657,945+ Lead Python Developer Cloud Fastapi Data Platforms Jobs in UK — Top Companies Hiring June 2026

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

Security Engineer – SIEM & Security Automation : £80k+ : London Hybrid

Our client, a leading international bank, is looking to hire a Security Engineer to join its Proactive Security team. This role focuses on security engineering, SIEM development, detection engineering, and security automation. The successful candidate will help enhance the bank's threat detection a ...

Senior Cloud Engineer

You will design, build, and operate secure, reliable cloud infrastructure supporting data platforms at scale. This role focuses on improving backup and recovery, observability, and automation across AWS environments while enabling engineering teams through robust tooling and clear operational practices. Yo ...

Senior C# React Developer – Nottingham

Senior C# React Developer – Nottingham Location: East Midlands Industry: IT Salary: £55,000 - £75,000 per annum + Hybrid, Pension Posted: 16/07/2025 Description We are looking for a Senior Ful ...

AI Application/Big Data Engineer

AI Application/Big Data Engineer 6-Month contract - Inside IR35 - market rate London based - hybrid working - up to 3 days a week onsite Role Overview Senior AI / Data Engineer responsible for designing, building, and optimizing AI-driven data pipel ...

Principal Solution Architect

Years of Experience: 15+ Years Job Summary We are seeking a highly skilled and experienced Principal Solution Architect to join our dynamic team in Reading, UK. The ideal candidate will possess extensive knowledge in Application Architecture and will be responsible for designing and imple ...

Forward Deployed Engineer, Google Cloud Consulting

Minimum qualifications Bachelor’s degree in Engineering, Computer Science, a related field, or equivalent practical experience. 5 years of experience with software development using Python or similar coding languages. Experience taking production‑grade AI‑driven solution ...

OT/IT Solution Architect — Digital Twins, IoT & Cloud

Capgemini in Cambridge is seeking an experienced OT/IT Solution Architect to design and implement integrated OT solutions. The successful candidate will possess strong experience in solution architecture, specifically within engineering or manufacturing environments, and have knowledge of Industry 4.0 technologi ...

Senior Firmware Engineer: V2G & Edge on Embedded Linux

Stars Arena is looking for a Senior Firmware Engineer to join their London team. The successful candidate will develop firmware for V2G edge devices and integrate systems with cloud backends while ensuring optimal performance on embedded Linux platforms. Applicants should have strong scripting skills in Python a ...

Cloud SRE Global Observability Lead (Remote UK)

A leading technology company is seeking a Staff Site Reliability Engineer - Cloud to architect the Observability Centre of Excellence, ensuring reliability and uptime of global platforms. This role involves implementing OpenTelemetry, developing automation scripts, and optimizing platform performance while colla ...

Hybrid Production ML Engineer Scale & Deploy AI Solutions

Faculty in Greater London is seeking a Machine Learning Engineer to deliver impactful AI solutions for their diverse clients. You will be instrumental in bringing machine learning out of the lab and defining best practices in a collaborative environment. The ideal candidate has strong Python skills, ex ...

Open Source Software Engineer Cloud & Scale

Guidant Global is seeking a Software Engineer - Open Source Specialist in Gloucester. You will work within a skilled technical team, delivering bespoke, open-source-driven solutions across multiple platforms, including cloud environments. The ideal candidate will have strong experience with Go, Python, ...

Senior Software Engineer — Remote/Hybrid, Lead & Mentor

SourceWhale, a leading software company in London, is looking for a Senior Software Engineer to drive technical excellence and mentor junior engineers. This role focuses on backend and frontend development in a dynamic team responsible for scalable solutions across various platforms. The successful can ...

Staff Software Engineer Billing Platform & Scale (Hybrid)

Apex Fintech Solutions UK Ltd. is looking for a Staff Software Engineer to design microservices architecture and mentor engineers. This position requires 8+ years of experience in software development, expertise in Java, Python, and strong knowledge of cloud platforms. This role operates in a hybrid en ...

Cloud DevOps Engineer | AWS/Azure/GCP, TDD, Agile, NPPV3

Requirements Familiarity with cloud platforms including AWS, Azure and GCP. Understanding of TDD (Test Driven Development). Familiarity with scripting languages such as Bash, Perl, Python or Go. Familiarity with Agile ways of working. Strong communica ...

Senior Backend Engineer Greenfield Real Time Hospitality

A global technology company is seeking a talented Backend Software Engineer to join their team based in London. The successful candidate will design and develop high-performance backend systems for the hospitality-tech industry. This is a great opportunity to work on greenfield projects and collaborate with cros ...

DevOps Engineer Active SC Clearance, Cloud in London Hays

Requirements Familiarity with cloud platforms including AWS, Azure and GCP. Understanding of TDD (Test Driven Development). Familiarity with scripting languages such as Bash, Perl, Python or Go. Familiarity with Agile ways of working. Strong communica ...

