Senior Software Engineer Fullstack Python 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

AIML Software Engineer, AI for Science

Description , as this will not be available post closure of the advert. When applying for this role, please use the ‘cover letter’ of the online application or your CV to describe how you meet the competencies for this role, as outlined in the job requirements above. The information ...

Software Engineer II Global Banking Platform

Be an integral part of a team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products.As a Software Engineer II at JPMorgan Chase within the Global Banking Platform (GBP), you are an integral part of a team that works to enhance, build, and deliver trusted ma ...

Golang System Software Engineer Containers / Virtualisation

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the worl ...

Software Engineer Gloucester National Security West

Location(s): UK, Europe & Africa : UK : Gloucester BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed ...

Principal/Staff Software Engineer Functional Safety

The Role Job Overview: We are looking for a Software Engineer to join our Functional Safety compiler team to work on our next generation C++17 compiler. The Arm Compiler for Embedded product is based on LLVM and Clang, and our team works o ...

Mid level Software Engineer — Graphics & Platform

Who we are, what we doSensat is a geospatial AI business that powers advanced and highly functional digital twins for the world's most critical infrastructure projects. We partner with the world's largest construction, engineering and critical infrastructure companies, including Na ...

Software/Android Engineer (Graphics) West London

My client is the global leader in consumer electronics and the core components that go into them. Through relentless innovation and discovery, they are transforming the worlds of televisions, smartphones, personal computers, printers, cameras, home appliances, medical devices, semiconductors and LED solutions. W ...

Principal Software Engineer 3 month contract

This is a contract role for 3 months, starting in May ideally.At Collinson, we don’t just build technology — we power the experiences behind some of the world’s most recognised travel, financial services, and retail brands.Our solutions help global brands acquire, engage, ...

Actemium Automation Warrington Software Controls Engineer

Warrington (Actemium Automation)Permanent, Full-timeCompetitive Salary + EV Car & Share Scheme + Healthcare + Pension + BenefitsSoftware Controls EngineerYou will join Actemium Automation Warrington, part of VINCI Energies, as a Software Contro ...

Software Engineer QuantumBlack, AI by McKinsey

Driving lasting impact and building long-term capabilities with our clients is not easy work. You are the kind of person who thrives in a high performance/high reward culture - doing hard things, picking yourself up when you stumble, and having the resilience to try another way forward.<div ...

Technology Analyst Development Program (Software Engineer)

About this role:Wells Fargo is seeking talent to join the 2026 Technology Analyst Program. Learn more about the career areas and lines of business at wellsfargojobs.com Program Overview:The Wells Fargo Technology Analyst Program is a stra ...

Backend Software Engineer C#.Net FinTech

Backend Software Engineer / Developer (C# .Net Core) *Newcastle onsite* to £130k+Are you a backend focussed Software Engineer with a first class education looking for an opportunity to progress your career, working on complex and interesting systems in an impactful role?You could be joini ...

Software Engineer, Backend AI Practice Team

ABS is seeking an exceptional Backend Engineer to join us full-time on our Artificial Intelligence (AI) Practice Team. In this role, you will design and scale high-performance backend systems that power real-time analytics and retrieval-augmented generation (RAG) pipelines. You’ll build distributed services t ...

Chief Software Engineer and Team Leader

Location: Milton Keynes Job Type: Permanent Industry: Cloud & Platform Job reference: BBBH435313_1779185798 Posted: about 5 hours ago Join Our Client as an SC Cleared DSR Chief Software Engineer & Team Leader Location: Milton Keynes typically 2 days per week with some travel to London Salary: £10 ...

Software Engineer Hardware Simulation & Engineering Infrastructure

Job DescriptionAbout the roleKick‑start your software engineering career working where software meets hardware.Sandisk designs and manufactures a wide range of NAND Flash based products from USB drives and SD cards, portable and internal SSDs for ...

Software Engineer II Blockchain/ Digital Assets

As a Software Engineer II, you will join our London-based engineering team, contributing to the design, development, and delivery of Java, Python and TypeScript-based blockchain applications. Working alongside experienced engineers with decades of Markets expertise, you'll build production-grade blockc ...

Software Development Engineer in Test (SDET)

AVEVA is creating software trusted by over 90% of leading industrial companies.Job Title: Software Development Engineer in Test (SDET)Location: Derry/Londonderry or Cambridge, United Kingdom (Hybrid)Employment Type: Full TimeThe jobWe’re lo ...

