Senior Lead Fullstack Engineer React Java Python Aiml Jobs in UK

Professional job seekers finding United Kingdom jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

Lead Python Engineer Scale New Lending Products (Hybrid)

A financial technology company in Greater London is seeking a Lead Python Engineer to lead a team and develop new lending products. This hands-on role combines technical leadership with team management, focusing on building production-grade Python services. The ideal candidate will have experience in Python prod ...

Lead AI/Python Engineer (+ Equity) at LightWork AI

Job Title Lead AI/Python Engineer Company Description LightWork AI - Fast-growing AI startup transforming real estate technology Location London, UK Job Description Join LightWork AI in London to lead the full lifecycle of AI development. You ...

Lead Python Software Engineer – Asset Management Data Platform

Join us to shape the future of data and analytics at JPMorgan Chase. You'll design and deliver technology solutions that directly impact our Asset & Wealth Management business. Collaborate with talented colleagues in an inclusive, agile environment where your expertise and ideas are valued. We empower you ...

Lead Python & Test Automation Engineer | Cloud & CI/CD

A leading global financial services firm is seeking a Lead Software Engineer to enhance and deliver technology products. The role involves developing high-quality production code, leading technical troubleshooting, and contributing to software operational stability. Candidates should have strong experience in Py ...

Lead Python Software Engineer – Asset Management Data Platform

Join us to shape the future of data and analytics at JPMorgan Chase. You’ll design and deliver technology solutions that directly impact our Asset & Wealth Management business. Collaborate with talented colleagues in an inclusive, agile environment where your expertise and ideas are valued. We empower you ...

Lead Python Software Engineer Asset Management Data Platform

Join us to shape the future of data and analytics at JPMorgan Chase. You'll design and deliver technology solutions that directly impact our Asset & Wealth Management business. Collaborate with talented colleagues in an inclusive, agile environment where your expertise and ideas are valued. We empower you ...

Lead Python Software Engineer – Asset Management Data Platform

Join us to shape the future of data and analytics at JPMorgan Chase. You’ll design and deliver technology solutions that directly impact our Asset & Wealth Management business. Collaborate with talented colleagues in an inclusive, agile environment where your expertise and ideas are valued. We empower you to ...

Lead Python Software Engineer – Asset Management Data Platform

Join us to shape the future of data and analytics at JPMorgan Chase. You’ll design and deliver technology solutions that directly impact our Asset & Wealth Management business. Collaborate with talented colleagues in an inclusive, agile environment where your expertise and ideas are valued. We empower you to ...

Lead Software Engineer

Lead Software Engineer - .NET / Azure / React - Remote FirstAre you the kind of Lead Software Engineer who enjoys taking a fairly messy collection of systems, data feeds, portals, and legacy platforms… and gradually turning it into something modern, scalable, and genuinely slick?Maybe even enjoy the chal ...

Software Engineer (Full stack) Manchester, UK

With a new injection of funding into the company, we are now looking to significantly grow our product & engineering team. This is a unique opportunity to be a core member of a high-performance team scaling an AI HealthTech company. As a full-stack software engineer, you will be responsible for designing a ...

Software Engineer (Full stack) Manchester, UK

With a new injection of funding into the company, we are now looking to significantly grow our product & engineering team. This is a unique opportunity to be a core member of a high-performance team scaling an AI HealthTech company. As a full-stack software engineer, you will be responsible for designing a ...

Front End Developer React in Telford Experis UK

Skills Requirement For The Front End Developer Role React frameworks - Have worked with the latest React frameworks. Material-UI (MUI) - Have experience in developing applications consuming the MUI React component library. End-to-End testing (E2e) - Have experience testi ...

Lead Full Stack Engineer – Active SC, AWS

Lead Full Stack Engineer – Active SC, AWS£Market Rate – Inside IR35Remote6 monthsMy client is an instantly recognisable consultancy who require Lead Full Stack Engineers to join a business-critical programme for an end client within the public sector.Key Requirements:Provenmercial experience working as a Lea ...