Senior Infrastructure Engineer – Cloud Reliability & SRE

writer.com is looking for an experienced Infrastructure Engineer to join its team in London or New York City. This hybrid role focuses on building and maintaining reliable, scalable infrastructure for AI-powered workflows. The ideal candidate has over 7 years of infrastructure engineering experience, expertise w ...

Forward Deployed AI Solutions Engineer (Hybrid)

Zendesk Group is searching for a Forward Deployed Engineer based in Greater London, UK. In this role, you will design and deliver production-grade AI solutions, collaborating with strategic customers. Ideal candidates have over 5 years in software engineering, expertise in Python and JavaScript, and experience w ...

Principal Engineer: AI Driven Architecture & Leadership

PEXA in Thame is seeking a Principal Engineer to shape engineering capabilities. In this role, you will collaborate with the UK CTO to define technical strategies and drive architectural innovations, ensuring scalability and security. The ideal candidate has experience with Node.js, Python, cloud platf ...

Senior AI/ML Research Engineer

This is an exciting role for a senior AI/ML Research Engineer to join a world-leading Energy Trading & Commodities company as part of their highly innovative GenAI Team. You will be responsible for designing, developing, and deploying scalable AI/ML solutions across multiple business areas. T ...

VP of R&D: Scalable Developer Tools Tech Leader

A fast-growing developer tools startup in London is seeking a VP of R&D to lead their engineering team and shape the technical roadmap. The ideal candidate has over 8 years of engineering leadership experience, strong cloud-native system knowledge, and a background in scalable teams. This role offers the opportu ...

Platform Architecture Lead Remote UK (Dev Platform)

FactSet Research Systems Inc. is seeking a Platform Architecture Lead based in the United Kingdom to oversee the development of its Internal Developer Platform. The role involves coordinating architecture decisions, guiding teams, and enhancing developer experience within FactSet’s technology landscape. < ...

Senior Software Engineer Python/Web, Office Based London

Senior Software Engineer – Overview Senior Software Engineer is required by this B2B Fintech business as they look to improve their product platform offering and build on their client success. You'll be expected to drive technology improvements, and play a pivotal role in a small software engineer ...

Analytics & Data Engineer

## Data & AI EngineerApplyremote type: Hybrid Workinglocations: London, United Kingdomtime type: Full timeposted on: Posted 2 Days Agotime left to apply: End Date: July 27, 2026 (30+ days left to apply)job requisition id: R25_ Built on meritocracy, our unique company culture rewards self-starters an ...

AI Architect (Google Cloud)

Join to apply for the AI Architect (Google Cloud) role at Datatonic At Datatonic, we are Google Cloud's premier partner in cloud & AI, driving transformation for world-class businesses. We push the boundaries of technology with expertise in machine learning, data engineering ...

Observability & Monitoring Engineer (Dynatrace)

At Computacenter, you’ll be joining a world-class team of over 1,000 skilled professionals within Group Professional Services (GPS). Our teams operate across the UK, Germany, France, and India, delivering complex, enterprise-grade IT solutions and consultancy across infrastructure, cloud, and modern operat ...

Software Developer Developer

Software Developer Hybrid Full-Time About Passionfruit Passionfruit is reshaping how marketing teams work. We started as a marketplace connecting brands with specialist marketers, and we're now building PIP, an AI-native platform that's changing how marketing operations ...

Founding Fullstack Engineer

We're working with a venture backed technology company that is building software to solve complex challenges within the natural resources sector. Following recent funding and growing customer demand, they are looking to hire a Full Stack Engineer to help scale their platform and engineering capabilities. < ...

Senior Software Engineer

Compensation GBP 0 - GBP 80,000 – monthly Company Description We are a high‑tech company, whose mission is to build a high‑quality e‑commerce platform which we can distribute or deliver products to people. Job Description Design, develop, and maintain high‑qual ...

Devops Engineer

Competitive compensation Medical InsuranceA fast-paced, growth-oriented Opportunity to growAbout Our ClientThe company is a well-established name in the Technology & Telecoms industry, operating as a large organization. It is committed to providing innovative services an ...

Observability Platform Engineer New UK

Nscale is the GPU cloud engineered for AI. We provide cost‑effective, high-performance infrastructure for AI start‑ups and large enterprise customers. Nscale enables AI‑focused companies to achieve superior results by reducing the complexity of AI development. Our GPU cloud bolsters technical capabilities ...

Senior Dynamics Developer

Lead Dynamics DeveloperGlasgow, Scotland, United KingdomAbout the Company Looking for a role where you can get hands-on, solve real problems, and make a tangible impact on a critical CRM platform? We're hiring a Senior Dynamics 365 Developer to take ownership of a mature, integration-heavy en ...

Security Research Engineer

Founded in 2017, Obsidian Security was created to close a critical gap: securing the SaaS applications where modern business happens—platforms like Microsoft 365, Salesforce, and hundreds more. Backed by top investors including Greylock, Norwest Venture Partners, and IVP, we’ve built a complete Saa ...