Full Stack Software Engineer Audio AI

This is a remote position. Full Stack Software Engineer - Audio AI Music Technology / Audio Processing  Full Time / Permanent £80-90K < ...

Software Engineer, Applied Artificial Intelligence (AI)

ABS is seeking an exceptional Software Engineer to join our Applied Artificial IntelIigence (AI) Practice Team. In this full-time role, you will design, build, and deploy intelligent systems that move beyond research into production at scale. You will focus on architecting and evaluating multi-agent systems, ...

Principal Software Development Engineer Quote API

Tesco UK • Welwyn Garden City • Hybrid • Full-Time • Apply by 29-May-2025 About the role The transactional APIs are a collection of services that support the retail platform, which powers the shopping for all of the customers in Tesco. They are capable of handling transactions across all of Tesco’s channels and ...

Actemium Automation Warrington Software Controls Engineer

📍 Warrington (Actemium Automation)💼 Permanent, Full-time💰 Competitive Salary + EV Car & Share Scheme + Healthcare + Pension + BenefitsSoftware Controls EngineerYou will join Actemium Automatio ...

Software Development Engineer II ML Platform

Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and more memorable, and we create groundbreaking solutions for our partners. Our diverse, vibrant, and welcoming community is essential in driving our success.Why Join Us?</b ...

DTV Software Engineer Perm West London

My client designs and develops key components of flat panel digital televisions. The software is deployed in products destined for European and sometimes worldwide markets. They are looking for a DTV Software Engineer to join the team and develop within their industry fabled development team, based i ...

Research Software Engineer Generative Biology Institute

At the Ellison Institute of Technology (EIT), we’re on a mission to translate scientific discovery into real world impact. We bring together visionary scientists, technologists, engineers, researchers, educators and innovators to tackle humanity’s greatest challenges in four transformative areas:</p ...

Software Development Engineer (12 Month FTC)

Software Development Engineer (12 Month FTC) Job ref: 30601 Category: Support Centre Roles Salary Competitive Location Liverpool Road, Barton Moss, Eccles Contract Type Temporary Hours 38 Closing Dat ...

Embedded Software Verification and Validation Engineer

We have a great opportunity for a skilled and adaptable Verification and Validation (V&V) Test Engineer to join our Real‑Time Embedded software department! Salary: Circa £64,000 depending on experience Dynamic (hybrid) working: typically, 4 days per week on-site, due to work ...

Principal Software Engineer Data and Performance

About Us We’re Dayshape—an award‑winning software scale‑up with big ambitions and the momentum to match. Trusted by Big Four and many other top professional services firms globally, our AI‑powered resource management platform is helping organisations to achieve extraordinary results. Our ...

Product Security Engineer: Secure Software & Cloud

A global quantitative investment manager is seeking an experienced product security professional to join their Security team. The role involves supporting the implementation and operation of product security controls across various platforms, including cloud services and infrastructure. Ideal candidates should h ...

Software Development Engineer II, Navigation, Traffic

Software Development Engineer II, Navigation, Traffic Join to apply for the Software Development Engineer II, Navigation, Traffic role at Mapbox . What We Do Mapbox is the leading real-time location platform for a new generation of location-aware businesses. Mapbo ...

Lead Software Engineer Performance & Reliability (AWS)

A prominent technology firm in Greater London is seeking a hands-on Lead Software Engineer specializing in performance, scalability, and reliability for critical platforms. This role includes defining standards, leading strategies, and shaping technical direction. Ideal candidates should have expertise in full-s ...

2026 Graduate Software Engineer (Analysis Tools)

About us Graphcore is one of the world’s leading innovators in Artificial Intelligence compute. It is developing hardware, software and systems infrastructure that will unlock the next generation of AI breakthroughs and power the widespread adoption of AI solutions across every industry. ...

Lead Software Engineer KDB Vice President

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the Commercial & Investment Bank you are an integral part of an agile team that works to enhance, build, and deliver trusted m ...

Graduate Software Engineer Quant (Hybrid, London)

An elite fintech trading firm is seeking a Graduate Software Engineer/Quant to join their innovative team in Greater London. This hybrid role offers the chance to work with cutting-edge technology on multiple green-field projects and exceptional opportunities for growth. Candidates should hold a degree in a STEM ...

Software Engineer III for COMMODITIES UK

As an Athena/Python, Front Office Software Engineer at JPMorgan Chase within the Commercial and Investment Banking - Precious Metals and Agriculture - Commodities Tech team, you will be an integral part of an agile team that works to enhance, build, and deliver trusted market‑leading technology products in ...

