Lead Software Developer Python 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

C# /.Net Developer – Remote / Home Based

Description C# / .Net Developer (Mid-Level to Senior) – Full Time, Permanent – Remote / Home Based – Competitive Salary – Negotiable. We are looking for several experienced C# .Net Developers to work remotely with an expanding software business who are based in Norwi ...

Senior Full Stack Developer_Immediate joiners

Work with Global OrganizationFlexible work environmentAbout Our ClientThis opportunity is with a large organization operating in the energy and natural resources industry. The company is known for its expertise in power generation and its commitment to delivering innovat ...

Senior Software Engineer, AI/ML Integration (27640)

This engineering software company is integrating AI and machine learning features into its application suite, and seeks a skilled traditional software engineer with experience working on similar projects. You will have architected, developed, and maintained robust, scalable software prior to the bu ...

Software Engineer – Machine Control/Automation

Software Engineer – Machine Control / AutomationLocation: CambridgeSalary: £40,000 – £70,000 DOEWe are working with a cutting-edge technology company developing advanced scientific instrumentation within the life sciences sector. This is a hands-on Software Engineer role where you will be wor ...

Research Analyst – 29764

Overview Key Duties (Including but not limited to): Develop and document proprietary software packages that integrate third‑party modelling software with the company’s existing software/databases. Software analysis of advanced scientific data to model potential catastrophi ...

Research Analyst – 29764

OverviewKey Duties (Including but not limited to):Develop and document proprietary software packages that integrate third party modelling software with the company’s existing software/databasesSoftware analysis of advanced scientific data to model potential catastrophic e ...

Research Analyst – 29764

OverviewKey Duties (Including but not limited to):Develop and document proprietary software packages that integrate third party modelling software with the company’s existing software/databasesSoftware analysis of advanced scientific data to model potential catastrophic e ...

ML Engineer: AI Platform & Deployment Hybrid London

A leading global quantitative fund is looking for a Machine Learning Engineer to enhance how models are built and deployed. The role combines solution architecture, software engineering, and infrastructure, emphasizing automation and CI/CD for machine learning. Responsibilities include improving development stan ...

Head of AI & Optimisation Hybrid (3 days/wk)

A technology development company in the UK seeks a Mid-Senior Level Engineer for algorithm development. The ideal candidate will have a relevant degree or Ph.D. and proficiency in software development utilizing Python, C++, or C#. Responsibilities include optimizing metaheuristic algorithms along with coding and ...

Finance Data Engineer

Overview Please note: we are offering this position as a fixed term contract. Who We Are Moneycorp powers global payments for corporates, institutions and high net worth individuals, combining worldwide reach with local expertise. With over 45 years of market experience, ...

Full Stack Engineer AI Enabled – Senior 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 bu ...

Java Full Stack Developer (Frontend Focus) Farnborough, UK Fulltime Hybrid London

Java Full Stack Developer (Frontend Focus)- Farnborough, UK - Fulltime Hybrid - London Reference Code: -en_GBContract Type:PermanentProfessional Communities: Software EngineeringJob Title: Java Full Stack Developer (Frontend Focus) Hybrid: 2 -3 days a week working ...

Site Manager

Site ManagerLocation: Wigston, Leicestershire, East MidlandsJob Type: Contract, Full-Time Hours 7:30 - 16:30 Monday - FridayStart date: 8th May 2026Duration: 4-weeksSalary: £260 - £265 per day<strong ...

Site Manager

Site ManagerLocation: Wigston, Leicestershire, East MidlandsJob Type: Contract, Full-Time Hours 7:30 - 16:30 Monday - FridayStart date: 8th May 2026Duration: 4-weeksSalary: £260 - £265 per day<strong ...

Site Manager

Site ManagerLocation: Wigston, Leicestershire, East MidlandsJob Type: Contract, Full-Time Hours 7:30 - 16:30 Monday - FridayStart date: 8th May 2026Duration: 4-weeksSalary: £260 - £265 per day<strong ...

Site Manager

Site ManagerLocation: Wigston, Leicestershire, East MidlandsJob Type: Contract, Full-Time Hours 7:30 - 16:30 Monday - FridayStart date: 8th May 2026Duration: 4-weeksSalary: £260 - £265 per day<strong ...

Secrets Engineer

Standardization & Governance At Graphcore, we’re building the future of AI compute. We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale. As part of the SoftBank Gro ...

Secrets Engineer New Bristol, UK

At Graphcore, we’re building the future of AI compute. We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale. As part of the SoftBank Group, backed by significa ...