Lead Full Stack Engineer – Active SC, AWS

Lead Full Stack Engineer – Active SC, AWS£Market Rate – Inside IR35Remote6 monthsMy client is an instantly recognisable consultancy who require Lead Full Stack Engineers to join a business-critical programme for an end client within the public sector.Key Requirements:Provenmercial experience working as a Lea ...

Senior Backend Engineer — Scalable Systems, Remote

A cybersecurity intelligence platform is seeking a Senior Software Engineer to design, build, and scale core systems for their vulnerability intelligence platform. The role is remote-friendly, with a preference for candidates in Cheltenham, UK. Responsibilities include owning critical services and developing sca ...

Hands On Penetration Engineer: Offensive Security Lead

Arcus Search is seeking a Senior Offensive Security Engineer in Greater London to enhance their security efforts. This hands-on role involves penetration testing, vulnerability assessment, and collaboration with engineering teams. Candidates should have solid experience in offensive security, familiarity with Ja ...

Senior Backend Engineer Scalable Distributed Systems

Wise is looking for a Senior Software Engineer I to work on Account Communications in London. You'll improve delivery reliability and evolve platform infrastructure. Ideal candidates will know backend languages like Java, Kotlin, Python, or Go. Strong experience in designing scalable systems is required. Compens ...

Senior VP, AI Driven Full Stack Engineering

hackajob is seeking a Senior Vice President, Full Stack Engineer for BNY in Manchester. The role involves defining technology strategy, championing AI-driven development practices, and overseeing modernization initiatives. Successful candidates will have a Bachelor's degree, strong Java development skills, and h ...

Hands On Penetration Engineer: Offensive Security Lead

Arcus Search is seeking a Senior Offensive Security Engineer in Greater London to enhance their security efforts. This hands-on role involves penetration testing, vulnerability assessment, and collaboration with engineering teams. Candidates should have solid experience in offensive security, familiarity with Ja ...

Senior Full Stack Engineer – Cloud & Incident Response Lead

A technology firm in Leeds is looking for a Senior Full Stack Engineer to support and enhance a diverse range of applications. You will handle business-as-usual operations and contribute to complex incident management. The ideal candidate should have strong knowledge in Java, Python, NodeJS, or C#, and experienc ...

Senior Full Stack Engineer: Lead Public Sector Solutions

A digital transformation consultancy in Altrincham is seeking a Senior Full Stack Software Engineer to design and deliver digital solutions for public sector challenges. The role requires ownership of delivery, strong expertise in .NET, Java, or Python, and mentoring skills. The ideal candidate will thrive in a ...

Senior Software Engineer Biotech Instrumentation

A growing biotech business in the UK is seeking a Senior Software Engineer to develop advanced instrumentation platforms for antibody discovery and protein analysis. You will design and develop software, contribute to instrument control, and troubleshoot embedded software. The ideal candidate has over 5 years of ...

Senior Embedded Software Engineer – C/C++, Python & SQLite

Java Script Works is searching for a Senior Embedded Software Engineer to join their team in Eastleigh, United Kingdom. This full-time role requires a Bachelor’s degree in engineering and extensive software development experience, particularly in C++. Familiarity with tools like Node.js, Python, and SQLite is de ...

Senior Software Engineer Biotech Instrumentation

A growing biotech business in the UK is seeking a Senior Software Engineer to develop advanced instrumentation platforms for antibody discovery and protein analysis. You will design and develop software, contribute to instrument control, and troubleshoot embedded software. The ideal candidate has over 5 years of ...

Senior Full Stack Engineer: Lead Public Sector Solutions

A digital transformation consultancy in Altrincham is seeking a Senior Full Stack Software Engineer to design and deliver digital solutions for public sector challenges. The role requires ownership of delivery, strong expertise in .NET, Java, or Python, and mentoring skills. The ideal candidate will thrive in a ...

