1 to 25 of 41 Permanent Java Jobs in Central London

Java Developer sought by UK SaaS technology company, scaling at pace & looking for a Senior Software Engineer to join small, yet experienced team to lead from the front on new feature development. Your coding will influence thousands of users across our platform & we love to innovate by giving our development team the ability to make & influence architectural decisions. So, if … you have strong Java coding skills, at a “Senior” level & would like to mentor a handful of more junior team members, then please get in touch! Title: Java Developer. Senior Java Developer. Software Engineer. Some combination of those words. Location: HQ is in Oxfordshire, but this role & the team can & do operate remotely if needed. You’d need to be … the Oxford area though. So anywhere around the London or Home counties area is suitable. Salary: £60K Basic + Benefits package In the main we just need a strong Java coding software engineer, with Spring Boot framework & AWS, who is ok with mentoring a small team. But, to give you some idea of things you may bring, or use with More ❯

x Senior Java Developers Front Office Banking London I have 3 new exclusive opportunities for Front Office Java developers to join a thriving bank as they are building out their Front Office Java development team- 3 headcount- as part of growth and development. The bank area is Front Office pricing and risk, and we can look at any front office … Java developers Role details Role title: Senior Java developer/Java software engineer Employer: investment bank Front Office banking: Platform pricing and risk Location: London City (Liverpool Street station) and home working hybrid 50%/50% Permanent roles- 3 roles £90,000- £130,000 plus bonus Requirements: excellent java developer background, banking is a must, ideally front office banking with … pricing, and risk especially beneficial These new hires are a part of a growth plan for the front office area of this investment bank as they expand their java development skills. As the senior java developer, you will be hands on with Java 21 working with front office risk teams, trading desk, quants and devops to build a state of More ❯

/CD, Agile delivery, and containerisation (Docker, Kubernetes). Strong leadership of distributed engineering teams. Desirable: Experience in social media, advertising, eCommerce, or news. Proficiency in Node.js, Go, Python, Java, and modern front-end frameworks. AWS certifications, microservices/service mesh, and streaming tech (Kafka/Kinesis). If you're ready to tackle hard problems, enjoy architectural freedom, and More ❯

orchestration experience (Airflow, Prefect) Ability to build custom automation frameworks using Python or similar languages Full-Stack Development Solid software engineering background with proficiency in Python, JavaScript/TypeScript, Java, or Go Experience with modern frameworks (React, Node.js, Django, FastAPI) Knowledge of microservices architecture, API design (REST, GraphQL) Experience with containerization (Docker, Kubernetes) and cloud-native development patterns DevOps & SRE More ❯

with Git workflows Experience working in 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 to tailor to personal More ❯

Senior Fullstack Engineer - Fintech Scale-Up (Java, Angular, Azure) Titles: Senior Fullstack Engineer Tech Stack: Java | Spring | Azure | Angular Location: London (Hybrid - 2-3 days/week) Package: £85-95k + 20% bonus The Company: Growing fintech working with major banks on business banking products, providing solutions and serving thousands of businesses. The Role Hiring a Senior Fullstack Engineer … to build scalable Java microservices for core banking platforms. Take ownership of key components and work with a talented team on high-performance financial solutions. What you'll do as a Senior Fullstack Engineer: Design and develop Java microservices (Spring Boot, Hibernate/JPA) for backend systems Build cloud-native solutions on Azure with containerization Implement RESTful APIs using Java … integrated with banking platforms Develop full-stack features with JavaScript frameworks (Angular) Champion CI/CD, TDD/BDD, and engineering best practices Optimize Java applications for high-volume, high-availability systems What You Need 5+ years experience as a Software Engineer with strong Java/J2EE expertise (Java 8+, Spring, Hibernate) Frontend Angular experience (React may be considered) Cloud More ❯

Clearance Required: ACTIVE DV Clearance Your role You will be a hands-on technical expert helping us deliver projects in a true DevOps manner. You will apply a software engineering mindset to problems, whether that's provisioning services, writing code More ❯

