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

Staff Fullstack Engineer: AI/ML Backend Innovator

A leading technology company in Greater London is seeking a passionate Staff Fullstack Engineer with a backend focus to lead AI-driven software projects. In this role, you will design data architectures and robust APIs while collaborating closely with data scientists. Strong proficiency in Node.js, Python, and c ...

Senior ML Engineer Production Grade AI

A leading technology company in London is seeking a Senior Machine Learning Engineer to lead the deployment of AI systems for diverse clients. You will design and implement scalable ML software and infrastructure while collaborating across various teams. The ideal candidate has strong Python skills, experience w ...

AR/VR Visualization Engineer — Unreal & UE5

A defense technology company seeks a Software Engineer for Visual Simulation in London. The candidate will lead development of AR and VR experiences for operations analysis. A minimum of 3 years engineering experience, strong skills in C++, Python, and Unreal Engine are required. Additional responsibilities incl ...

Senior Lead Software Engineer, Equities Trading & Analytics

A global financial services firm in London is seeking a Senior Lead Software Engineer to enhance applications for Equity Derivatives trading. You will use your Python expertise and collaborate with trading teams to automate processes and ensure application stability. The role offers the chance to work in a dynam ...

Lead Autonomous Systems Engineer – Unmanned Vehicles

A leading recruitment agency is seeking a Principal Software Engineer to lead the development of advanced autonomy capabilities for unmanned systems. The role requires strong experience in C++ and Python, where you'll work on high-level autonomous behaviors and integrate autonomy with hardware systems. This is a ...

Lead Software Engineer Java

Lead Software Engineer - Java Join to apply for the Lead Software Engineer - Java role at TPXimpact | B Corp™ 2 days ago Be among the first 25 applicants About The Role Job Level: 10 UK Wide We are looking for a Lead Software Engineer who ...

Lead Software Engineer (eDV)

Aker Systems was founded in 2017 by a team of experienced technology professionals who recognised an opportunity to provide highly secure enterprise data platforms to large organisations. We build and operate ground‑breaking, ultra‑secure, high performance, cloud‑based data infrastructure for the enterpris ...

Lead Software Test Engineer

Job Title: Lead Software Test Engineer Location: Hawthorn, Corsham – Majority of the role can be remote. Compensation: Competitive + Benefits Role Type: Full time / Permanent Role ID: SF65559 At Babcock we’re working to create ...

Freight Lead Software Engineer

Freight Lead Software Engineer Apply locations London - Shell Centre time type Full time posted on Posted 2 Days Ago job requisition id R , United Kingdom Job Family Group: Information Technology (IT) Worker Type: Regular Posting Start Date: December 5, 2025 Busin ...

Lead Engineer Software Division

At Made Tech we want to positively impact the future of the country by using technology to improve society, for everyone. We want to empower the public sector to deliver and continuously improve digital services that are user-centric, data-driven and freed from legacy technology. We believe the best way to ac ...

Platform Engineer

Platform Engineer with key skills in AWS, Kubernetes, Docker and back end services (Python, node, Go etc) is sought on a remote basis by a high growth FinTech. Working at the forefront of B2B Saas financial security this Platform Engineer will be working with a close-knit technical team to monitor, ...

Lead Engineer Embedded Software

**Job Description Summary**The Lead Software Engineer is responsible for the design and development of real-time embedded software within Displays and Controllers in an integrated team environment. You will demonstrate independence & sound technical judgement to execute on assignments, identifying problems a ...

Lead Engineer Embedded Software

**Job Description Summary**The Lead Engineer in Embedded Software is responsible for the design and development of real-time embedded software within Displays and Controllers in an integrated team environment. You will demonstrate independence & sound technical judgement to execute on assignments, identifyin ...

AI Lead Software Engineer

At Cadence, we hire and develop leaders and innovators who want to make an impact on the world of technology. Cadence is a pivotal leader in electronic design, building upon more than 30 years of computational software expertise. The company applies its underlying Intelligent System Design strategy to deliv ...

Senior Software Development Engineer Data Engineering

Senior Software Development Engineer – Data Engineering Nottingham Trent House (95002), United Kingdom, Nottingham, Nottinghamshire About This Role It’s an exciting time at Capital One UK. We’re on a mission to continue to build and modernise the cloud‑based data ecosystem to un ...

