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

.NET Developer

.NET Developer - St Albans (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global video technology company with a strong presence in 17 countr ...

.NET Developer

.NET Developer, C# - Global Technology Brand - Chichester (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, WPF, React, Angular 19, Microservices, Azure, Web API 2, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client's fascinating sto ...

.NET Developer

.NET Developer, .NET 9 - Social Networking Site - Belfast (Tech stack: .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world's largest social-networking web site and the ...

Salesforce Developer

This range is provided by Ecotricity. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Location: Hybrid Salary Details: £40,000 - £60,000 About The Role The Ecotricity ...

iOS Developer

The Product Team creates high-quality end-to-end experiences for travelers, partners, and Expedia Group. Our focus on customer-centric innovation enables us to develop products that build loyalty and repeat business. We partner closely with teams across Expedia Group to drive growth and achieve results for ...

Backend Developer

Posted Thursday 16 October 2025 at 01:00 We’re looking for a Backend Developer who’s passionate about building reliable, high-performing systems and wants to keep learning and growing. You’ll join a tight-knit, cross-functional squad that owns its products from idea to delivery and works closely to ...

Java Developer

LOCATION: Leicester, Manchester or London CLEARANCE: 5 Years UK Residency Required We are actively looking to secure a Java Developer to join Experis. Experis Consultancy is a Global entity with a well-established team with over 1000 consultants on assignment ...

Senior Developer

We are looking for an experienced .NET/C# Developer to join a Front Office Commodities Markets IT team based in Central London. The role involves developing and supporting business-critical trading applications, working closely with Front Office users and global technology teams in a fast-paced financial m ...

Frontend Developer

9 working day fortnight policy Hybrid working from our Leeds office (minimum three days in the office) 28 days holiday inclusive of bank holidays Monthly wellbeing contribution (Juno) AI tooling budget (Claude Code Max) About Music Vine & Uppbeat </h3 ...

Dotnet Developer

Would you like to progress your career as a .NET Developer, working on a modern, web-based tech stack with continual learning and development opportunities as part of a diverse team in the countryside outskirts of Colchester. You could be joining a FinTech subsidiary to one of the UK’s biggest facil ...

Junior Developer

You are pioneering and innovative and want to be part of the cutting-edge and disruptive crypto-currency world You enjoy end-to-end application development from requirement collection to production support You are eager to learn new knowledge in both financial and technical fields </ ...

.NET Developer

.NET Developer, C# - Global Technology Brand - Wakefield (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, WPF, React, Angular 19, Microservices, Azure, Web API 2, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client’s fascinating story dates back to ...

.NET Developer

.NET Developer - Chelmsford (Tech stack: .NET Developer, .NET 9, C#, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over ...

.NET Developer

.NET Developer, .NET 9, C# - Computer Gaming Company - Sunderland (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect) Having sold over 100 million games consoles and over 500 mil ...

.NET Developer

.NET Developer - Global Fitness Movement - Hemel Hempstead (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect) Born in 2012 in California, our cli ...

Model Developer

Join to apply for the Energy Modeller role at Aurora Energy Research 1 day ago Be among the first 25 applicants Join to apply for the Energy Modeller role at Aurora Energy Research Aurora’s modelling team creates and ...

Asp.Net Developer

Consult with Purpose. Continuously Evolve. Architect Tomorrow. We are looking for Asp.Net who embody this mindset—professionals who collaborate with intent, grow through curiosity, and design solutions that stand the test of time. The places that you work from day to day will v ...

Scala Developer

Job Title: Scala Developer This role focuses on designing and delivering performance‑critical, data‑driven systems that support equities, cash, and stock loan trading. You will work on core trading and inventory platforms, contributing to next‑generation equity swaps initiatives, trade lifecycle au ...

Javascript Developer

This role would suit a Developer with a couple of years commercial experience,. Ideally gained in a product focussed engineering team who is keen to work full stack. This company support real commitment to a healthy work life balance with hybrid, flexible working alongside a collaborative, autonomous t ...