Senior Full Stack Engineer – Cloud & Incident Response Lead

A technology firm in Leeds is looking for a Senior Full Stack Engineer to support and enhance a diverse range of applications. You will handle business-as-usual operations and contribute to complex incident management. The ideal candidate should have strong knowledge in Java, Python, NodeJS, or C#, and experienc ...

Senior Backend Engineer Scalable Distributed Systems

Wise is looking for a Senior Software Engineer I to work on Account Communications in London. You'll improve delivery reliability and evolve platform infrastructure. Ideal candidates will know backend languages like Java, Kotlin, Python, or Go. Strong experience in designing scalable systems is required. Compens ...

Senior VP, AI Driven Full Stack Engineering

hackajob is seeking a Senior Vice President, Full Stack Engineer for BNY in Manchester. The role involves defining technology strategy, championing AI-driven development practices, and overseeing modernization initiatives. Successful candidates will have a Bachelor's degree, strong Java development skills, and h ...

Senior Backend Engineer — Scalable Systems, Remote

A cybersecurity intelligence platform is seeking a Senior Software Engineer to design, build, and scale core systems for their vulnerability intelligence platform. The role is remote-friendly, with a preference for candidates in Cheltenham, UK. Responsibilities include owning critical services and developing sca ...

Senior Software Engineer, Unified Platform (Data at Scale)

A leading trading firm is seeking a Senior Software Engineer to join their Unified Platform organization. You will develop innovative software solutions to process large-scale data, partnering closely with internal users. The ideal candidate has 2-3 years of experience in platform-level software development and ...

Senior Embedded Software Engineer – C/C++, Python & SQLite

Java Script Works is searching for a Senior Embedded Software Engineer to join their team in Eastleigh, United Kingdom. This full-time role requires a Bachelor’s degree in engineering and extensive software development experience, particularly in C++. Familiarity with tools like Node.js, Python, and SQLite is de ...

Full stack Engineer React, Typescript in Bristol ADLIB Recruitment

Expertise and Skills To be considered for this position, you should have expertise in React and Typescript. Additionally, you must possess skills in relational database design and SQL, along with experience in Node.js and REST APIs. Desirable skills include knowledge of Postgres, Tailwind, and Docker. ...

Senior Full Stack Tech Lead (React/.NET on Azure)

A technology staffing company is seeking a Tech Lead Full Stack in Edinburgh to lead a cross-functional team in migrating enterprise features from Angular to React and implementing a robust architecture using .NET Core on Azure. This mid-senior level role requires strong experience in leading full-stack teams an ...

Senior Tech Lead API First Backend & UI (C#/React)

Interact Software in Manchester is seeking a Tech Lead to oversee software engineering projects and lead a squad of developers. You will be the most senior technical expert, collaborating closely with Technical Architects and various stakeholders to deliver impactful software solutions. The ideal candi ...

Senior Full Stack Tech Lead (React/.NET on Azure)

A technology staffing company is seeking a Tech Lead Full Stack in Edinburgh to lead a cross-functional team in migrating enterprise features from Angular to React and implementing a robust architecture using .NET Core on Azure. This mid-senior level role requires strong experience in leading full-stack teams an ...

Senior Frontend Tech Lead React/JS for Scalable Trading

A major global financial institution is seeking a Software Engineer to join their F&O Execution Technology team in Greater London. You will play a crucial role in enhancing and delivering market-leading technology products. The ideal candidate will have over 8 years of experience in technology systems, with at l ...

Remote Senior Front End Tech Lead – React & SaaS AI

The Hub/Danske Bank is seeking a Remote Software Engineer to manage client applications built in React and Python. Candidates should have over 7 years of experience, including 3 years at a senior level, and relevant experience in building enterprise-grade SaaS products. The position offers a starting salary of € ...

Lead II Software Engineering Senior React Native Developer Remote

Job Title: Senior React Native Developer Location: Remote (Nottingham, UK) Experience: 5+ Years Employment Type: Fixed-term employment contract (12 months) We are looking for an experienced Senior React Native Developer to join our mobile development team. In this role, you ...

