Jobs for full stack java developer legacy modernization cloud migration at London

Who We Are Looking ForWe are seeking a full‑stack, cloud‑native engineer to enhance and maintain our Enhanced OTC Module. This includes building a modern JavaScript front end and a Java‑based backend deployed on Azure Cloud. You will also support both customer‑facing and internal teams through technical troubleshooting and domain expertise.What You...

Mangopay is a wallet‑based payment infrastructure built specifically for organisations with complex, multi‑party fund flows. A pioneer in multi‑party payments. Our solution optimises fund flows on behalf of the organisations we work with using wallets as programmable, composable building blocks. Mangopay’s regulated platform collects payments,...

Software Engineer – Reference Data PlatformLocation: London (Hybrid – 4 days per week in the office for 3 weeks of the month, 5 days for the final week.)We're working with a leading quantitative trading and technology firm that is looking for a Software Engineer to join its Reference Data team. This team builds and maintains the systems responsible for...

Senior Developer C# .Net, Azure cloud-native, Azure AI Foundry, SQL Hybrid - Central / West London & WFH Circa £70,000 - £90,000 + Bonus and good benefits An exciting opportunity for a Senior .Net Developer / Senior Software Engineer to combine their strong Microsoft .Net development experience with modern AI technology by playing a key role building up...

As a Senior MuleSoft Developer, you will sit at the centre of our technical delivery team in London. You will architect, build, and deploy enterprise-grade integrations on the MuleSoft Anypoint Platform, connecting complex backend ecosystems (Salesforce, SAP, legacy databases, REST/SOAP web services) using MuleSoft’s API-Led Connectivity framework (System,...

Serve as the lead developer for complex AI applications, transitioning from rapid prototypes to production-grade agentic workflows (e.g., multi-agent systems, MCP servers) that drive measurable Return on Investment (ROI).Architect and code the connective tissue between Google's AI products and customer's live infrastructure, including APIs, legacy data...

From Fivetran's founding until now, our mission has remained the same: to make access to data as simple and reliable as electricity. With Fivetran, customer data arrives in their warehouses, canonical and ready to query, with no engineering or maintenance required. We're proud that more organizations continue to leverage our technology every day to become...

Senior Full Stack Engineer Department: Tech - Engineering Employment Type: Full Time Location: Zinc - London Reporting To: Rob Leonard Compensation: £70,000 - £80,000 / year Description We are expanding our engineering team to boost our development capacity and take our product to the next level. As a Senior Full Stack Engineer, you’ll play a central...

**This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers.** She will pick the best candidates from Jack's network. The next step is to speak to Jack. **Job Title** Full Stack Developer **Salary** £90k+ **Company Description** Plinth.org.uk is a fast-growing London-based platform powering £55...

**This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers.** She will pick the best candidates from Jack's network. The next step is to speak to Jack. **Job Title** Full Stack Product Engineer **Salary** Not Disclosed **Company Description** infact.io is a London-based fintech scale-up building...

Adecco Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in...

**Introduction** At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors. You’ll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver solutions that create real business impact. From...

About the role: The payments service team are the heart of Tesco Technology, serving 28 million+ shoppers in the UK and abroad. We deliver HTTP services that reliably manage payments at global scale, 24 hours a day every day. We also provide capabilities that detect and prevent fraud and build upon innovative technologies to reduce loss. 100M+ transactions...

CLOUD NATIVE SOFTWARE DEVELOPER - eDV CLEAREDNEW PERMANENT OPPORTUNITY AVAILABLE FOR AN eDV CLEARED CLOUD NATIVE SOFTWARE DEVELOPER IN LONDONPermanent opportunity for an eDV Cloud Native Software DeveloperLeading technology consultancy delivering projects across the UK National Security sectorSalary up to £95,000London-based with hybrid workingClearance...

Senior CAD Automation Developer (SolidWorks & AEC)                   Permanent Full-TimeSalary – From £50,000 DOE + Car Allowance or Company CarLocation – Hybrid (Dartford, Nottingham, Sheffield or Manchester)Are you a C#/.NET developer with expertise in SolidWorks API and design automation?Join a prestigious industry leader in construction...

Company DescriptionFor over 30 years, Version 1 has been a leading Oracle partner specialising in Enterprise Applications, delivering ERP, HCM and EPM solutions that enable organisations to transform and modernise their core systems.  Combining deep domain expertise with end-to-end delivery and managed services, we support some of the UK and...

Principal Network Architect | Segment Routing | SRv6Berkshire | Hybrid | Contract | Outside IR35Tier 1 Service Provider | SRv6 | IPv6 | MPLS | Segment Routing | Network Architecture | Cisco NSORole Principal Network Architect, Network Architect, SRv6 Architect, IP Transport Architect, Service Provider Architect, MPLS Architect, IPv6 Architect, Segment...

About us    Founded in 2017, Wayve is the leading developer of Embodied AI technology.  Our advanced AI software and foundation models enable vehicles to perceive, understand, and navigate any complex environment, enhancing the usability and safety of automated driving systems. Our vision is to create autonomy that propels the world forward.  Our...

## Principal Consultant - Cloud & EngineeringApplylocations: Londontime type: Full timeposted on: Posted Todayjob requisition id: JR100890Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner, with engineering and innovation in our DNA. We're trusted to help clients...

hackajob is partnering directly with Envitia to hire for this role.Read on to find out what you will need to succeed in this position, including skills, qualifications, and experience.Join the Growth Story at EnvitiaEnvitia operates at the heart of the UK's most sensitive and high-profile operations. Our approach is entirely mission-focused, enabling...