Java Full Stack Developer Permanent Croydon/Reading (Hybrid) £65,000 - £75,000 (DOE) + Benefits + Bonus Java Full stack Developer needed with AWS and ideally with GOV.UK sector experience. Start ideally Dec 2025/Jan 2026. Working on a 'hybrid remote' basis from either Reading or Croydon (depending on your location). Working 2 days/week on … the time. A chance to work with a leading global IT transformation business on a large-scale IT modernisation programmes for Government clients. Key experience + tasks will include: Java Full Stack Developer with experience developing large-scale micro-services, messaging, web services + distributed systems. In-depth Java 8/11 , Spring Boot, Spring Framework and Micro-services development More ❯

faster, eliminating waste and applying this across the entire software delivery lifecycle for both internal customers and end users. Your skills and experience What you'll bring: * Experience of Java * Experience of Spring framework or equivalent. * Knowledge of software design patterns and when to apply them * Excellent knowledge of development processes. * Experience of containerisation using Docker or Kubernetes * Experience of More ❯

mentorship to junior team members. Profile Senior Data Engineer A successful Senior Data Engineer should have: Experience within the Insurance industry Strong proficiency in programming languages such as Python, Java, or Scala. Experience with cloud platforms like Azure. Knowledge of big data technologies such as Hadoop, Spark, or Kafka. Proficiency in SQL and database management systems. Familiarity with data warehousing More ❯

Actions and AIP or agentic capabilities, able to build production-grade applications not just prototypes. Strong proficiency in at least one relevant programming language such as Python or PySpark, Java, Typescript or SQL. Solid understanding of data engineering, data modelling, security and governance in enterprise settings. Experience with software engineering best practices including Git-based development, testing and CI or More ❯

What were looking for: 6+ years professional software development experience Strong proficiency in high-performance Python (deep ecosystem knowledge and best practices) Experience with at least one JVM language (Java, Kotlin, Scala) is an advantage Background in distributed systems and large-scale compute frameworks Familiarity with Docker, Kubernetes, Linux environments, and CI/CD automation This role offers the chance More ❯

we re looking for: 6+ years professional software development experience Strong proficiency in high-performance Python (deep ecosystem knowledge and best practices) Experience with at least one JVM language (Java, Kotlin, Scala) is an advantage Background in distributed systems and large-scale compute frameworks Familiarity with Docker, Kubernetes, Linux environments, and CI/CD automation This role offers the chance More ❯

business. You'll work across the full tech stack using JavaScript and Vue.js on the front end, there's a range of other tech in the stack (TypeScript, Node.js, Java, Python and of course a bit of legacy PHP!), you'll be encouraged to explore new technologies and use the best tool for the job as well as own your More ❯

within the environmental sector Experience of overseeing the Full Software System Lifecycle of a product, demonstrating your commitment to continued development and improvement Demonstrable experience in the use of Java Middleware, API, Docker, and MQ systems Good working knowledge of performance and security in Enterprise Systems Experience of working with networks: LAN & WAN/Internet and Security Prior experience of More ❯

management experience Ability to influence cross-functional teams and senior stakeholders Extensive experience building complex Android applications System design and architecture capabilities Application accessibility Strong development experience using Kotlin, Java, and Jetpack Compose Experience with Agile methodologies, TDD, and CI/CD practices This is an excellent opportunity to help shape the future of digital banking and contribute to a More ❯

experience of overseeing the Full Software System Lifecycle of a product Experience of working with software systems/programmes within an environmental setting Demonstrable experience in the use of Java Middleware, API, Docker, and MQ systems Good working knowledge of performance and security in Enterprise Systems Experience of working with networks: LAN & WAN/Internet and Security Prior experience of More ❯

test cases. Enjoy. Enjoy learning, experimenting, and push for innovative designs to help us building better product experiences for our clients. Tech Stack You’ll Work On Backend: Python, Java, TypeScript, SQL, APIs, microservices, containers Frontend: Angular, JavaScript, HTML5/CSS Cloud: AWS (EC2, Lambda, Glue, EKS, SQS, SNS and any other as required) Databases: SQL Server, PostgreSQL, DynamoDB, possibly … optimized for data distribution use cases Be able to be product centric and client led Solid experience in UI development for business-critical applications in Angular (8 and above), Java Script, HTML/CSS, Java, C# Exposure to AWS services Solid stakeholder management Personal traits you should have: Excellent attention to detail and an ability to think laterally to solve More ❯

From real-time data collectors and AI specialists to elite journalists and cloud engineers, our team turns raw numbers into magic. Our tech experts work with advanced cloud solutions, Java, JavaScript, and Python, using AI and machine learning to extract insights and deliver them via APIs. Were looking for a visionary and commercially astute leader to join our Rights team More ❯

