Lead Python Software Engineer Python And React 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

Software Development Engineer

This growing tech start-up is part of the expanding defence sector. They are developing an AI based platform that integrates with associate hardware products that they are also building. The work is fast-paced and projects are varied from early-stage prototypes to production code. They are looking to recruit ...

Principal Software Engineer

Job Description Do you have the skills to fill this role Read the complete details below, and make your application today.Principal Software Engineer – C++ Salary - £65K-£85K negotiable depending on experience plus competitive benefits package including pension, 25 days holiday and life ...

Algorithm Engineer

Scope Do you have the following skills, experience and drive to succeed in this role Find out below.We are seeking a highly skilled Algorithm Engineer with strong proficiency in C++ and a thorough understanding of mathematics and signal processing to develop and integrate complex models into hi ...

Algorithm Engineer

Scope Do you have the following skills, experience and drive to succeed in this role Find out below.We are seeking a highly skilled Algorithm Engineer with strong proficiency in C++ and a thorough understanding of mathematics and signal processing to develop and integrate complex models into hi ...

Algorithm Engineer

Scope We are seeking a highly skilled Algorithm Engineer with strong proficiency in C++ and a thorough understanding of mathematics and signal processing to develop and integrate complex models into high-quality, mission-critical software solutions. The role is ideally suited to an en ...

Senior Software Engineer

Job Description Find out if this opportunity is a good fit by reading all of the information that follows below.Senior Software Engineer – C++ Salary- £50K-£75K negotiable depending on experience plus competitive benefits package including pension, 25 days holiday and life assurance. </p ...

Senior and Lead Engineer

Senior and Lead Engineers Cambuslang or Blantyre Salary from £53,280 to £76,000 per annum (D.O.E) plus excellent benefits Flexible Hybrid Working Multiple Positions Available Closing Date: 18 March 2026 ...

Senior and Lead Engineer

Senior and Lead Engineers Cambuslang or Blantyre Salary from £53,280 to £76,000 per annum (D.O.E) plus excellent benefits Flexible Hybrid Working Multiple Positions Available Closing Date: 18 March 2026 ...

Software Engineer, Sustaining Engineering

Software Engineer, Sustaining EngineeringJoin to apply for the Software Engineer, Sustaining Engineering role at Canonical Software Engineer, Sustaining EngineeringJoin to apply for the Software Engineer, Sustaining Engineering role at Canon ...

Principal Systems Engineer Alt Net

Role Want to be part of one of London’s leading Alt-Nets? Join this team as a Principal Systems Engineer, taking the lead on crucial Systems-related projects to support our OSS function and ensure the smooth operation of thei business-critical networks. You’ll have ...

Principal Systems Engineer Alt Net

Role Want to be part of one of London’s leading Alt-Nets? Join this team as a Principal Systems Engineer, taking the lead on crucial Systems-related projects to support our OSS function and ensure the smooth operation of thei business-critical networks. You’ll ...

AI Engineer

Job Description Ready to make your application Please do read through the description at least once before clicking on Apply.AI Engineer London, in-person 5 days per week. Competitive Salary between £160,000 and £180,000 base plus benefits. This is an opportunity to join a high-gr ...

Staff Engineer

Who are we? Smarkets: Predicting the Future of Betting Smarkets runs one of the world’s most sophisticated prediction markets, handling over £29 billion in volume since 2010 and engaging 200,000+ traders globally. We’re a technology company that happens to revolutionise b ...

Staff Engineer

Who are we?Smarkets: Predicting the Future of BettingSmarkets runs one of the world’s most sophisticated prediction markets, handling over £29 billion in volume since 2010 and engaging 200,000+ traders globally. We’re a technology company that happens to revolutionise bettin ...

VP, Compliance Software Engineering

A leading global investment banking firm is seeking a Software Engineer in West Midlands.If you think you are the right match for the following opportunity, apply after reading the complete description.The role focuses on software design and development, collaborating with teams across trading, sales, an ...

Senior Lead Analyst Data Science_ AI/ML & Gen AI

Job DescriptionInfosys is seeking a Senior AI/ML & Generative AI Engineer with deep expertise in designing, developing, and deploying advanced AI solutions. This includes core Python development using OOPs concepts, Large Language Models (LLMs), and Agentic AI architectures. The ideal candid ...

Senior Lead Analyst Data Science_ AI/ML & Gen AI

Job DescriptionInfosys is seeking a Senior AI/ML & Generative AI Engineer with deep expertise in designing, developing, and deploying advanced AI solutions. This includes core Python development using OOPs concepts, Large Language Models (LLMs), and Agentic AI architectures. The ideal candid ...

