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

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 ...

Developer Marketing & Ecosystem Manager

Business UnitCloud & Smart Industries Group (CSIG) is responsible for promoting the company's cloud and industry Internet strategy. CSIG explores the interactions between users and industries to create innovative solutions for smart industries via technological advancements such as cl ...

Full stack Typescript Developer

Senior Full-Stack Engineer – Trading Platform (TypeScript / Node.js / React)Location: Waterloo, London (Hybrid)OverviewOur client, a large enterprise, is seeking a Senior Full-Stack Engineer to join an established trading platform programme. This production-cri ...

Web Developer Full Stack

Web Developer - Full-StackLondon (Hybrid) Our client, a leading entertainment group, are looking for a full-stack Web Developer to join their team in London. You will ideally have experience with front and back-end tech stacks including Ruby, React, HTML, JSS and Javascript. The ide ...

Power BI Developer Analyst

3 month contract role with a Local Authority Job Summary:• We are seeking a skilled Power BI Developer/Analyst to join the Data Insight team within Health and Social Care at a London Borough.• This role will focus on de ...

Software Engineer – Developer Excellence

A tech-focused market-maker with groundbreaking success in the high frequency trading space, my client is seeking a creative problem-solver to be their next Software Engineer in the Developer Excellence team.This is a critical, high-impact role, where your main focus is on developing tools, streamlinin ...

Front Office Developer (Commando)

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth a ...

Principal Risk Java developer

I am currently working with a London-based Financial Services client who are actively seeking a Principal Java Developer with extensive experience in the Risk and Market Data space.What you'll need to succeed : Strong server-side Java Development experience in a lead role working on Ris ...

Junior Dynamics CRM Developer

What that means day to day What you’ll need to be successful What you’ll get in return About Alcumus Who we are: By this point, you’ll likely have decided if the role sounds up yo ...

SSIS Developer / ETL Specialist

Job Title: SSIS Developer / ETL SpecialistRole OverviewThe SSIS Developer will design, develop, and maintain ETL workflows using SQL Server Integration Services (SSIS) to support data integration, transformation, and loading processes for enterprise data solutions.<s ...

Senior Full.NET Core Developer

Full stack .NET Core DeveloperWe can offer you a chance to:use the latest Microsoft Technologies (including ASP.NET Core, .NET core) and modern javascript frameworks like Angular, React and VueDevelop interesting projects which are taking the international travel industry by sto ...

Java Developer Scientific Software

Java Developer / Software Engineer (Java Mathematics) WFH / Surbiton to £50kAre you a mathematically minded Java Developer looking for an opportunity like to progress your career working on complex and interesting systems?You could be joining a global geoscience technology company withi ...

Full Stack Developer (Java)

 #####Please be aware that this is a hybrid role, meaning you will be required to attend the office regularly. The office is based in Weston-super-Mare.#####Castelan is a leading furniture care, repair, and warranties organisation, trusted by indepe ...

Junior Full Stack Developer

Junior Full Stack Developer£35, to £45, (Depending on Experience)Braintree, Essex (On-site)Permanent, Full-TimeAbout the RoleWe're looking for a Junior Full Stack Developer to join a growing Technology & Innovation team. You'll work on enha ...

.NET Developer – St Albans

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

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 ...

Senior Front End Developer

Project detail Storyteller is a platform that allows brands to integrate Stories functionality into their apps and websites. The platform is in use by multiple global brands serving millions of users. Check us out on our website or on ProductHunt! We’re looking for an amazi ...

Senior Software Developer: Analytics

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth an ...

Senior Full Stack Developer

About the jobThe company is pioneering the future of asset tokenization by offering exposure to institutional-grade securities and structured products onchain - accessible, global, and compliant. Co-founded by former investment professional Dennis Dinkelmeyer and seasoned serial ...

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 ...

Front End Developer Midweight

We are an award-winning company, still just 7 years old, but growing with over 30 full time staff, who all want to develop great technology for us to use. Our work involves charities, financial institutions and the public services ...

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 ...

Java Middleware Software Developer

Job Description Java Middleware Software DeveloperSomeone who has excellent Java skills, Spring MVC, Apache CXF, Dozer (a fast and flexible framework for mapping back and forth between Java Beans) & XML: A minimum of 5 years’ work experience in Software Development ...

Senior C#.Net Developer

Senior C# Developer - up to £55 000Due to the growing success, despite recent difficulties, this multinational C# software development specialist company is now looking for a new addition to their team.You will be directly involved with developing complex software systems working with dif ...

Full Stack Web 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 ...

C# Developer (Video Games)

Compensation: £75,000 + private medical (fully funded), private dental (fully funded), 8% pension, annual bonus and more. Location: Edinburgh, Scotland (relocation and visa assistance provided if required) Company: One of the world’s leading video games deve ...

Software Developer Enterprise Technology

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth a ...

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 ...

Senior Front end Developer

Senior Front-end Developer Location: Krakow, PL Employment type: Employee Place of work: Hybrid Offshore/Onshore: Onshore TechnipFMC is committed to driving real change in the energy industry. Our ambition is to build a sustainable future through relentless innovation and globa ...

