Lead Python Developer 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

Senior Front End Developer

Senior Front-End DeveloperAn opportunity has arisen for a Senior Front-End Developer to join a market leading Fintech company. If you are excited about front-end features and have a passion for data, this is the ideal position for you! The front-end team is responsible for the delivery of the pr ...

Full Stack Developer Angular

Ref: Exciting opportunity to work in a truly Agile environment. Do you have a drive to meet and exceed customers' needs? Does the idea of working in collaboration and without boundaries excite you? If you enjoy the autonomy to get the job done but still have support when needed this is definitel ...

Software Developer Risk Technology

Position Overview:Risk Technology is a global team that designs, builds and maintains Squarepoint’s trading risk platform, which is responsible for trade capture, position management, profit/loss computation, inventory/locate management and internal order routing. These critical systems need to ...

Senior TypeScript UI Developer

Senior TypeScript UI Developer (FTC)Salary: £65,Contract: 18 monthsStart Date: ASAPLocation: Atherstone, Warwickshire (Hybrid, 2-3 days onsite for onboarding, then 1-2 days per month. Remote may be considered)About the RoleWe are look ...

Software Developer Risk Reliability

Position Overview:As a Reliability Software Engineer in the Risk team, you will play a critical role in ensuring the performance, stability and availability of the Risk software systems, as well as their day-to-day operations. Squarepoint's Risk platform is responsible for position managemen ...

Back End Software Developer

Description Back End Software Developer – Fully Remote Working – Salary – £50 – £65k (Negotiable) – Permanent A very exciting opportunity for experienced Back End / Azure Focussed Software Developers to work with one of the UK’s Top 50 scalable Tech Business’s operating in t ...

.NET Full Stack Developer

Job Description : Should have good knowledge in C Sharp , .Net , .NET Core , Microsoft SQL Server, Azure Should have 6+ Years of Experience ...

Own Brand Product Developer

Drive intake margin improvement through garment engineering and appropriate fabric selection and utilisation to ensure best possible prices without compromi ...

Senior Developer Business Central

Company DescriptionEstablished in 1987, QBS Software provides a platform for software companies and channel resellers to increase efficiency and achieve growth. We are a technology company with a focus on software - covering the enterprise, cloud and consumer markets. QBS ...

Full Stack Developer DEFRA

Senior Software Developer Location: Remote The Company: At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and facilitating ...

Backend Java Developer Freelance

Job descriptionWe are looking for a Senior Backend Java Developer to join the transformation of a strategic digital product enabling connectivity with external sales channels such as marketplaces, social commerce and quick-commerce platforms. The role focuses on contributing to a ...

Scientific Simulation Software Developer

About us At Wave Photonics, we are building a platform to enable and accelerate the development, mass production and adoption of integrated photonics technologies. Integrated photonics will be crucial in enabling a host of applications ranging from energy-efficient communications, wear ...

Core C++ Developer (London)

About G-20 Group G-20 Group is a leading cross-asset trading firm active in delta-one and derivatives markets. Established in 2010, G-20 offers liquidity solutions, treasury management, and institutional advisory services. We are supported by an outstanding team o ...

Sr. Data Developer Datasphere

Participate in projects ( Global SAP roll outs, process improvements, etc.)our client is a large organization operating in the life science industry,About Our ClientThis is a well-established organization in the Life Science industry, specializing in Medical Equipment an ...

C++/FPGA Developer – London

Salary: £200k + bonusSummaryThe positive feel of a start-up with the benefits that come with a more established player, this leading quant firm is looking for exceptional C++/FPGA engineers. This role will be working on a very successful HFT desk within an elite global team ...

Senior Java Developer eTrading

DescriptionLocation: London, HybridRole Type: 12 Month ContractRate: £700 - £800 per dayDelta Capita is seeking a highly skilled Senior eTrading Developer to join our clients Global Markets Technology practice. This role will focus on developing a ...

Solution Developer, Merchandise Planning

At Board, we power financial and operational planning solutions for the world’s best brands.Thousands of enterprises use our technology to optimize resources, drive growth, and ensure profitability.With advanced analytics and forecasting, plus AI-driven insights, cus ...

Quantitative Developer/Research Engineer

Job Description Role Summary At Citadel Securities, a leading global market maker, our team of Quantitative Developers and Research Engineers partner with Quantitative Researchers to create and implement automated trading system software solutions that leverage sophisticated s ...

