Claude Code, Co-Pilot Agent Mode, Devin Experienced ...

relevant discipline, or equivalent practical experience, with evidence of strong quantitative skills or data engineering expertise. Strong hands‐on programming experience in Python or Java . Good working knowledge of SQL , including troubleshooting, optimisation and data analysis. Ability to learn new tools, internal platforms and delivery workflows quickly. Familiarity with ...

DevOps: you build it, you run it. Android mobile app experience is desirbale Tech Stack M&S uses a variety of technologies including; Java, Spring, SpringBOOT, Micronaut React, Next.js, Typescript, Angular Azure Cloud, Kubernetes, Dynatrace (observability) SQL Server, MongoDB Ignite, Redis What’s In It For You Working ...

translate them into technical specifications. Design, develop, and implement secure, scalable, and reliable micro-services to deliver client-facing application(s) using a Java backend and React frontend. Optimize performance and reliability through continuous testing, debugging, and refinement. Stay abreast of industry trends and emerging technologies to drive innovation … more junior developers, fostering a culture of learning and growth within the team. Ideally, you should have... 7+ years of professional experience in Java development, with a focus on building client-facing APIs or platforms Strong written and verbal communication skills, with experience managing and mentoring diverse teams. Knowledge ...

methodologies. Researching emerging technologies and identifying potential security risks. What We're Looking For You'll ideally have experience with: Software engineering using C++, Java or C# Scripting or automation using Python, JavaScript, PowerShell or similar Secure software development and software engineering best practices Source control, debugging, testing and continuous ...

region and/or multi-cloud set up is essential. Solid scripting & development 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/ ...

software assurance activities. What we're looking for: • Commercial experience in software engineering. • Strong programming skills in at least one language such as C++, Java or C#. • Experience with utility or scripting languages such as Python, JavaScript or PowerShell. • Knowledge of Linux, Windows or multiple operating systems. • Experience with development ...

software engineering standard methodologies, Promoter of DevOps: you build it, you run it. Tech Stack M&S uses a variety of technologies including; Java, Spring, SpringBOOT, Micronaut React, Next.js, Typescript, Angular Azure Cloud, Kubernetes, Dynatrace (observability) SQL Server, MongoDB Ignite, Redis What’s In It For You Working ...

visualisation platforms Experience building dashboards or data‐intensive tools in high‐throughput, SLA‐bound environments Ability to work with backend services in Python or Java to debug and extend the full data path Familiarity with data visualisation libraries such as D3, Plotly, ECharts, or similar Proven ability to take initiative ...

both new and existing systems. Provide on‐call support as needed. Qualifications A minimum of 2+ years’ experience using at least one of Python, Java, and C++, and can work comfortably in multiple programming languages A track record of working directly with end customers, scoping and delivering production systems ...

deployment. Technical Skills Solid programming proficiency (we are open to any experience but primary languages include: TypeScript and the JavaScript ecosystem, Python and Java). Hands-on experience building and deploying AI agents or multi-agent systems. Working familiarity with enterprise IT architecture, cloud platforms (AWS, Azure, GCP), and system ...

partner Jooble Below is a snippet of the job description. To read the full text, please click on the "Apply Now" link. Requirements Java Java Springboot JEST (good to have) TypeScript (good to have) AWS services knowledge (Lambda, Kinesis Stream, SQS, Eventbridge) BDD framework cucumber (good to have) CI... ...

BlackRock seeks a Senior Software Engineer to join the Aladdin Engineering Private Markets team in London. You will design and deliver secure microservices with Java backend and React frontend, focusing on RBAC, permissions management, and integration with the central authentication platform. You will mentor junior developers, drive API-first development ...