Lead MLOps Engineer — Scalable AI for Banking

A leading financial services firm based in Greater London is seeking a Lead Software Engineer - MLOps to design and deploy AI/ML solutions. The ideal candidate will have expertise in Java and Python, experience with cloud technologies, and a strong interest in generative AI. Join a collaborative team focused on ...

Lead Full Stack Engineer Public Sector, Hybrid

A digital transformation consultancy in the UK is seeking a Lead Full Stack Software Engineer to take overall technical ownership of high-quality, scalable digital solutions. The role involves leading Engineering teams, collaborating with clients, and driving innovation across services. Required skills include e ...

Principal Full Stack Engineer & Tech Leader (Cloud)

A leading consultancy firm in the UK is seeking an experienced Principal Full Stack Engineer to lead L2/L3 support teams. The ideal candidate will have expertise in Java, Python, Node.js, or C#, alongside substantial cloud architecture experience (AWS or Azure). This role emphasizes technical leadership, mentori ...

Lead Engineer, Enterprise AI — Build Scalable AI Solutions

Java Script Works is looking for a Lead Engineer – Enterprise AI in Hook, United Kingdom. This full-time role requires a strong background in Python or TypeScript and operational experience with internal products. The candidate will be responsible for ensuring that products are well maintained and supported whil ...

Lead MLOps Engineer — Scalable AI for Banking

A leading financial services firm based in Greater London is seeking a Lead Software Engineer - MLOps to design and deploy AI/ML solutions. The ideal candidate will have expertise in Java and Python, experience with cloud technologies, and a strong interest in generative AI. Join a collaborative team focused on ...

Principal Full Stack Engineer & Tech Leader (Cloud)

A leading consultancy firm in the UK is seeking an experienced Principal Full Stack Engineer to lead L2/L3 support teams. The ideal candidate will have expertise in Java, Python, Node.js, or C#, alongside substantial cloud architecture experience (AWS or Azure). This role emphasizes technical leadership, mentori ...

Principal Software Engineer, Personalisation & ML Systems

A leading UK retailer is seeking a Principal Engineer to lead technical strategy within the Personalisation product group. This role involves designing scalable systems for personalisation, recommendations, and machine learning features. The ideal candidate has a strong background in Java or Python, experience w ...

Lead Full Stack Engineer Public Sector, Hybrid

A digital transformation consultancy in the UK is seeking a Lead Full Stack Software Engineer to take overall technical ownership of high-quality, scalable digital solutions. The role involves leading Engineering teams, collaborating with clients, and driving innovation across services. Required skills include e ...

Senior Software Engineer, Git Storage — Remote

GitHub is looking for a Senior Software Engineer to join the Git Systems Engineering team. The role focuses on storing and serving Git repositories while improving the git code-hosting platform. Candidates should have 6+ years in Software Engineering with experience in multiple programming languages such as C, C ...

Senior Software Engineer, Git Storage — Remote

GitHub is looking for a Senior Software Engineer to join the Git Systems Engineering team. The role focuses on storing and serving Git repositories while improving the git code-hosting platform. Candidates should have 6+ years in Software Engineering with experience in multiple programming languages such as C, C ...

Senior/Principal Software Engineer

Senior/Principal Software EngineerApplication Deadline: 31 March 2026Department: Software EngineeringEmployment Type: PermanentLocation: Cheltenham (Hybrid)Compensation: £70,000 - £100,000 / yearDescri ...

Senior/Principal Software Engineer

Senior/Principal Software EngineerApplication Deadline: 31 May 2026Department: Software EngineeringEmployment Type: PermanentLocation: Cheltenham (Hybrid)Compensation: £70,000 - £100,000 / yearDescript ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

    Senior Lead Fullstack Engineer React Java Python Aiml Jobs in United Kingdom Job Search Guide, Trends and Insights