Java Developer

Join us as a Java Developer at Barclays where you'll spearhead the evolution of our digital landscape, driving innovation and excellence. You'll harness cutting-edge technology to revolutionise our digital offerings, ensuring unapparelled customer experiences. To be successful as a Java ...

Salesforce Developer

Platform Developer | Salesforce Marketing Cloud | Global Technology | Hybrid | £65,000 - £80,000 | London Are you a technically strong Salesforce Marketing Cloud specialist looking to deepen your platform expertise? Do you want to join one of the world’s most innovative technology br ...

Android Developer

Overview Senior Android Engineer Contract - Outside IR35 Hybrid role in London (ideally 2/3 days on site), 6 months initial engagement We’re partnered with a fast-growing, product-led fintech business and they are looking to find Senior Android Engineers to join their ...

VBA Developer

Job Title: vBA Developer Job Description We are seeking a Visual Basic / VBA Developer to support and enhance a set of business-critical legacy applications built on Microsoft Access with Visual Basic code, integrated with SQL Server and other legacy databases. The role primarily focuse ...

Frontend Developer

Working Pattern: Full-time (Hybrid – 3 days onsite) Security Clearance: Must be eligible for SC and DV Clearance Overview An industry-leading digital and cyber consultancy within the defence and national security space is seeking a Front-End Developer to jo ...

Systems Developer

DriveWorks HQ, Warrington, United Kingdom Full-time, Monday to Friday, 9am-5:30pm About the role We’re looking for a Systems Developer to join our growing Systems team in Warrington. If you enjoy solving problems, building robust, scalable systems, and working across a mix of technol ...

Java Developer

LOCATION: Leicester, Manchester or London CLEARANCE: 5 Years UK Residency Required We are actively looking to secure a Java Developer to join Experis. Experis Consultancy is a Global entity with a well-established team with over 1000 consultants on assignment ...

iOS Developer

Location: Remote/Leeds, 1 day per week in the office required. Contract: Start ASAP Summary Counter is proud to be supporting the growth and development of BigChange’s mobile squads. We’re looking for one experienced Mobile Engineers (iOS) to join the project as pa ...

Java Developer

LOCATION: Leicester, Manchester or London CLEARANCE: 5 Years UK Residency Required We are actively looking to secure a Java Developer to join Experis. Experis Consultancy is a Global entity with a well-established team with over 1000 consultants on assignment ...

Dynamics Developer

Ready to be part of a digital transformation that directly impacts thousands of lives? At Transport for Greater Manchester (TfGM), we’re on a mission to reimagine our city’s transport system, and we need passionate engineers to make it happen. If you thrive on tackling complex challenges, bringing user-foc ...

C++ Developer

Location(s): UK, Europe & Africa: UK: Gloucester BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and comme ...

.NET Developer

.NET Developer - Fastest Growing Social Media Firm - Glasgow (Tech stack: .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect) Our client is on a quest to transform how people discover, view and share content ...

.NET Developer

.NET Developer - Southampton (Tech stack: .NET Developer, .NET 9, C#, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We have several fantastic new roles for .NET ...

.NET Developer

.NET Developer, .NET 9, C# - Global Internet Icon - Bath (Tech stack: .NET Developer, .NET 9, C#, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client has long been a classic internet icon; today it has evolved in ...

Java Developer

I'm working with a client who are looking for an engineer with solid Java Spring Boot skills and hands‑on experience owning cloud migrations, primarily on AWS.Key info:Contract: Initial 3 months, with a strong likelihood of 6-9 months extensionStart date: ASAPDay rate: £540Inside IR35 ...

Java Developer

Avanti is working with a long-established UK software business based in Blackburn who is looking for a Software Developer to join its growing development team.This is an excellent opportunity for a Java Developer who enjoys solving technical problems, modernising systems and contributing ideas within a c ...

