Senior Lead Fullstack Engineer React Java Python Aiml Jobs in UK

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Lead Java Developer (CIAM) | Spring, Kafka, Kubernetes

GIOS Technology is hiring a Lead Java Developer in Northampton, UK. The candidate should have 8+ years of Java experience, with expertise in Spring, CIAM concepts, and modern Java technologies. Responsibilities include leading backend service development, ensuring security best practices, and mentoring teams. Th ...

Hybrid Java Engineering Lead – High Performance Security

CloudCo Solutions Ltd is seeking a Java Developer to take the lead on projects and develop high-quality software solutions. The role requires experience in designing secure Java solutions in complex environments and a commitment to engineering best practices. This position offers hybrid working, requiring at lea ...

FX Risk — Lead Java Developer | Vice President

Citi’s Markets technology team is growing at lightning speed, and we’re looking for talented technologists to help build the future of global banking. Our teams are creating innovations used across the globe. As the world’s most global bank, Citi provides an opportunity to touch every corner of the globe and ...

Lead Technical Architect Java AWS Agentic AI

Lead Technical Architect (Java AWS Agentic AI) London / WFH to £130kDo you have experience of architecting and leading the modernisation of Payments, FX or Core Banking platforms?You could be progressing your career in an impactful role at a scale-up Tech for Good software house.Th ...

Tech Lead Application Engineering Java/Adobe/Marketing

Prestigious opportunity with a world leading Global Investment Management company for a Technical Lead for our Applications Engineering - Marketing Technology area. Key to the development and running of the European websites, onboarding and servicing of our professional investors, we are inviting you to join ...

Tech Lead Application Engineering Java/Adobe/Marketing

Prestigious opportunity with a world leading Global Investment Management company for a Technical Lead for our Applications Engineering - Marketing Technology area. Key to the development and running of the European websites, onboarding and servicing of our professional investors, we are inviting you to join ...

Backend Java Lead — Identity Platform (Onsite Basildon)

Arm is seeking an experienced Backend Software Engineer (Java) for a 7-month contract in Basildon, UK. The role involves designing high-scale backend services and mentoring the team in modern application development practices. Candidates should have proficiency in Java and strong DevOps practices, particularly i ...

Lead Java Developer || Must hold active SC

Lead Java Developer (AWS) • Remote with ad hoc travel • 12 month Fixed Term Contract - Salaried, not day rate • SC Clearance required - we are unable to accept applications from candidates ...

Lead Technical Architect Java AWS Agentic AI

Lead Technical Architect (Java AWS Agentic AI) London / WFH to £130kDo you have experience of architecting and leading the modernisation of Payments, FX or Core Banking platforms?You could be progressing your career in an impactful role at a scale-up Tech for Good software house.Th ...

Lead Java Developer || Must hold active SC

Lead Java Developer (AWS) • Remote with ad hoc travel • 12 month Fixed Term Contract - Salaried, not day rate • SC Clearance required - we are unable to accept applications from candidates ...

FX Risk — Lead Java Developer | Vice President

Citi’s Markets technology team is growing at lightning speed, and we’re looking for talented technologists to help build the future of global banking. Our teams are creating innovations used across the globe. As the world’s most global bank, Citi provides an opportunity to touch every corner of the globe and ...

Frontend Engineer – Full Stack

Frontend Engineer – Full Stack London / Hybrid 3 days per week We're building a modern technology platform that applies data engineering and AI to a problem with real global consequence: proving trust and transparency in supply chains. Our work helps protect people from exploitation, give ...

Senior Lead Full Stack Engineer Cloud & AI UI

A leading global financial services firm in the United Kingdom is looking for a Senior Lead Software Engineer. You will join an agile team dedicated to building top-notch technology products that enhance business decisions. The role requires significant expertise in full stack development, especially with React ...

Senior Full Stack Engineer | Greenfield Builds | Hybrid Leeds

An award-winning technology consultancy in Leeds is seeking a Senior Software Engineer to build modern platforms with a collaborative engineering culture. You will work on greenfield projects utilizing modern technologies such as React, Vue, and Azure. This role offers hybrid working, career progression into Lea ...

Senior Software Engineer Remote (AI‑Driven SaaS)

A technology company seeks a Senior Software Engineer to design, build, and optimize scalable software in a fully remote role. The ideal candidate will have expertise in Node.js, TypeScript, and React, along with hands-on experience in AWS serverless technologies. This position offers a salary of £70,000 to £80, ...

Senior Full Stack Engineer Fintech Platform Architect & AI CFO

A fintech startup is seeking a Senior Full-Stack Engineer to own the technical architecture for a platform revolutionizing cross-border finance. You will lead the development of a high-performance React/TypeScript dashboard and build multi-currency wallets using cutting-edge technologies. The ideal candidate has ...

