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

Senior Full Stack Python Developer — Django, AI & HealthTech

A professional services provider is looking for a Full-stack Python Web Developer to design, develop, and maintain their platform’s components. The ideal candidate will have over 7 years of experience in software development, with strong skills in Python (Django), MongoDB, and API integration. This full-time pos ...

Cloud First Full Stack Developer (AWS, .NET & Python)

A growing Lloyd’s Insurer in Greater London is seeking a Full-Stack Developer. The role involves building and maintaining AWS-based applications, developing cloud-native software solutions using Python and C#, and integrating systems with AWS tools. Ideal candidates will have strong experience in software develo ...

Security Minded Python Developer for Cloud & CI/CD

A leading consulting firm in Leeds is looking for a Software Engineer to develop serverless applications in an agile environment. The candidate will have experience with Python and Cloud Native technologies on AWS or Azure, aiming for high-quality deployments backed by CI/CD practices. Benefits include up to 25 ...

Python Developer: Front Office Trading Tech & R&D

A tech-native consultancy in London is looking for a Python Developer to join their Front Office R&D and Trading Technology team. The role involves designing and maintaining Python-based core libraries, providing L1/L2 user support, and improving system reliability. Ideal candidates should have a strong grasp of ...

Graduate Developer: Python/Linux/C#/Java — Remote (UK)

A leading technology company is seeking a Graduate / Junior Developer to join their team in London, offering flexibility with remote work. Applicants should have a foundational knowledge of Python, Linux, C#, or Java, ideally from their degree or industry experience. The role promises an engaging environment wit ...

Hybrid FX Front Office E Trading Developer Python

A leading financial services firm in London is looking for a Jnr/Mid-level Front Office E-Trading Developer. This role supports a dynamic FX trading desk and requires strong Python development skills alongside a solid understanding of financial markets. The successful candidate will engage with traders, maintain ...

Python Developer – Front Office R&D Trading Systems

Job Title: Python Developer – Front Office R&D Trading Systems Location: London, UK Employment Type: Permanent or Contract About Margo MARGO is a tech-native consultancy delivering high-value-added IT expertise to the financial services industry. We ...

Senior Python Quant Developer for HFT & Crypto Trading

A leading trading firm in the City Of London is seeking an experienced Python Quant Developer to join their high-frequency trading team. This role focuses on expanding the Python analytics stack to support trading strategies in crypto markets. You will work closely with traders and quant researchers, developing ...

Graduate / Junior Developer, Python, Linux, C#, Java London

Graduate / Junior Developer, Python, Linux, C#, Java – London (Teck stack: Graduate / Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate / Junior Developer) Since 2006 our client’s revolutionary marketing software platform has been helping businesses ...

Remote Full Stack Developer — Python + React (SC Clearance)

A technology recruitment agency is seeking a Full Stack Developer for a contract role based in Bristol. This position involves working on proof of concept and early-stage development, requiring strong experience in Python and React. The successful candidate will be engaged in backend and frontend development, co ...

Python API Developer — Azure, Docker | Remote | SC Cleared

A tech recruitment agency is seeking an experienced Python Developer to join an agile team in Manchester. The role involves developing and integrating APIs, managing SQL databases, and ensuring secure deployments with Docker within Microsoft Azure. This contract position offers remote working flexibility and req ...

Full Stack Python/React Developer for Government & Defence

A leading consultancy firm is seeking a Full Stack Python/React Developer in the UK. Join a high-trust, agile team and help deliver modern software solutions for the UK Government and Defence sector. Responsibilities include designing and developing secure systems using Python and React, building scalable APIs, ...

Python Developer Backend or Full Stack London Hybrid

Our client is building AI products that automate complex, document-heavy workflows for financial services businesses - and they’re looking for ambitious Software Engineers to help scale the platform. This is the kind of environment where engineers ship fast, solve real problems, and see thei ...

Graduate / Junior Developer, Python, Linux, C#, Java – London

Graduate / Junior Developer, Python, Linux, C#, Java – London(Teck stack: Graduate / Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate / Junior Developer)Since 2006 our client’s revolutionary marketing software platform has been helping business ...

Senior Full Stack Developer (Python) Networks, Vice President

Job Description Networks as a Service (NAAS) is seeking a highly skilled senior level developer with network infrastructure experience add to our development team. Your goal is to deliver products to our global network team which will assist with the transformation to an automated network ...

Graduate / Junior Developer, Python, Linux, C#, Java – London

Graduate / Junior Developer, Python, Linux, C#, Java – London(Teck stack: Graduate / Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate / Junior Developer)Since 2006 our client’s revolutionary marketing software platform has been helping business ...

Senior Full Stack Developer (Python) Networks, Vice President

Job Description Networks as a Service (NAAS) is seeking a highly skilled senior level developer with network infrastructure experience add to our development team. Your goal is to deliver products to our global network team which will assist with the transformation to an automated network ...