Lead Software Engineer Java, JavaScript, AWS

Job Description Are you ready to make a real impact and advance your career with us? At JPMorganChase, you’ll be part of a team that values creativity, collaboration, and continuous learning. We empower you to drive innovation and deliver secure, scalable solutions that support our business objec ...

Software Engineer AI Driven Resource Platform

A dynamic software scale-up is seeking a Software Engineer to enhance product scalability and usability. You'll develop new features, work closely with teams, and have a passion for high-quality software. Offering a salary between £39,900 and £46,000, this full-time role allows for hybrid working from the UK, pr ...

Software Engineer II Blockchain/ Digital Assets

Job Description As a Software Engineer II, you will join our London-based engineering team, contributing to the design, development, and delivery of Java, Python and TypeScript-based blockchain applications. Working alongside experienced engineers with decades of Markets expertise, you'll ...

Software Engineer I: Forensic Media & Tooling

A technology company focused on public safety is seeking a skilled developer to work on forensic playback and investigation tools. The ideal candidate has a Bachelor's Degree in a relevant field and experience with technologies such as TypeScript/React, .NET, Python, or C/C++. The role offers competitive benefit ...

Post Trade ETD Software Engineer Operations

A global financial services platform is seeking a software developer to join its ETD Operations Technology team. The role entails enhancing applications supporting post-trade workflows. You will work with operations and other technology teams ensuring accurate data processing. Candidates should have solid experi ...

Staff Software Engineer, Docker Agents (London)

Overview At Docker, we make app development easier so developers can focus on what matters. Our remote-first team spans the globe, united by a passion for innovation and great developer experiences. With over 20 million monthly users and 20 billion image pulls, Docker is the #1 tool for building, ...

NL 26 016 BMDS Software Engineer

The nLogic team is seeking a BMDS Software Engineer to support the design, implementation, integration, and testing of complex, mission‑critical software capabilities for large‑scale, high‑reliability defense systems. The role involves developing and maintaining software features, algorithms, and system be ...

Principal Software Engineer, Docker Agents (London)

At Docker, we make app development easier so developers can focus on what matters. Our remote-first team spans the globe, united by a passion for innovation and great developer experiences. With over 20 million monthly users and 20 billion image pulls, Docker is the #1 tool for building, sharing, and runni ...

OT Software Engineer: SCADA & Industrial Systems

Your role Are you passionate about building secure, reliable systems that keep critical industrial operations running? Join us as an OT Software Engineer and help shape the future of industrial automation and digital transformation. You'll work at the intersection of IT and ...

Real Time Energy Forecasting Software Engineer

A growing technology company based in Manchester is seeking a skilled software developer to join their team. In this role, you'll solve complex energy problems and improve systems in a fast-paced environment. The ideal candidate has experience in software development, especially with Python and TypeScript. You'l ...

Staff Software Engineer, Cloud Observability & Kubernetes

A leading observability platform company is looking for a Staff Software Engineer to enhance its Grafana Cloud product. This remote-first role demands expertise in programming, Kubernetes, and observability tools. The ideal candidate will lead integrations, mentor team members, and contribute to open-source proj ...

Software and Cloud Engineer (Java/AWS)

Overview You might know us for the great work we do across our wide variety of projects. We're proud to say it's thanks to our people's diversity of thought, expertise and knowledge. And when you join us, you'll be a part of this genuinely collaborative environment, where everyone's voice is value ...

Software Engineer Cumberland/FICCO Tools Engineering

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading ...

Software Engineer — Hybrid, Mission‑Driven Tech

An intelligence agency in the UK seeks a Software Engineer to develop innovative solutions for mission challenges. The role involves collaboration in a multidisciplinary team and provides flexible working options. Salary ranges from £42,630 to £46,246, along with benefits such as a £2,000 recruitment bonus, trai ...

Energy Operations Software Engineer (Post Trade)

A leading financial services company in London seeks a Software Developer to join the Operations Technology team. You will enhance applications critical to post-trade operations, ensure regulatory compliance, and collaborate with various stakeholders. Ideal candidates are experienced in C# .NET, Docker, and clou ...

Staff Software Engineer, Warehousing Cloud & Automation

A renowned retail company in London is seeking a Software Engineer to build and maintain high-quality cloud infrastructure solutions. Key responsibilities include enhancing engineering standards and mentoring team members. The ideal candidate should have robust backend system development experience, and proficie ...

🚀 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

    Senior Software Engineer Fullstack Python React Jobs in United Kingdom Job Search Guide, Trends and Insights