Software Development Pro: Build Secure, Scalable Solutions

Shodhana Limited in the United Kingdom is seeking a Software Development Professional to design, develop, and maintain software applications. You will collaborate with cross-functional teams to deliver reliable and efficient systems while ensuring user needs are met. The role requires solid experience ...

Software Development Specialist

Shodhana Limited in the United Kingdom is seeking a Software Development Professional to design, develop, and maintain software applications. You will collaborate with cross-functional teams to deliver reliable and efficient systems while ensuring user needs are met. The role requires solid experience ...

SOC Engineer SIEM & SOAR

Role: SOC - SOC Engineer - SIEM & SOAR Location: London Salary: Competitive salary and package dependent on experience Career Level: Specialist Please Note: Any offer of employment is subject to satisfactory BPSS and the candidate being gran ...

Lead Software Engineer (Tech4Good, language agnostic!)

Lead Software Engineer (Tech4Good, language agnostic!) If you are a seasoned Senior or Lead Engineer who loves delivering next‑gen technology for stakeholders, you may be interested in leading language‑agnostic Tech4Good AI/Data projects that impact millions of people. You would lead the UK’s mos ...

Senior AWS Engineer

Keysource, a Salute company, is a global leader in delivering data centre and digital infrastructure solutions – firmly established in the US and UK, with a rapidly growing client base across Europe and beyond. This is an exciting time to join the team as we step up operations in new countries and c ...

Senior Analytics Platform Engineer: Secure, Scalable Snowflake

Our Future Health is seeking a Staff Analytics Platform Engineer in Greater London to shape the architecture and future direction of our analytics platform. You will lead technical initiatives and ensure the platform is scalable, secure, and user-friendly. Ideal candidates should have deep experience in modern d ...

Software Engineer, Organizational Systems & Intelligence

Summary Apple is where individual imaginations gather together, committing to the values that lead to great work. Every new product we build, service we create, or experience we deliver is the result of making each other’s ideas stronger. It happens because every one of us believes we can make so ...

Business Systems Developer

Business Systems DeveloperThe experience expected from applicants, as well as additional skills and qualifications needed for this job are listed below.Location: Milton Keynes Salary: DOE Benefits Type: PermanentWere working with a well-established and growing engineering organisation that is embarki ...

Principal Software Engineer

Our client is a fast-scaling fintech building the next generation of payment infrastructure. They’re merchant-first, engineering-led, and genuinely obsessive about outcomes over process. Small teams, real autonomy, hard problems. They’re hiring a Principal Platform Engineer to own the design and del ...

Lead Enterprise Architect

We are working with a global insurance company that is looking to recruit an experienced technology architecture leader to define and oversee the enterprise technology architecture required to underpin the company’s transformation. The successful candidate will have extensive experience working as ...

Manager, Data Science, AI & Data, AI Scaling & Transformation, Manchester

Job description As a practitioner in AI & D, you are responsible for delivering Data Science on client projects. You are encouraged to devise innovative solutions to help our clients address their biggest data challenges including developing modern analytics platforms. Responsibilities < ...

Senior Lead Software Engineer Athena Rates Risk and PNL

Job Description We are seeking an experienced Senior Athena Python Rates Senior Lead Software Engineer for the development team to work on Rates Risk and PNL business deliveries and optimization. In this role, you will design, develop, and integrate sophisticated solutions that support trading de ...

Software Architect (UK)

Detego Global is on the lookout for a Software Architect . We are looking for an experienced lead developer ready to transition into a Software Architect role, who will be responsible for defining technical strategy, architectural standards, and guiding engineering teams in delivering robust ...

Senior BI Developer Power BI

Overview Turn data into decisions. Own the BI layer end to end. We’re looking for a Senior BI Developer who lives and breathes the Power BI ecosystem — someone who can design elegant data models, build high-performance dashboards, and translate complex commercial questions into trusted, sca ...

Full Stack Tech Lead ID40090

Overview Our client, a leading force in the digital solutions space, is seeking a Full Stack Developer / Technical Lead to join their talented, growth-minded team. This is a chance to work with cutting-edge technologies, shape scalable products that serve thousands of users every minute, a ...

Data Scientist

Data Scientist Liverpool - 3 days a week | Up to £48,000 This is an opportunity to join a growing Data Science function at a pivotal moment, with strong senior backing and a clear focus on building production-ready models that drive real commercial impact. You will play a key ...

Data Scientist

Data Scientist Liverpool - 3 days a week | Up to £48,000 This is an opportunity to join a growing Data Science function at a pivotal moment, with strong senior backing and a clear focus on building production-ready models that drive real commercial impact. You will play a key ...

🚀 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

    Buffering Video...

    Lead Python Developer Cloud Fastapi Data Platforms Jobs in United Kingdom Job Search Guide, Trends and Insights