Senior Developer .NET/C# – Roosendaal – Hybrid

Are you a creative and analytically strong Senior .NET/C# Developer ? At Active Ants (soon to become Paxon) in Roosendaal, you will work on Maya , our self-developed Warehouse Management System, and on the services that connect more than 300 webshops to our fulfilment environm ...

Staff AI Engineer

About the Position As a Staff AI Engineer, you’ll serve as a technical leader for our LLM‑powered products at the forefront of marketing and advertising technologies. You’ll own critical architectural decisions, set quality bars, and lead multi‑team initiatives that drive measurable outcomes. </p ...

Product Manager Cloud Native

Overview Join to apply for the Product Manager - Cloud Native role at Canonical . Location This role will be based remotely in the EMEA region. You will be expected to be based in this region. Role context Canonical is a leading provider of open sourc ...

Senior Full Stack Developer (C# ASP.NET, JavaScript) Remote

ENVIRONMENT:Our client is a rapidly expanding international consultancy specializing in bespoke software development and digital transformation solutions for a diverse corporate clientele. They are currently seeking a Senior Full-Stack C# ASP.NET Developer, which is a key technical position within ...

Senior Full Stack Developer (C# ASP.NET, JavaScript) Remote

ENVIRONMENT:Our client is a rapidly expanding international consultancy specializing in bespoke software development and digital transformation solutions for a diverse corporate clientele. They are currently seeking a Senior Full-Stack C# ASP.NET Developer, which is a key technical position within ...

Salesforce Team Lead to Global Architecture Leader

A global healthcare technology provider in Skelmersdale seeks a Salesforce Team Lead to lead and scale Salesforce solutions. This permanent hybrid role offers the opportunity to design enterprise-grade solutions and grow into an architecture leadership position. Ideal for a Senior Salesforce Developer or Technic ...

Technical Lead

Technical Lead £90,000 (DOE) + benefits Liverpool (hybrid) Hyperloop Recruitment are working with a leading client based in Liverpool who are seeking a Technical Lead to join their team.The role would suit a fully hands-on Lead Developer with a ...

Head of Cloud Engineering

WHO WE ARE At CloserStill, we strive to deliver the best. We’re on a mission to be the most dynamic B2B events and communities business in every market we serve, bringing people together to learn, connect and grow. Operating across five regions, we power over 200 market‑leading events, pu ...

Head of Cloud Engineering

CloserStill Media | London | Hybrid WHO WE ARE: At CloserStill, we strive to deliver the best. We’re on a mission to be the most dynamic B2B events and communities business in every market we serve, bringing people together to learn, connect and grow. Operating across five regions ...

Head of Cloud Engineering

CloserStill Media | London | Hybrid WHO WE ARE: At CloserStill, we strive to deliver the best. We’re on a mission to be the most dynamic B2B events and communities business in every market we serve, bringing people together to learn, connect and grow. Operating across five regions ...

Head of Cloud Engineering

WHO WE ARE At CloserStill, we strive to deliver the best. We’re on a mission to be the most dynamic B2B events and communities business in every market we serve, bringing people together to learn, connect and grow. Operating across five regions, we power over 200 market‑leading events, pu ...

Senior Frontend Engineer / Full Stack Product Engineer Energy

Senior Product Engineer, Full Stack - Energy Permanent London, hybrid The opportunity Our client is hiring a Senior Product Engineer, Full Stack, to help build the next generation of customer-facing software in the energy market. Operating in a complex, high-value ...

Senior Product Engineer, Full Stack Energy

Job Description Do you have the skills to fill this role Read the complete details below, and make your application today.Senior Product Engineer, Full Stack - Energy £70,000 to £95,000 Permanent London, hybrid The opportunity Our client is hiring a Senior Pro ...

Senior Product Engineer, Full Stack Energy

Senior Product Engineer, Full Stack - Energy£70,000 to £95,000PermanentLondon, hybridThe opportunityOur client is hiring a Senior Product Engineer, Full Stack, to help build the next generation of customer-facing software in the energy market.Operating in a complex ...

Contract Front End Developer Contract Angular Developer HOME BASD REF 1045

Contract Front End Developer – Contract Angular Developer – HOME BASD – REF 1045 Angular (a.k.a., Angular 2 or Angular 2+ or Angular any-number-between-2-&-14) Any frameworks including: Jasmine, Redux, npm, rxjs, webpack, Angular Materials, Angular DataTables, svg. Complimentar ...