RF Algorithm Engineer

Software Engineer – Python / RF Algorithms Cambridge | Permanent | Full Time We’re recruiting a Software Engineer for a venture-backed RF semiconductor company in Cambridge building advanced RF hardware for connected devices. This is not a generic backend role. You’ll be working at th ...

Technical Lead

Python Technical Lead wanted by a fast-growing Tech4Good FinTech, who are launching a brand-new SaaS product that will help SMEs with cash flow and pressures. The company has been featured heavily in the news over the past 12 months, because their products have already helped over 150,000 customers ...

Lead Software Engineer, Java

Lead Software Engineer, Java Join to apply for the Lead Software Engineer, Java role at DolarApp Who we are Our vision is simple: a global financial system, without hidden fees or unfair FX rates. With control in the hands of the users instead of the hand ...

Senior Full Stack Software Engineer Series A FinTech

Senior Full Stack Software Engineer - Series A FinTech Bondaval City Of London, England, United Kingdom This role is offered by Bondaval. Your actual pay will be based on your skills and experience – talk with your recruiter to learn more. Senior Full Stack Engineer / Technical L ...

Senior ML Engineer — Lead Production AI at Scale (Hybrid)

A leading AI firm in the UK is seeking a Senior Machine Learning Engineer to lead the development and deployment of cutting-edge AI systems. You'll design and implement scalable ML software and infrastructure, and work collaboratively across teams. The ideal candidate has strong Python skills, experience with cl ...

Remote Engineering Manager Salt Search Ltd.

Proficiency in a Recognised Programming Language (e.g., JavaScript, Python, Java). Preferred Skills TypeScript NextJS/React AWS (Lambda/Step Functions, Postgres/Dynamo, CDK) Jest Playwright Engineering Manager (Hands o ...

Junior Python Developer – Elite Trading Startup (up to £100K + Bonus + Hybrid)

Junior Python Developer – Elite Trading Startup (up to £100K + Bonus + Hybrid) Junior Python Developer – Elite Trading Startup (up to £100K + Bonus + Hybrid) Get AI-powered advice on this job and more exclusive features. This range is provided by Hunter Bond. Your actual pay will be b ...

Senior Serdes Systems Validation Engineer

A leading global satellite communications company is seeking a talented Senior System Validation Engineer to validate complex communication systems. You will lead validation activities across hardware and software, design test plans, and perform system integration and debugging. The ideal candidate will have an ...

React Developer Up to £550 (Outside IR35!!) P/D

Overview We are looking for a React Developer, with strong experience working in the finance sector, to join a leading trading firm based in London. This role will give you the opportunity to work on Greenfields development projects, focusing on buy side trading platforms, working alongside ...

Full Stack GCP Engineer

Are you a Full Stack Engineer who thrives on building scalable, data-driven platforms that solve real-world problems? Our client is transforming a global supply chain through AI and real-time market intelligence. Operating at the intersection of data, cloud engineering and user-centric product develop ...

Senior Software Engineer

We’re hiring a Senior Software Engineer to join a well-funded data business operating in the government / intelligence space. This Senior Software Engineer role sits within the Core Engineering team, working on a high-scale data platform analysing complex transaction data. It’s a technically challengin ...

Securities Services Analytics Developer

Securities Services Analytics DeveloperLocation: LondonRole Type: PermanentWork Setup: Onsite Who We Are We are a consultancy operating within Robert Walters, the world's most trusted talent solutions business. Across the globe, we deliver recruitment, outsourcing, ...

Staff Frontend Engineer: Lead React & Office.js Apps

A leading legal technology firm in the United Kingdom is seeking a Staff Engineer to mentor a team of React developers and enhance architectural guidance for their innovative products. This role includes developing complex React applications integrated with Microsoft Office tools and promoting a collaborative wo ...

Senior Frontend Engineer Lead React/TypeScript, Remote

A leading SaaS platform focused on the restaurant industry seeks a Senior Front End Software Engineer. This fully remote position is open to candidates in Northern Ireland. You will lead the design and architecture of complex web ordering systems that serve major restaurant brands. The ideal candidate has over 8 ...

🚀 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