Software Engineer Python Ubuntu Pro client graduate level

Join to apply for the Software Engineer - Python - Ubuntu Pro client - graduate level role at Canonical Join to apply for the Software Engineer - Python - Ubuntu Pro client - graduate level role at Canonical Canonical is a l ...

Impactful Full Stack Software Engineer (Java/React/Python)

A global financial information services provider is seeking a Software Engineer to join their team in Manchester. The role involves developing full-stack applications using Java, REACT, and Python, with a focus on data migrations and relational databases. Candidates should have at least 5 years of software engin ...

Senior Backend Software Engineer (Python) in London NLPatent

Overview London, United Kingdom Posted 2 months ago This is a job posted by our partner Jooble Below is the snippet of the job description. To read the full text, please click on the Apply Now link. Qualifications 5+ years of commercial engineerin ...

Senior Software Engineer Health Tech (Hybrid, Python/API)

A recruitment firm in Cambridge is hiring a Senior Software Engineer to develop cutting-edge health technology. The role requires strong Python skills, particularly in API development. Responsibilities include writing scalable code and building robust APIs, while working in a collaborative culture that encourage ...

Software Engineer (JavaScript & Python) in Charing IO Associates

Salary £70,000 - £70,000 per year Requirements We are looking for candidates who possess proficiency in Python, SQL, JavaScript, and TypeScript. Experience with Palantir Foundry architecture is highly desirable. Additionally, we require a consultancy background. Technologies ...

Software Engineer Python Ubuntu Pro client graduate level

Join to apply for the Software Engineer - Python - Ubuntu Pro client - graduate level role at Canonical Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is widely use ...

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 ...

Hybrid Senior AI Software Engineer Python/TypeScript, AWS

Liberty IT is seeking a Senior Software Engineer to work on AI research and prototype cutting-edge software features. You will be responsible for delivering high-quality software solutions in an agile environment and contributing to improving CI/CD pipelines. Our ideal candidate has extensive experience in softw ...

External Job Posting Title Senior Software Engineer Python

Experience and skills we need: Experienced in object-oriented Python programming to build solutions at enterprise scale. API design and management experience using tools and services such as Grafana, FastAPI or RestFul API Experience in optimising and managing databases ...

Senior Front Office Software Engineer (Python/C#/Java)

Bank of America is seeking a Software Engineer III in Bromley, England. This role involves developing financial software solutions, collaborating closely with Traders and Quantitative Analysts, and ensuring compliance. The ideal candidate should have extensive software engineering experience, particularly in fro ...

Associate, Full Stack Software Engineer (.Net, Python & React)

Software Engineer on the Data Management team, you'll join an engineering pod responsible for managing contacts data. Your work will focus on building robust, scalable systems that align with business objectives. You'll deliver high-quality solutions by applying strong data expertise, product insight, and ...

Test Software Engineer Hybrid Role (C/C++, Python)

MBDA is looking for a Software Engineer to work on Test Equipment Software in Bolton, UK. The role supports software packages that verify and validate missile systems, requiring strong skills in C, C++, and C#. The successful candidate will enjoy a hybrid working model, a competitive salary (£40,000 - £75,000), ...

RF Software Engineer: Real Time Python for Lab

Technify Talent is seeking a talented Software Engineer to join an innovative engineering team in the UK. This role focuses on developing high-performance software for advanced radio frequency measurement and optimization on cutting-edge hardware. The ideal candidate has a degree in Electronic Engineering or Phy ...

Senior Software Engineer (Java/Python) for Scalable Systems

hackajob is seeking experienced Software Engineers in Glasgow for their Global Technology team. As part of an agile team, you will design and deliver technology products while developing skills in Java and Python. This role requires hands-on experience in system design and application development to ensure stabi ...

Back End Software Engineer Intern: Python & LLM Automation

SLB is looking for a Back-End Software Engineer Intern in Abingdon, starting Summer 2026. The role focuses on integrating Python extensibility into applications for Reservoir Engineering, working with GenAI tooling. Responsibilities include creating automated workflows, investigating testing frameworks for LLMs, ...

Senior AI/ML Software Engineer Python, AWS & Kubernetes

JPMorgan Chase & Co. is seeking a Lead Software Engineer to join their Applied Artificial Intelligence and Machine Learning team in Greater London. This role focuses on transforming banking operations by integrating AI/ML solutions and developing robust APIs and services. The ideal candidate will have proven exp ...

Senior Quant Software Engineer Python/C++ for Production

Hunter Bond is seeking a Senior Quant Software Developer to join a leading quantitative investment fund in London. In this role, you'll collaborate with elite researchers to develop high-performance systems in Python and C++. Key responsibilities include optimizing system performance and building data pipelines. ...