Job Title: Senior eFX Low Latency Java Developer Role Overview We are seeking a highly skilled Senior Java Developer to join the eFX Algo IT team as a Subject Matter Expert in low latency trading systems. This is a hands-on development role focused on building and optimizing pricing, hedging, and market connectivity systems for the eFX trading desk. Experience … in eFX pricing is essential , including price construction and algorithmic trading . You'll work closely with Java and C# developers, business analysts, project managers, and QA teams to deliver high-performance solutions. A strong understanding of FX trading, low latency architecture, and compliance within a trading environment is required. This is a hybrid position , requiring 3 days per week … updates. Support software releases, including occasional out-of-hours deployments. Ensure compliance with internal policies and regulatory requirements. Core Attributes & Skills Strong communication and analytical skills. Deep expertise in Java, especially in multithreading, low latency, and performance tuning. Solid understanding of FIX protocol and market connectivity. Proven experience in eFX pricing , including price construction and algo development . Experience in More ❯

Job Title: Senior eFX Low Latency Java Developer Role Overview We are seeking a highly skilled Senior Java Developer to join the eFX Algo IT team as a Subject Matter Expert in low latency trading systems. This is a hands-on development role focused on building and optimizing pricing, hedging, and market connectivity systems for the eFX trading desk. Experience … in eFX pricing is essential , including price construction and algorithmic trading . You’ll work closely with Java and C# developers, business analysts, project managers, and QA teams to deliver high-performance solutions. A strong understanding of FX trading, low latency architecture, and compliance within a trading environment is required. This is a hybrid position , requiring 3 days per week … updates. Support software releases, including occasional out-of-hours deployments. Ensure compliance with internal policies and regulatory requirements. Core Attributes & Skills Strong communication and analytical skills. Deep expertise in Java, especially in multithreading, low latency, and performance tuning. Solid understanding of FIX protocol and market connectivity. Proven experience in eFX pricing , including price construction and algo development . Experience in More ❯

an office-based role and as well as very competitive salaries, our client offers an excellent working environment. Skills required: Proficient in several of the following: Python, C#, C++, Java Mathematical Modelling Mathematical skills, particularly a keen understanding of probabilities and statistics Analytic mindset Strong communication skills Accuracy and attention to detail Experience in data science An interest in sports More ❯

influencing skills Proactive attitude towards learning and adapting to new technologies and industry best practices Ability to work autonomously as well as collaboratively within a team setting Proficiency in Java, .NET and JavaScript Experience working with AWS and Infrastructure as Code Experience in supporting a trading or investment platform Information Technology degree or equivalent experience CMC Markets is an equal More ❯

Join a leading banking firm as a Java Developer - eTrading Solutions Job Overview: Do you have a proven track record of building high-performance solutions? Are you confident at iteratively refining user requirements and removing any ambiguity? Do you want to design and build best-in-class, enterprise scale applications using the latest technologies? We're looking for a java … developer to: Develop scalable Java applications for complex business challenges Optimise and refactor existing services to improve performance and maintainability Translating business requirements into technical specifications Perform code reviews and share results with colleagues Lead UAT and demonstration sessions with key stakeholders Location: (Hybrid/London) Daily Rate :Flexible Rate Contract Length: Until Dec 2026 Start Date: ASAP Key Responsibilities … Europe, Asia Pacific). Our mission is to provide cutting-edge solutions for fixed income trading services to Principal Flow Trading business divisions of the banking group. As a java developer, you'll play an important role in the growth of multi-faceted platforms. Your expertise Ideally, 5+ years of experience as a Java Developer, focusing on core capabilities of More ❯

Are you a Senior Java Developer who thrives in fast-paced, high-performance environments? Were partnering with a global investment bank thats building the next generation of its electronic trading platforms powering algorithmic trading, smart order routing, and low-latency execution across global markets. This is a chance to join an elite engineering team shaping the future of trading technology … global group of highly skilled engineers and quants who design, build, and optimise low-latency electronic trading systems used across EMEA and beyond. Youll work hands-on with core Java frameworks, enhancing benchmark algo engines, smart order routing systems, and internal crossing platforms that handle high volumes of market data in real time. This role involves both strategic development and … Design and deliver enhancements to algorithmic trading engines and supporting frameworks Collaborate with quants and traders to define and deliver trading logic Develop and optimise low-latency, high-throughput Java services Implement test-driven, automation-first development practices Provide mentorship and technical leadership to junior developers Support and troubleshoot live trading environments The Skills You Will Need Expert-level proficiency More ❯