java architect jobs in London

EMBS Technology in London is seeking an experienced AI Tech Lead Developer to spearhead enterprise GenAI and Agentic AI initiatives. You will lead a team of AI developers while hands‑on building secure, scalable AI services and APIs.The role covers design of Python and Java services, integration with AWS Bedrock, and delivery within a regulated financial...

Man Group is seeking a Senior Python Engineer to join the Streaming Data team in our Data Platform Engineering organisation. You will help architect a multi-petabyte scale estate, processing billions of datapoints daily from thousands of data sources using a stack including Java, Python, Kafka, ArcticDB, and MongoDB.You will collaborate with quant...

Salesforce is seeking Technical Builders to join Agentforce, building production AI agents for Fortune 500 customers. You’ll embed in a builder pod, owning components end-to-end in a cross-functional team delivering agentic solutions that ship into customer environments from day one.You’ll work with Python/JS/Java/Apex, tackle LLM prompts, data modeling,...

YOU ARE As an AI/ML Computational Scientist, you will design, build, and operationalize artificial intelligence and machine learning solutions for enterprise clients, combining custom models with cloud and third-party AI services to deliver production-ready outcomes. Your role spans the full solution lifecycle — assessing client needs and data, selecting...

Our client is a global defence and technology company. Lead Software Engineer Location:Farnborough, with flexibility to work from home dependent on business demands Salary:£61,500 - £78,800 The Role: TheLead Software Engineerwill play a critical role in both the sustainment of the current environment and the delivery of new capabilities. The selected...

Software Engineer / Developer - Voice ServicesFlint are currently seeking a Software Engineer/Developer to build, maintain, and optimize our client's next-generation communication platforms. You will bridge the gap between traditional telecommunication protocols and modern cloud-based AI. Your core focus will be developing stable SIP services using Java,...

Job Title: Tech Business Analyst Location: London (3 days per week onsite) Remuneration: £550 per day via Umbrella Contract Details: Fixed Term Contract, 6 months Responsibilities: Our client is seeking a dynamic Tech Business Analyst to play a pivotal role in a major data transformation programme. This opportunity is perfect for those who thrive at the...

**Description** We’re looking for someone to join our high performance engineering team building our new real time banking platform. You’ll bring strong experience of working with Continuous Deployment practices in production environments. You’ll have experience building and operating cloud native services using technologies such as Spring Boot,...

HKEX Group is seeking a Principal Engineer to drive the technical direction of our distributed platforms. You will architect, design, and deliver secure, scalable systems, mentoring teams and shaping engineering standards.The role emphasizes hands-on software development in Java, microservices, and cloud-native patterns within a regulated financial services...

Nexus Jobs Limited in Stratford, London, is seeking a senior Java developer with strong Liferay experience and expertise in SOA-based integration. The role focuses on architecting and delivering enterprise integrations and middleware using ESB tools, with a heavy emphasis on J2EE components and web services.You will lead technical delivery across the SDLC,...

Zeta Global, based in London, is looking for a Senior Software Engineer to provide technical leadership in architecting and developing the Addressability part of the Zeta Marketing Platform. The role includes collaborating with teams to shape the roadmap for a state-of-the-art multichannel marketing solution. Key requirements include 4 years in software...

A global technology company is seeking a Staff Software Engineer to join the Global KYC and Onboarding squad. The role involves creating innovative solutions for a new onboarding platform and mentoring junior engineers. Candidates should possess over 10 years of experience in software engineering, with significant skills in Java or JVM languages and a track...

Fitch Ratings, a leading global credit ratings agency, is seeking a Senior Software Engineer to join its Ratings Technology team in London. You will design and deliver full-stack applications using Java/Springboot, C#/.NET, Python and React, influence architecture, and mentor engineers across multiple squads.This role offers hybrid work in London and other...

We are seeking an experienced Tech Lead to join our Digital Data & Cloud Practice. Our Digital Practice is expanding rapidly and there will be an opportunity for you to achieve medium and long-term career goals. There will be a fantastic opportunity to work on some challenging and interesting, large scale transformational and migration projects within both...

FalconSmartIT in London seeks a Senior Data Engineer to design and build scalable data platforms. You will architect data models, integrate pipelines, and work with business and technology teams to align solutions with strategic goals.The role requires 5+ years in Python/Java, strong AWS knowledge, and hands-on experience with Snowflake, Iceberg, Spark, and...

Senior Software Engineer £50,000 - £70,000 GBP Onsite WORKING Location:Manchester/Cheltenham , Central London, Greater London - United KingdomType:PermanentWe're looking for aSenior Software Engineerto join a collaborative Agile team delivering bespoke software solutions for high-profile Central Government programmes. You'll work across the full software...

Citi FX Tech in London is seeking a highly credible, hands-on Java engineer to lead technically and architect solutions across FX platforms. The role blends coding with building and inspiring a high-quality engineering team, working with FX Technology to deliver improvements that benefit multiple asset classes.The position is hybrid, with a focus on...

Bloomreach is seeking a Senior Software Engineer to join the Professional Services team in London or work from home on a full-time basis. You will help some of the world’s biggest brands create the next generation of digital experiences using Bloomreach’s brXM platform through Java and modern frontend tech.You’ll lead client projects, drive...

We are exclusively working with a Fintech company who are shaping the Banking/Finance industry with their innovative and scalable technology platform. As a business the thrive of the start to finish attitude, someone who isn't afraid to get their hands dirty and solve complex problems, high energy and comfortable working outside of rigid structure and...

Solution Architect | Banking & Payments | 12-Month Contract I'm recruiting for a Solution Architect to join a major banking transformation programme focused on debit-card modernisation and core-banking integration. This is an opportunity to influence end-to-end architecture across critical payment systems, modern cloud platforms and established banking...