Principal Audio Engineer

Principal Audio Engineer | Cambridge Join a pioneer in Cambridge developing mission-critical communication hardware. This is a high-impact opportunity to lead the architectural vision for next‑generation audio processing, ensuring life‑saving voice clarity. Responsibilities ...

Senior QA Engineer Sports Tech

Senior QA Engineer (Automation TypeScript Python API) London / WFH to £70k Do you have expertise with Quality Assurance testing? You could be progressing your career in a senior, hands-on QA Engineer role at a market leading sports technology company that provide a suite of software prod ...

Senior Software Engineer TypeScript Full Stack

Senior Software Engineer (TypeScript Full Stack) London / WFH to £100kDo you enjoy problem solving and working with a range of technologies including functional programming languages such as Elixir, using the right tool for the job? You could be progressing your career in a senior, hands- ...

Test Engineer Electronic Instrumentation R&D & Test Development

Job Title: Test Engineer Location: Lymington, Hampshire Salary: £35,000 to £45,000 basic benefits On-site Test Engineer – Electronic Instrumentation – R&D & Test Development We are recruiting for an Embedded Test Engineer to join an established engineering and R&D team developing advanced electronic instrumentat ...

C++ Tools Software Engineer

Senior C++ Performance Software Engineer £70,000 - £90,000 + Bonus & healthcare! My client is a multinational Semiconductor scale-up, focused on AI acceleration architectures. Their performance team is expanding and looking to bring on a Senior C++ Performance Software Engineer t ...

Senior Software Engineer

Join us at Entrust At Entrust, we’re shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely.Get to K ...

Machine Learning Engineer

Lead Machine Learning Engineer – Defence & Security SC Cleared / Eligible | Sole British Citizen We’re looking for a Machine Learning Engineer to design, build, and deploy production-grade AI systems within high-stakes defence and ...

Software Engineer

Software Engineer (Mid–Senior) | Energy Tech | London, Hybrid Remember to check your CV before applying Also, ensure you read through all the requirements related to this role.We are building the software layer for a decarbonised grid... code that directly controls EV c ...

System Test Engineer

System Test Engineer Linlithgow - Hybrid Very Competitive Salary + 32 Days Holiday + Bonus + Share Incentive Plan + Healthcare Scheme + Income Protection + Life Assurance + Flexible Working Hours + PensionExcellent opportunity for a System Test Engineer to join a growi ...

System Test Engineer

System Test Engineer Linlithgow - Hybrid Very Competitive Salary + 32 Days Holiday + Bonus + Share Incentive Plan + Healthcare Scheme + Income Protection + Life Assurance + Flexible Working Hours + Pension Excellent opportunity for a System Test Engineer to join a gr ...

Head Of Software Engineering

Head of Software Engineering Exeter, Devon (Hybrid-Working) Market Rates Plus an excellent company benefits package (including 25 days holiday plus bank holidays, Private Healthcare, Bonuses, Pension, etc.) Do not pass up this chan ...

Backend Developer TypeScript Node.js Start up

Backend Developer / Software Engineer (TypeScript Node.js) London / WFH to £100kAre you a senior technologist looking for an opportunity to progress your career in a hands-on role where you can make an impact?You could be joining a scaling tech company that has developed a digital distrib ...

Backend Developer TypeScript Node.js Start up

Backend Developer / Software Engineer (TypeScript Node.js) London / WFH to £100kAre you a senior technologist looking for an opportunity to progress your career in a hands-on role where you can make an impact?You could be joining a scaling tech company that has developed a digital distrib ...

Full Stack Engineer

Senior Django / Python Full Stack Developer 6 Month Contract | Fully Remote | £550 to £650 per day Below, you will find a complete breakdown of everything required of potential candidates, as well as how to apply Good luck.A leading UK infrastructure services pr ...

Software Engineer

About the Role We love to experiment with the latest tools, technologies and techniques to improve how we deliver our solutions and as a software engineer you can expect to be involved in: Engineering software solutions - working with prototypes and proof of concepts and developing fully functi ...

Software Engineer

About the Role We love to experiment with the latest tools, technologies and techniques to improve how we deliver our solutions and as a software engineer you can expect to be involved in: Engineering software solutions - working with prototypes and proof of concepts and developing fully functi ...

🚀 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 Software Engineer Python And React Jobs in United Kingdom Job Search Guide, Trends and Insights