AI First Full Stack Engineer Path to CTO Equity

A financial technology company is seeking an experienced Senior Full Stack Engineer to lead the transition to an AI-native platform. You will build a full-stack TypeScript application, develop AI document ingestion layers, and manage the cloud infrastructure. Candidates should have over 5 years of full-stack exp ...

Senior Full Stack Engineer Unity, AWS & AI

Movetru® in Belfast is looking for a Senior Engineer to lead full-stack development across Unity-based applications, AWS backend, and React web platform. This role involves owning architectural decisions, mentoring, and collaborating closely with designers and sports scientists. The ideal candidate has substanti ...

Principal Cloud Native Software Engineer (AWS)

Overview Principal Software Engineer - Manchester Manchester, UnitedKingdom Posted about 2 months ago This is a job posted by our partner Jooble Below is a snippet of the job description. To read the full text, please click on the Apply Now link. Related Roles ...

Principal Software Engineer Manchester in Manchester Accenture

Overview Principal Software Engineer - Manchester Manchester, UnitedKingdom Posted about 2 months ago This is a job posted by our partner Jooble Below is a snippet of the job description. To read the full text, please click on the Apply Now link. Related Roles ...

Remote Junior Java Developer – Fintech, Equity Options

WorksHub is hiring a Junior Java Developer to join a leading fintech firm based in Central London. This home-based role comes with a competitive salary of up to £60,000 plus benefits and options. Ideal candidates will have a strong foundation in Core Java with a Degree in Computer Science and an interest in mobi ...

Senior QA Automation Engineer — Lead Testing Strategy

A technology firm in Greater London seeks a Senior QA Automation Engineer to lead quality initiatives and improve automation frameworks. This role includes mentoring engineers and establishing testing standards within Agile teams. The ideal candidate will have significant experience in QA, expertise in test auto ...

Senior Lead Engineer, Post Trade Blockchain & Cloud

A global financial markets provider seeks a Senior Lead Engineer to play a critical role in developing cloud-based market infrastructure. This position emphasizes engineering excellence and requires strong skills in advanced Java, microservices, and agile methodologies. Candidates should be familiar with cloud p ...

Senior Lead Full Stack Engineer: Secure, Scalable Web Apps

A global financial services leader is seeking a Senior Lead Full Stack Software Engineer to contribute to its Cybersecurity team. This role involves designing and developing scalable web applications while ensuring quality and user experience. Candidates should have extensive experience in software engineering, ...

Senior QA Engineer Non Functional & Automation Lead

TXP is seeking a Senior QA Engineer (Non-Functional Testing) to join HMRC's delivery team in Newcastle. This role involves driving quality across the SDLC, implementing automated testing strategies, and working closely with Agile teams. The ideal candidate will have strong experience in non-functional ...

Senior Production Management Engineer — Hybrid (London)

Citibank (Switzerland) AG is seeking a Senior Engineer in Production Management to lead software development initiatives in London. This hybrid role requires strong Java programming skills, leadership in engineering practices, and the ability to implement CI/CD principles. Successful candidates will drive innova ...

Lead Software Development Team C#/React, SQL, Agile

Requirements STEM subject from a Russell Group or Red Brick University Experience leading software development teams Knowledge of either C# or React Strong experience with SQL Source control, ideally Git Agile Advantageous Experience ...

Lead Dev Team – SaaS Platform (C#, .NET, React)

A growing SaaS company in Manchester is looking for a Dev Team Lead to join their dynamic tech department. You'll lead a talented team focused on developing their flagship software platform, ensuring high-quality coding standards and rapid deployment in an Agile environment. The role offers a competitive salary ...

React Native Lead Developer Hybrid (London) iOS/Android

A leading digital agency in London is seeking a talented React Native App Lead to provide technical leadership for their digital initiatives. This newly created role offers the opportunity to design, develop, and maintain mobile applications across iOS and Android platforms. You will ensure that digital solution ...

Lead Frontend Developer React / Javascript / Agile £90,000 + Bonus

Job Description Our customer is currently looking for a Lead Frontend Developer who is ready to take entire ownership and bring technical leadership to the frontend technology stack. Day to day you will work with other frontend engineers in the organisation to make sure the frontends are built wi ...

Tech Lead Frontend for Greenfield React/TypeScript Platform

A technology company focused on Cloud solutions in Wigan is looking for a Tech Lead to shape a new front-end application. This role involves leading the technical direction, building responsive interfaces, and mentoring a team. Ideal candidates will have strong front-end skills, experience with modern frameworks ...

Hybrid React Native Mobile Developer Path to Lead

A prestigious technology firm in Weybridge is seeking a mid-senior React Native Mobile Developer to lead the development of in-house platforms for B2B and B2C applications. Ideal candidates will possess expert skills in React Native and React.js, along with a strong understanding of CSS, HTML, and Bootstrap. The ...

