java architect jobs in London

Solution Architect (Defence & Government Specialist) Arqit is a global cybersecurity company delivering world-leading encryption solutions to secure data and communications for enterprises, governments, defence, and critical national infrastructure (CNI). Powered by advanced symmetric key cryptography, the Arqit SKA-Platform™ offers scalable dynamic...

Hunter Bond is seeking a Principal / Senior Java Developer to join a elite FinTech engineering team in London. You will tackle high-scale, business-critical technology at the intersection of financial services and digital assets, working with top engineers and architects in a hybrid setup.You should have strong Java/server-side experience, Linux, and a track...

Lead Software Architect Application Deadline: 27 October 2026 Department: Recharge Employment Type: Permanent - Full Time Location: Remote - UK Description Location: Remote, UK-based, with occasional travel to meet the senior team in the UK or GermanyWorking hours: UK working hours, with reasonable flexibility for planned international meetingsReports to:...

Job Title: CA Engineer (Java Skills / Tech Lead)Location: London - HybridContract: 6 months, with possibility of extensionClearance: SC Cleared or eligible to obtain SC clearanceWe are currently recruiting for an experienced CA Engineer / Java Technical Lead to support a major technology programme based in London.The successful candidate will provide strong...

Job Title: Data Architect - SC ClearedLocations: Manchester/London/BristolSalary: Competitive salary and package (Depending on level of experience)Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address history (typically including no periods of 30 consecutive days or more...

The Amazon Web Services Professional Services (ProServe) team is seeking an experienced ProServe Cloud Architect (PCA) to join our team at Amazon Web Services (AWS). PCA’s work closely with customers to understand their technical requirements and business objectives, designing and implementing tailored cloud solutions. You'll be a key player in the sales...

Arqit is a global cybersecurity company delivering world-leading encryption solutions to secure data and communications for enterprises, governments, defence, and critical national infrastructure (CNI). Powered by advanced symmetric key cryptography, the Arqit SKA-Platform™ offers scalable dynamic encryption that meets modern industry standards and is...

Methods Business and Digital Technology is seeking a Full Stack Developer to design, build and test cloud-based applications across the full stack, with Java/Spring Boot, TypeScript/Angular, and Python. You will explore new approaches, ensure security and performance, and support discovery-phase work from a remote UK base.This role involves Azure services,...

Join CGI as a Senior Full Stack Developer and help shape the digital services that support access to justice across the UK. Working with one of our key UK Government Department clients, you’ll take ownership of reusable technology that enables their services to onboard faster, integrate consistently and operate reliably. You’ll apply your Java and...

J.P. Morgan seeks a VP Engineer to lead a global team in designing and delivering advanced Markets CRM technology. You will architect front-end and back-end services, ensure secure, scalable platforms, and drive continuous improvement in collaboration with engineers across regions.You will apply expertise in Java, multi-threading, messaging, and cloud...

ОписаниеGlobalLogic is a digital engineering partner that helps large and forward-thinking companies create digital products and experiences, transform businesses, and redefine industries through intelligent products, platforms, and services.ЗадачиDesign, produce, test, and implement robust, scalable, and resilient distributed software across...

Cerillion in London is seeking a Senior Developer to join our Software Engineering team. You will design, develop, and deliver enhancements to Cerillion’s core BSS/OSS products, mentor juniors, and collaborate with architects and cross-functional teams to ensure robust, scalable systems.The role focuses on Java-based technologies, Spring Boot, RESTful...

Virtual Hire Staffing is seeking a Mid / Senior Java Web Engineer for a leading global financial markets infrastructure client in London. The role involves hands-on work across backend services and web UI, delivering a modular end-to-end trade management platform in collaboration with architects and frontend developers.Requirements include strong Java with...

Our client is a digital and technology consultancy. About Us Our Consulting delivers technical consultancy and application delivery to our clients in order to solve real world problems and allow our clients to respond to an ever-changing technical landscape. We partner closely with our clients, embedding our consultants into their businesses in order to...

Descrial is an AI work-execution platform purpose-built for alternative investment firms and their portfolio companies and securely orchestrates proprietary data, external sources, and workflows. Descrial is an important pillar of Enterprise Intelligence Orchestration (EIO) and enables it by structuring and standardizing data while embedding domain...

What will I be doing? Champion modern technology product development & deployment processes and procedures, adhering to IT protocol for digital solutions architecture, following best practices of scalability, security, error handling, monitoring, post go live monitoring and support Designing robust solutions to deliver a great member experience using...

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...

ОписаниеGlobalLogic is a digital engineering partner to major companies, helping create digital products and experiences and transforming businesses through intelligent products, platforms, and services.ЗадачиDevelop knowledge of the platform across business, applications, data, and infrastructure disciplinesLiaise with principal engineers,...

Oliver Bernard is seeking a Senior Java Developer to join a high-performing engineering team delivering a major financial services project in London.This is a hands-on role focused on clean, maintainable code, automated testing and continuous delivery in an Agile environment. You’ll work alongside experienced engineers, architects and product specialists...

Basic informationLocationBristol, London, ManchesterBusiness LineTechnology & TransformationJob TypePermanent / FTCDate published28-Sep-2026Req #24485Job descriptionConnect to your IndustryDo you want to be at the heart of some of the biggest and most ambitious programmes undertaken to keep our country safe?We are proud of the impact we have with our Defence...