Senior Power Platform Developer

Job DescriptionSenior Power Platform Developer required. Our client is a dynamic financial service company that emphasises a customer centred experience. Listed on the AIM on the London Stock Exchange. They focus on multi-jurisdictional financial services with offices in Malta, Gibraltar, ...

Liferay with Java Developer

Job Description Java Developer with Liferay - LondonWe are looking to recruit a Java Developer with at least 2 to 5 years solid development expertise using Java Enterprise J2EE with Liferay.You will have experience of Designing & Developing Java Enterprise app ...

Full Stack GIS Developer

About us:Make a difference and advance your career by helping deliver some of the UK’s most important #tech4good projects, making the world a smarter, safer, greener, and healthier place.You’ll join a talented team of dynamic and driven professional problem solvers; creative thi ...

Senior Software Developer (C#)

At Oxford Instruments, Materials Analysis we are looking for a Senior Software Developer, with experience in C#. In this role, you will also be responsible for a small team of developers. At Oxford Instruments, Materials Analysis, you’ll be creating the high‑performance software that powers groundbrea ...

Senior Android Developer Kotlin

We are looking for an Android developer responsible for the development and maintenance ofapplications aimed at a vast number of diverse Android devices. Your primary focus will be thedevelopment of Android applications and their integration with back-end services. You will beworking alon ...

Junior Product Developer RTW

Junior Product Developer RTWKensington Office, LondonReady-to-Wear /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 Mulberry Spirit.Susta ...

Senior Java Developer Capabilities

We have an exciting opportunity for experienced Java developers to join our team! You will have a passion for software development and an excellent understanding of how to define and deliver solutions iteratively and collaboratively. You will be involved in all areas of delivery, with the technical gra ...

JavaScript Developer (Media Network)

WE ARE Opinov8 is a technology service provider, with an Opinion in Innovation , we engage with our clients at any stage in their product engineering and innovation goals, with solutions being mainly collaborative and outcome-driven. We are driven by delivering value , for our clients, th ...

Full Stack GIS Developer

About us:Make a difference and advance your career by helping deliver some of the UK’s most important #tech4good projects, making the world a smarter, safer, greener, and healthier place.You’ll join a talented team of dynamic and driven professional problem solvers; creative thi ...

Java Full stack Developer

Experience guideline: Typically 8–10 years total experience, with strong recent hands‑on delivery. Primary Focus• Backend‑first Java engineering role• Full‑stack experience is beneficial, but backend capability is essential• Working within established patterns, frameworks, ...

Senior Software Developer (C#)

At Oxford Instruments, Materials Analysis we are looking for a Senior Software Developer, with experience in C#. In this role, you will also be responsible for a small team of developers. At Oxford Instruments, Materials Analysis, you’ll be creating the high‑performance software that powers groundbreaking ...

Netsuite Developer with Salesforce

Job Description NetSuite Developers with SalesForceOur Client is looking to recruit a Netsuite Developer with Salesforce experience.You must have at least 5 to 7 years expertise of working with Netsuite as a Developer coupled with experience of Salesfor ...

Quantitative Software Developer Intern

Job DescriptionWe are seeking a small number of highly talented interns to assist in the development, optimization, and monitoring of our production trading platform and research infrastructure. Interns will work on small, highly collaborative teams. Desirable Candidates ...

Power Market Analytics Developer

What will you be doing?Your work will combine software development, market analysis and product thinking.You will play an active role in shaping the future direction of Enact, our short-term power markets analytics and visualisation platform. This includes:Designing, coding ...

Solution Developer, FP&A

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 ...

Software Developer Data Infrastructure

Position Overview:The Data Infrastructure team manages the service-oriented data storage infrastructure for the firm. We implement microservices that provide high performance solutions to access large data sets required in trading and research. We are looking for an experienced Softwa ...

Web Developer with Drupal

Web Developer with Drupal In the United Kingdom- London Simon-Kucher is aglobal consultancy with more than 2,200 employees in 30+ countries. Our solefocus is on unlocking better growth that drives measurable revenue and profitfor our clients. As a trusted ...

Senior PHP Web Developer

Role: Senior Software Developer Division : Pearson Assessment Services Location : Rotherham, Oxford, London or Manchester Salary : £45 – 55k, plus on target bonus of 8% About Pearson : Our purpose at Pearson is to help everyone a ...

Contract Embedded Linux Developer

Contract Embedded Linux Developer - 6 months - Outside IR35 - Hybrid Working IC Resources is working with a long-term client of ours that have tasked me with finding them an experienced Embedded Linux developer to join their team ASAP. As the right engineer you will have extensiv ...

Numerics PDE Software Developer

Job Details Job Location Europe - St Ives, CambridgeshireRemote Type Optional Work from HomePosition Type Full Time Description JOB SUMMARY Silvaco is looking for a software developer to join our Numerics team. Working at the very center of ...

🚀 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