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

Full-Stack Web Developer — React, FastAPI, Elasticsearch (AWS/GCP)About ClarityClarity is redefining customer experience with AI. Our mission is to empower businesses to deliver faster, smarter, and more human service interactions. By combining cutting-edge AI with intuitive design, we enable customer service teams to operate more efficiently while...

## Engineer C# (Full Stack)Applylocations: Londontime type: Full timeposted on: Posted Todayjob requisition id: R5595**Group Overview**The TP ICAP Group is a world leading provider of market infrastructure.Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution...

Job Description Role Overview A full stack engineering role building digital wealth management platforms used by advisers and investment teams. You’ll work across frontend and backend components to deliver secure, scalable investment technology. Key Responsibilities Develop frontend and backend application features Build secure APIs and user...

hackajob is partnering directly with BNY Mellon to hire for this role.If you would like to know a bit more about this opportunity, or are considering applying, then please read the following job information.Senior Associate, Full-Stack Engineer Opportunities.At BNY, our culture allows us to run our company better and enables employees' growth and success.As...

DescriptionSenior Specialist, Full-Stack EngineerAt BNY, our culture allows us to run our company better and enables employees’ growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the world’s investible assets. Every day, our teams harness cutting-edge AI and...

hackajob is partnering directly with BNY Mellon to hire for this role.Want to apply Read all the information about this position below, then hit the apply button.Senior Specialist, Full-Stack Engineer At BNY, our culture allows us to run our company better and enables employees' growth and success.As a leading global financial services company at the heart...

Fin is the AI Customer Agent company on a mission to help businesses provide perfect customer experiences.Our AI Agent Fin is the highest-performing AI Customer Agent on the market today, enabling businesses to deliver impeccable, always-on customer support across the customer journey – from service, to sales, to ecommerce.The information below covers the...

# Full Stack Developer,November 30, 2025### Job Description**On behalf of our client, we are seeking a Full Stack Developer – London, UK (Full-Time Permanent Role).**Our client, an established technology-driven organisation based in London, is looking for a Full Stack Developer to build modern digital platforms, scalable backend services, and high-quality...

At BNY, our culture allows us to run our company better and enables employees’ growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the world’s investible assets. Every day, our teams harness cutting‑edge AI and breakthrough technologies to collaborate with clients,...

Full Stack Engineer - 6 month Contract Role (Inside IR35, £700 - £850 per day) Willis Re is building its global technology estate from the ground up, unencumbered by legacy and designed around data, analytics and modern cloud platforms. We are looking for a Full Stack Engineer to build the products that power our reinsurance broking, analytics and...

Are you an experienced Senior Software Engineer or Technical Lead who enjoys remaining hands-on while guiding teams and shaping technical solutions? A leading specialist technical consultancy is looking for a Software Technical Lead to join a live Central Government project. You will work within a collaborative Agile team, building bespoke software that...

A leading consulting firm in London is seeking a skilled DB Architect with experience in data migration from legacy systems to modern cloud-native databases like Amazon Aurora PostgreSQL. The role involves participation in all stages of the Software Development Life Cycle (SDLC) and excellent communication with clients. Knowledge of the banking domain and...

Charles River Development, based in Greater London, is seeking a full-stack, cloud-native engineer to enhance their Enhanced OTC Module. You will work with Java, C#, SQL, and modern JavaScript frameworks while mentoring junior engineers. A degree in a related field is required, along with 8-10 years of software engineering experience, preferably in financial...

Team: Professional ServicesCity: LondonCountry: United KingdomAll potential candidates should read through the following details of this job with care before making an application.Veeva Systems is a mission-driven organization and pioneer in industry cloud, helping life sciences companies bring therapies to patients faster.As one of the fastest-growing SaaS...

AMS is the world’s leading provider of Talent Acquisition and Management Services. Our Contingent Workforce Solutions (CWS) service, partner with Deutsche Bank to support contingent recruitment processes. On behalf of Deutsche Bank, we are looking for a Full Stack Java Developer for a 6 month contract based in the bank’s London office on a hybrid working...

Overview This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board. Job Description Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products to revolutionize business decisions and workflow for cloud migration. As a Senior Lead Software...

Are you an experienced Senior Software Engineer or Technical Lead who enjoys remaining hands-on while guiding teams and shaping technical solutions? A leading specialist technical consultancy is looking for a Software Technical Lead to join a live Central Government project. You will work within a collaborative Agile team, building bespoke software that...

Senior Java Engineer (AI-Augmented Delivery, Kafka, SpringBoot) - Banking - London/Hybrid Daily rate: €600 - €700 (inside IR35) Duration: 12 months Start: ASAP Hybrid: 2 days per week My client is looking for a Senior Java Engineer to join a contract basis. They need someone with strong core Java expertise as the role primarily involves server-side...

Role: Technical Lead - Java Location: London Area, United Kingdom (Hybrid) Employment Type: Full-time Seniority: Technical Lead Salary: 90,000 + BonusAre you a hands-on Java Technical Lead with experience delivering AI-powered solutions at scale?We're looking for a Technical Lead - Java (AI Enabled) to drive the architecture, development, and delivery of...

Location: London, United Kingdom Industry: Financial Services Salary: £160,000 Overview We are seeking a Senior Full Stack Developer to build and enhance high-performance, secure digital products within Financial Services. You will work across backend services and modern web front ends, contributing to architecture, delivery, and continuous improvement....