Digital Developer (Front End)

We’re a digital insurance provider with ambitious plans to become The Best and Biggest in the UK market. Over the past few years, we've made significant investments in our data and tech capabilities, particularly within our CIO function. Our CIO team is at the forefront of driving innovation and ensuring our ...

Graduate Technical Support Developer

IT Jobs Newbury, England £24999 - £25000 per annum Permanent Apply Now Graduate Technical Support Developer Graduate Technical Support Developer – C#, T-SQL, ASP.NetJob Type: Permanent Location: Home based but with regular travel to Newbury, Berkshire Post ...

C Sharp Developer (Blazor)

C# Developer – Farnborough, Hampshire – Hybrid (2 days onsite)£450–£500 per day (Inside IR35)Location:Hybrid working – 2 days per week in FarnboroughYou must live within 1 hour of travel to siteI am working with a highly regarded global financial services organisation who are looking for a C# D ...

Raw Materials Developer RTW

Raw Materials Developer RTWKensington Office, LondonReady-to-Wear /Permanent Full-Time /HybridBorn in 1971, the roots of Mulberry are in Somerset, England. For more than fifty years, Mulberry has been a British lifestyle brand, internationally acclaimed for quality and design capturing the M ...

Senior Full Stack Developer

Your role As a Senior Fullstack Developer, you will be supporting and working with the teams to deliver exceptional technology solutions and an outstanding customer experience in our Vehicle Payments Division. You will have a deep understanding of technology and a track record ...

Digital Learning Designer/Developer

Location: Reading Job Type: Contract Industry: Business Transformation Job reference: BBBH437231_1776672274 Posted: 26 minutes ago Digital Learning Designer / DeveloperLocation: Reading (Hybrid - 3 days per week on site) Rate: £450 per day (Umbrella) Cont ...

Java Full Stack developer

Position: Java Full Stack developerLocation: Manchester, UK (Hybrid-3 days a week from office)12 months contract positionThe RoleBuild and maintain Java-based microservices with Spring Boot, ensuring scalability and performance.Develop front-end applications using modern frameworks (Angular/R ...

Software Developer Commissioning Team

Company Description⚡️💡 About AssystemAt Assystem, our mission is to accelerate the energy transition worldwide. Our 8,000 Switchers blend historical engineering expertise with cutting-edge digital technologies to drive this change. Join us in revolutionizing the energy sector and making a signifi ...

Full stack Java developer

Position: Full stack Java developerLocation: Basildon, UK (5 days a week from office)6–12-month contract positionRole SummaryWe are looking for Full‑Stack Engineers with a strong backend foundation to help scale an existing merchant risk and compliance platform for multi‑regional deployment. The ...

WordPress Developer – Lincolnshire (Hybrid)

WordPress Developer – Lincolnshire (Hybrid)£35,000-£40,000We are working with an award-winning digital agency to recruit a talented WordPress Developer to join their growing technical team in Lincolnshire. This is an exciting opportunity to work on a wide variety of digital projects, including la ...

Algorithm Developer (Weapon Systems)

Join our Weapon System team at MBDA as an Algorithm Developer, working on innovative battle-winning technology.Salary: Circa £55,000 depending on experienceDynamic (hybrid) working: 4 days per week on-site due to workload classificationSecurity Clearance: British Citizen or a Dual UK national wit ...

IAM/Platform Engineer/Developer

Responsibilities will includeExperience automating application build, configuration, and maintenance within a Windows environmentStrong Ansible, PowerShell, Github and REST skillsStrong Windows operating system experience knowledgeStrong troubleshooting skillsProven experience of working ...

Graduate Full Stack Developer

Graduate Full Stack Developer - Derby based - up to c.£30,000The CompanyWe are partnered with a UK based AI company that develops an AI Powered Research Platform, designed to accelerated deep, evidence-based research. The company offers a high end research platform aimed at professional and front ...

Full Stack Java Developer

Job TitleJava DeveloperDay Rate£500/day - Inside IR35LocationRemote - Occasional LondonDuration6 months (with view to extend)ROLE DESCRIPTIONBrio Digital are supporting a consultancy on a major NHS digital programme and are looking for an ex ...

Java Full Stack Developer

Job Description: * Focused on building scalable backend systems and cloud-native applications with a strong interest in distributed architectures, event-driven systems, and production-grade engineering practices.Core Skills:✅ Java, Spring Boot, REST APIs✅ AWS (EC2, ECS, S3, RDS, CloudWat ...

Senior PHP / GoLang Developer

Senior PHP / GoLang Engineer - Fareham, Hampshire- Circa £70,000 plus excellent benefits. - OOP, PHP, GoLang An exciting new opportunity for a Senior PHP / GoLang Engineer to join an exciting technology business based in Fareham, Hampshire. You will be given the chance to join a t ...