Senior Developer

You will join a team of software developers building desktop and mobile application software. The role is based at the companys office in Plymouth, Devon. Our teams use a range of technologies including C++, C# and Xojo, targeting Windows, macOS, iOS and Android. You will be involved in writing code to solve pro ...

C++ Developer

Are you a C++ engineer who thrives on solving real-world problems? This is a unique opportunity to join a cutting-edge robotics company building autonomous systems operating in complex, unpredictable environments.You’ll be working hands-on with advanced robotics, developing high-performance software that ...

C++ Developer

Hexwired is supporting a cutting-edge team delivering advanced AI systems in secure environments. We are looking for C++ developers with active DV clearance to work on high-impact, mission-critical projects.Key requirements: * Strong experience in C++ or Machine Learning * Active DV cle ...

Graduate Developer

Hexwired is supporting a highly specialised technology company seeking C++ Developers at both graduate and senior level to work on advanced, security-focused systems.This is an opportunity to work on signal and image processing applications within a high-assurance environment.Key responsibilities ...

Senior Developer

Hexwired is supporting a highly specialised technology company seeking C++ Developers at both graduate and senior level to work on advanced, security-focused systems.This is an opportunity to work on signal and image processing applications within a high-assurance environment.Key responsibilities ...

AI Developer

AI Engineer Programme Job Support Included Complete online training designed to take you from beginner level to your first AI Engineer role. Study part-time, build practical artificial intelligence and machine learning skills, and receive dedicated job support to help you secure employment. The Programme ...

AI Developer

AI Engineer Programme Job Support Included Complete online training designed to take you from beginner level to your first AI Engineer role. Study part-time, build practical artificial intelligence and machine learning skills, and receive dedicated job support to help you secure employment. The Programme ...

AI Developer

AI Engineer Programme Job Support Included Complete online training designed to take you from beginner level to your first AI Engineer role. Study part-time, build practical artificial intelligence and machine learning skills, and receive dedicated job support to help you secure employment. The Programme ...

Siebel Developer

SC Cleared/Clearable Siebel Developer - 6 months+ - £530-630pd Inside IR35 DOE- Surrey Role Responsibilities You will play a hands-on role in the design, development and support of a bespoke Siebel CRM implementation. Responsibilities include: Enhancing and maintaining Siebel applications within a secure, high- ...

Java Developer

Java Developer - Java - AWS - Angular Leeds (Hybrid) Permanent £80,000 - £90,000 (DOE) Java Developer with Java , AWS & Angular needed for a permanent career opportunity based in Leeds (Hybrid). Start ASAP ideally May/June 2026. Hybrid Working - 2 days/week remote (WFH), and 3 days/week working on-site from th ...

AI Developer

AI Engineer Programme Job Support Included Complete online training designed to take you from beginner level to your first AI Engineer role. Study part-time, build practical artificial intelligence and machine learning skills, and receive dedicated job support to help you secure employment. The Programme ...

Java Developer

Java Developer - Up to 60K + Bonus We're working with a global technology consultancy delivering secure, large-scale digital transformation programmes across multiple industries. Theyre looking for a Java Developer to join a growing engineering team building modern, cloud-based microservices platforms. This role ...

Delphi Developer

We are seeking an experienced Delphi / SQL Developer to join our client's growing development team and work on large-scale, business-critical enterprise applications used by global clients. This is a senior technical role focused on maintaining, enhancing, and modernising a complex Delphi-based system with a str ...

C++ Developer

C++ Developer £40000-55000 GBP Bonus Scheme, Pension Onsite WORKING Location: Manchester, North West - United Kingdom Type: Permanent C++ Developer Manchester SC Eligible (5 Years UK Residency) Permanent - Up to £55,000 (On-Site) Looking for a role where your work actually matters ? Join a leading UK tech and se ...

Application Developer

Application Developer - Stock Management ApplicationContract Length: 3 monthsRate: £400 per day (Outside IR35)Location: Newark (1 day per week onsite) OverviewWe are seeking an experienced Application Developer to support the development of a stock management application. You'll w ...

🚀 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