Technical Lead Climate Tech (Hybrid, Equity, React/TS)

ADLIB Recruitment | B Corp™ is seeking a Technical Lead/Lead Full-Stack Engineer in the West of England to help drive the transition away from fossil fuel heating. This role involves hands-on coding and technical leadership, shaping product strategy while working with a motivated team. The position offers a comp ...

Hybrid Mobile Tech Lead: Scale React Native Architecture

Parser is seeking a React Native Engineering Lead in London to define and lead the hybrid mobile delivery strategy across platforms. You will collaborate closely with iOS and Android Architects, ensure effective integration of React Native within the existing native applications, and provide technical leadership ...

Software Engineering Lead – PBSA Operations Platform (React, TypeScript)

About the Role We’re looking for a hands‑on Software Engineering Lead to help shape the future of our in‑house PBSA management platform. You’ll be a pivotal part of our product team, leading the engineering function while actively contributing code and technical solutions. This is ...

Software Engineering Lead – PBSA Operations Platform (React, TypeScript)

Location Mayfair, London Employment Type Full-time Tech Stack React, TypeScript, Node.js, SQL Server, CI/CD, GraphQL/REST About the Role We’re looking for a hands-on Software Engineering Lead to help shape the future of our in-house PBSA management p ...

Senior Staff Software Engineer, Time Engineering

Senior Staff Software Engineer, Time Engineering Gusto 08 August 2025 Join Gusto as a Senior Staff Software Engineer (Backend) on the Time engineering team and help shape the future of time management for businesses. You'll design, build, and scale high-performance APIs that power time trackin ...

Systematic & Credit Portfolio Trading Tool Developer, Assistant Vice President

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we ...

Lead/ Senior Control Systems Engineer

Lead / Senior Control Systems Engineer As a Lead / Senior Control Systems Engineer, you will work closely with our Regional Commerical Manager, you will be responsible for the full life cycle delivery of the project in both technical compliance and quality, from design and development through to programming, tes ...

Senior / Lead EC&I Engineer

Senior / Lead EC&I Engineer GlasgowAre you an EC&I Engineer with strong hardware design experience?Do you enjoy working across the full project lifecycle on complex energy projects?Are you ready to step into a senior or lead-level role with real responsibility?What's in it for you? ...

Senior / Lead EC&I Engineer

Senior / Lead EC&I Engineer GlasgowAre you an EC&I Engineer with strong hardware design experience?Do you enjoy working across the full project lifecycle on complex energy projects?Are you ready to step into a senior or lead-level role with real responsibility?What's in it for you? ...

Senior / Lead EC&I Engineer

Senior / Lead EC&I Engineer GlasgowAre you an EC&I Engineer with strong hardware design experience?Do you enjoy working across the full project lifecycle on complex energy projects?Are you ready to step into a senior or lead-level role with real responsibility?What's in it for you? ...

Team Lead/Senior Structural Engineer

Are you a Chartered Structural Engineer with a passion for leading teams and delivering innovative designs across the residential, education, and hospitality sector. What You’ll Be Doing: Lead and manage structural engineering teams to deliver high-quality designs on residential, ed ...

Senior Systems Engineer & Analysis Lead

A leading technology provider in Templecombe is seeking a Systems Engineer to manage the Systems Engineering Process and provide technical leadership. This role involves defining designs, interfacing with clients, and ensuring quality metrics are met. Ideal candidates should have experience in Systems Engineerin ...

Senior Fire Engineer & Design Lead

A leading engineering firm in the UK seeks an Associate Fire Engineer. You will work on diverse projects ensuring fire safety in innovative architectural designs. The ideal candidate will hold a relevant engineering degree and have extensive experience in fire engineering consultancy. WSP offers a supportive env ...

Senior Software Engineer & Engineering Lead

A global financial administration leader is seeking a Lead Software Developer to build and mentor an engineering team in Edinburgh. Responsibilities include high-quality solution delivery and collaboration with various stakeholders. The role offers opportunities for continuous learning and development while ensu ...

Structural Design Engineer (Lead & Senior)

****Job Description:********SECURITY CLEARANCE:**** Eligibility to gain BPSS check (including a criminal record check) ****TRAVEL REQUIRED:**** Occasional travel within UK and international ****LOCATION:**** Broughton (hybrid working available - subject to role requirements)****TYPE:**** Full time ****WHAT'S IN ...

Senior Project Design Engineer Lead

FINTEC recruit is supporting hiring for a Senior Project Design Engineer Lead . This is a permanent role based in Brighton, working 37 hours per week Monday to Friday, Hybrid working opportunity. Salary is negotiable depending on experience with a range from £50,000 up to circa £74,000 plus benefits ...

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