Hybrid Python Software Engineer — Cybersecurity R&D (London)

Darktrace Ltd is seeking a Specialist Software Engineer, Python to join their dynamic R&D teams in London. This hybrid position requires attendance in the London office at least 2 days a week, focusing on prototyping and developing innovative solutions against cyber threats. Candidates should demonstrate strong ...

Mid Level Software Engineer (Python) RegTech 2026 UK

Suade is building world‑leading regulatory technology aimed at preventing the next financial crisis. Our success is built on the ability of our engineers to work hand‑in‑hand with domain experts, translating concepts from finance and regulation into code. The RegTech Engineer is at the core of this and is ...

Python Software Engineer – Equities Intraday Risk VP – CIB

We have an opportunity toimpactyour career and provide an adventure where you can push the limits ofwhat'spossible. As a Lead Software Engineer at JPMorgan Chase within theEquities LOB, youare an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technolo ...

Python Software Engineer – Quantitative Hedge Fund : £120 180k

Are you a world-class Python engineer ready to push your technical limits in one of the most intellectually rigorous environments in finance? Our client is a leading quantitative investment fund—combining deep research, cutting‑edge data science, and sophisticated trading systems to deliver excep ...

Software Engineer (Python/React) Up to 140k + Bonus

Software Engineer (Python / React) Location: London (Hybrid) Experience: 1-5 Years Sector: Elite FinTech Firm Compensation: Up to £140,000 Base + Industry Leading Bonus + Comprehensive Package A leading FinTech firm </b ...

Software Engineer (Python/React) Up to 140k + Bonus

Software Engineer (Python / React) Location: London (Hybrid) Experience: 1-5 Years Sector: Elite FinTech Firm Compensation: Up to £140,000 Base + Industry Leading Bonus + Comprehensive Package A leading FinTech firm </b ...

Oxford Robotics Software Engineer — ROS 2, C++, Python

A technology-driven robotics firm in Oxfordshire is seeking a Robotics Software Engineer. This role involves developing and maintaining autonomy software for real-world robotic systems utilizing ROS 2, C++, and Python. Applicants should have proven industry experience or a strong academic background, along with ...

Cloud Native Software Engineer (Python/React) – Azure Platform

A financial services company in London is seeking a Software Engineer for their Defined Benefits Team. The role involves designing, developing, and deploying enterprise-grade software. Key tasks include coding in Python and React, working with Azure services, and embedding best practices in DevOps. Ideal candida ...

Senior Python AI Software Engineer (Contract, Romania) Romania

Senior Python AI Software Engineer (Contract, Romania) Senior Python AI Software Engineer (Contract, Romania, Remote + Travel) This is a full time contract opportunity for those based in Romania. This role is suitable for candidates based in Romania but will require occasional tra ...

Cloud Software Engineer (Python / GoLang) £50k + 10% bonus

3 days in the office - Surrey Innovation for the transportation and motorsports industry.... Opportunities to learn from the best and hone your skills across engineering do not come around often. This is excellent timing, the team are looking for a uni graduate with 2+ years under the ...

Python Software Engineer – Hybrid London, Up to £140k

An elite tech firm in London seeks a Software Developer (Python) offering a competitive salary of up to £140,000 plus bonus and package. The role involves working on some of the highest performing technology platforms worldwide, collaborating with a select group of top talent. The company values its Software Eng ...

Mid Level Software Engineer (Python) RegTech 2026 UK

Suade is building world-leading regulatory technology aimed at preventing the next financial crisis. Our success is built on the ability of our engineers to work hand-in-hand with domain experts, translating concepts from finance and regulation into code. The RegTech Engineer is at the core of this and is ...

Software Engineer Java/JS/Python with DevOps (Kubernetes)

A leading technology consultancy in the UK is seeking Software Engineers of varying seniority for long-term projects. The role offers contract rates between £500 - £700 per day and permanent salaries from £50,000 to £100,000. Successful candidates will have experience in Java, JavaScript, or Python, along with p ...

Mid Level Software Engineer (Python) RegTech 2026 UK

Suade is building world‑leading regulatory technology aimed at preventing the next financial crisis. Our success is built on the ability of our engineers to work hand‑in‑hand with domain experts, translating concepts from finance and regulation into code. The RegTech Engineer is at the core of this and is ...

Senior Python Software Engineer | AWS, Client Facing, Hybrid

A leading recruitment agency is seeking a Senior Software Engineer (Python) in Bristol. This hybrid role involves working with Agile teams and clients to develop bespoke software solutions. Candidates should have strong Python skills, AWS experience, and client-facing consultancy capabilities. A British passport ...

Software Engineer Python Ubuntu Pro client graduate level

Join to apply for the Software Engineer - Python - Ubuntu Pro client - graduate level role at Canonical . Company Overview Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our pla ...

🚀 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