Junior Developer and Developer roles Elevate Programme Belfast hybrid Spring 2026

Vantage Point Global (VP) is a talent consultancy established in 2014 to support top-tier clients in building their talent pipeline. VP provides opportunities for all, hiring exceptional, diverse talent who are supported and developed throughout their career journey at VP, enabling them to be highly effective ...

Junior Developer and Developer roles Elevate Programme Belfast hybrid Spring 2026

Vantage Point Global (VP) is a talent consultancy established in 2014 to support top-tier clients in building their talent pipeline. VP provides opportunities for all, hiring exceptional, diverse talent who are supported and developed throughout their career journey at VP, enabling them to be highly effective ...

Audio SW Test Engineer

My client is a market leader and a globally respected brand in the design and development of audio devices and technology. They’re currently looking to hire an experienced Audio Software Test Engineer to join their test/QA team to focus on delivering the next generation of their products. This team f ...

Audio SW Test Engineer

My client is a market leader and a globally respected brand in the design and development of audio devices and technology. They’re currently looking to hire an experienced Audio Software Test Engineer to join their test/QA team to focus on delivering the next generation of their products. This team f ...

Engineering Lead, Scale

About Airwallex Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 200,000 businesses worldwide – including Brex, Rippling, Navan, Qantas, SHEIN and many more – with full ...

Senior Software Engineer (Design System)

Overview Senior Software Engineer (Design System) role within the Design System team. The role focuses on building and evolving a shared UI component library and related assets used by multiple product teams. You will translate design intent into high‑quality, accessible, and reusable comp ...

Senior Systems Engineer – Performance & Reliability Bristol, UK

Senior Systems Engineer – Performance & Reliability Bristol, UK About Graphcore How often do you get the chance to build a technology that transforms the future of humanity? Graphcore products have set the standard in made-for-AI compute hardware and software, gain ...

Senior Cloud Engineer (K8S)

About Graphcore How often do you get the chance to build a technology that transforms the future of humanity? Graphcore products have set the standard in made-for-AI compute hardware and software, gaining global attention and industry acclaim. Now we are developing the next generation of ...

Golang Engineer

Canonical is a leading provider of open-source software and operating systems for global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the world's ...

Golang Engineer

Canonical is a leading provider of open-source software and operating systems for global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the world's ...

Senior SDET: Embedded & IoT Test Automation Leader

A leading technology-driven organization in the United Kingdom is seeking a highly skilled Senior Software Development Engineer in Test (SDET). The role involves driving automation excellence across embedded and connected device platforms, with a focus on developing and maintaining automation frameworks. The ide ...

Senior C++ Engineer – Cheltenham, SC Cleared

iO Associates is seeking a Senior C++ Engineer based in Cheltenham, England. The role involves leading end-to-end projects and tackling complex problems in software defined radio. Candidates should be open to using Python for tooling and automation. Experience in Security, Defence, or Financial Services is a sig ...

Scientific Software Engineer: Frontier Compiler & HPC

Humand Talent seeks a Scientific Software Engineer to explore new computation models and programming languages. This role is rooted in deep technical engagement, where you'll develop a sophisticated compiler stack and collaborate across disciplines. Ideal candidates have a strong background in computer science, ...

ML Engineer: AI Platform & Deployment Hybrid London

A leading global quantitative fund is looking for a Machine Learning Engineer to enhance how models are built and deployed. The role combines solution architecture, software engineering, and infrastructure, emphasizing automation and CI/CD for machine learning. Responsibilities include improving development stan ...

Head of AI & Optimisation Hybrid (3 days/wk)

A technology development company in the UK seeks a Mid-Senior Level Engineer for algorithm development. The ideal candidate will have a relevant degree or Ph.D. and proficiency in software development utilizing Python, C++, or C#. Responsibilities include optimizing metaheuristic algorithms along with coding and ...

Backend Engineer for AI Driven Sports Analytics

A leading sports analytics company in the UK is seeking a Backend Software Engineer to join their team. This role involves developing innovative insights for tennis analytics, managing databases, and deploying APIs for broadcast partners. Ideal candidates will have experience in Python, cloud technologies like A ...

Hybrid Ultra Low Latency Trading Systems Engineer

A leading algorithmic trading firm in London seeks a skilled Software Engineer to join their world-class engineering team. In this hybrid role, you will design and optimize high-performance trading platforms, collaborating closely with top-tier engineers and quants. Ideal candidates have a degree in Computer Sci ...

🚀 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

    Lead Software Developer Python Jobs in United Kingdom Job Search Guide, Trends and Insights