Product Developer Maternity Cover

Product Developer – Maternity CoverLocation: Huddersfield, HD3 4EXSalary: Competitive, depending on experienceContract Type: Full-time, Fixed Term Contract Until October 2027Benefits: 25 days holiday allowance excluding bank holidays, increasing by 1 day per year for every year you are with the c ...

Oracle Developer (CX Sales)

Oracle Developer (CX Sales)Remote£65,000 - £70,000 + Remote + Training + Progression + Company BenefitsAre you an experienced Oracle Developer looking to join one of the most progressive and ambitious Software House Companies in the UK, with a long, successful history having been establis ...

Full Stack Web Developer

Full Stack Web DeveloperRemote (UK) with occasional visits to DunfermlinePermanent | Full-Time | 40 Hours Per WeekFirst Achieve is recruiting for a Full Stack Web DeveloperWe are working with a growing organisation that is investing heavily in digital platforms and internal systems to ...

Principle Architect and Developer

Principle Architect and Developer£95,000 - £115,000 + bonus Hybrid (minimum of 3 days per week in Leeds)Join a leading financial institution who are seeking a Principle Architect and Developer who is skilled subject matter expert in Microsoft Dynamics, Power Apps, and automation to lead our centralised s ...

Oracle Applications Developer Remote

Oracle Applications Developer - Remote£60K - £65KRole Overview:Our client is looking for an experienced Oracle Applications Developer to support a broad range of Oracle application development, enhancement and support activity across customer engagement, finance, HR and wider enterprise s ...

Oracle Applications Developer Remote

Oracle Applications Developer - Remote£60K - £65KRole Overview:Our client is looking for an experienced Oracle Applications Developer to support a broad range of Oracle application development, enhancement and support activity across customer engagement, finance, HR and wider enterprise s ...

Oracle Applications Developer Remote

Oracle Applications Developer - Remote£60K - £65KRole Overview:Our client is looking for an experienced Oracle Applications Developer to support a broad range of Oracle application development, enhancement and support activity across customer engagement, finance, HR and wider enterprise s ...

Oracle Developer (Fusion / CX)

Oracle Developer (Fusion/CX)Remote£60,000 - £70,000+ Bonus + Training This is an excellent opportunity for an Oracle Developer who has a strong understanding of Oracle Fusion Cloud to join a business at an exciting time of growth. This role offers a varied and interesting position where you will ...

PHP Developer Mid Senior

Senior PHP DeveloperSalary: £45,000 - £50,000Location: Barnsley/HybridBenefits/Perks: 31 days holiday | Paid Training | Free parkingThe OpportunityJoin a well-established, growing technology services company with a strong product suite and fantastic work culture.As a Senior PH ...

React / React Native Developer

React / React Native Developer Remote, UK £Competitive + Training + Pension + HolidayThis is an excellent opportunity for an experienced React Developer who specialises in web and mobile applications to join a business at an exciting time of growth. This role offers a varied and interesting posit ...

DV Cleared Network Developer

Job Title DV Cleared Network Developer Location: Basingstoke Duration: 6 months with possible extension Rate: Up to £550 Per day via an approved umbrella company Must be willing and eligible to go through the DV Clearance processOur Client, a leading organisation in the Defence and Govern ...

Senior C++ Software Developer

Senior C++ Software DeveloperLocation: Wellington, Somerset; Cribbs Causeway, Bristol; or Milton KeynesJob Type: Full-time, Hybrid A new exciting permanent Senior C++ Software Developer to join an innovative Research and Development team. This role offers the opportunity to work on core customer-faci ...

International Freight & Logistics Developer

International Freight & Logistics DeveloperJob OverviewLocated in Crawley, West Sussex, within easy reach of major transport hubssuch as London Heathrow and London Gatwick airports as well as major ports,Neba is a growing international freight and logistics company with hugepotent ...

Senior Front End Developer

We have an opportunity for a Senior Front-End Developer to join a rapidly scaling, digital platform. After doubling their user base in the last year, the company is looking for a technical specialist to take full ownership of the front-end experience.You will be joining a reinforced engineering team to b ...

Power BI Developer Banking

Contract Power BI Developer - Banking6‑Month Contract | Inside IR35 Location: Bristol, Birmingham, or Manchester (2 days onsite per week)My client a leading global Bank are recruiting for a Contract Power BI Developer to support within a central Data & Analytics function.This role ...

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