655,466+ 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

.NET Web Developer

Position: .NET Web Developer Location: Labman HQ, Seamer, North Yorkshire Salary: £40,000 - £55,000 (based on experience) Employment Type: Full-time This role is office based in Stokesley, North Yorkshire. We do not offer hybrid or homeworking opportunities. A ...

Senior Software Developer

The Role Are you a senior backend engineer who thrives on distributed systems, clean architecture, and complex data problems? At ONYX Insight, we're looking for a Senior Software Developer (Contractor) to make an immediate impact on our core platform, a sophisticated distributed system processing data f ...

Enterprise Architect – Financial Services Cloud Transformation

Required SkillsCloud architectureEnterprise Architectenterprise-scale transformationFinancial servicesJob SummarySenior Enterprise ArchitectContract | 12-Month Engagement | Hybrid Working< ...

Software Engineer, Compute Infrastructure

About The Team Compute Infrastructure builds the platform that turns enormous amounts of compute into a reliable engine for frontier AI. We design, provision, schedule, operate, and optimize the systems that connect accelerators, CPUs, networks, storage, data centers, orchestration software, agent ...

C# .Net Developer

Senior C# / .NET Developer (Securities Lending & Repo)Role Type: 6-Month Contract Location: London (Hybrid - 3 days onsite per week) IR35 Status: Inside IR35 Role OverviewA leading global financial servic ...

Senior Frontend Developer

Role: Senior Frontend Engineer - React & TypeScriptLocation: RemoteSalary: Up to £,I'm recruiting on behalf of a client based in Warrington, who are looking to bring a Senior Frontend Engineer into their engineering team. This role can be remote or hybrid with some office time in Warri ...

Automation Application Developer

Join Our Team as an Automation Application Developer!Located: London (2-3 days a week)Rate: 415- 490 UmbrellaDuration: 6 months but known for long term!Interviews: ASAP (Please note first stage will be face to face in London)Are you ready to make a splash in the ex ...

SAP SuccessFactors Developer

ResponsibilitiesDesign, develop, and support data integrations between ADP GlobalView and SAP SuccessFactors.Perform data mapping, transformation, and configuration activities to support General Ledger requirements.Analyse and validate inbound and outbound d ...

SAP SuccessFactors Developer

ResponsibilitiesDesign, develop, and support data integrations between ADP GlobalView and SAP SuccessFactors.Perform data mapping, transformation, and configuration activities to support General Ledger requirements.Analyse and validate inbound and outbound d ...

Senior Python Engineer Math Driven Optimization (Remote)

A leading provider of analytical solutions is seeking a Senior Python Software Engineer with a strong mathematical background. The ideal candidate will design and develop advanced Python-based modules for optimization and analytics, work with modern technologies including SciPy and Pandas, and collaborate with i ...

Python Engineer – Real Time Trading Systems (HFT)

A leading recruitment agency seeks a Python Software Engineer for a high-frequency trading firm in the UK. This role involves developing systems for real-time market data and trade execution while ensuring performance optimization in a dynamic environment. Ideal candidates should have a minimum of 2 years of Pyt ...

Founding Python Engineer — AI for Industrial Ops

Digital Gurus is seeking a Founding Software Engineer in the United Kingdom, focusing on building AI-powered platforms for manufacturing. This role offers ownership and the opportunity to shape the technical direction of the product. The ideal candidate enjoys startup dynamics, has experience in produc ...

Python Engineer: Reliability & Automation for Trading Tech

A leading global investment management firm in the UK is seeking a talented Python Engineer to join their Risk & Market Access division. You will play a vital role in enhancing the performance and stability of software systems, working closely on critical applications. Ideal candidates should have over 5 years o ...

AI Driven Backend Engineer (Python) – Hybrid London

A premier recruitment agency seeks a Back-End Engineer to join their high-calibre team in London. The role involves designing scalable backend systems using Python, integrating AI-generated code, and collaborating on projects. Candidates should have over 5 years of experience in back-end development, a strong gr ...

Senior Software Engineer Python & React (Hybrid UK)

A tech-for-good startup in the UK seeks a Senior Software Engineer to enhance clean transport technology. You will work closely with the CTO across the full stack using Python and React, owning backend systems and contributing to platform scaling. The role offers a competitive salary up to £75k, 27 days holiday ...

Service & Operations Lead in SERVICE OPERATIONS

Service & Operations Lead in Service Operations, Technology Directorate Permanent Full time Location - Leeds or London About the role We’re seeking a BMC Helix developer to join our ITSM Tools team as an ITSM Technical Analyst. You will pu ...

Human Resources Systems Implementation Engineer

Human Resources Systems Implementation Engineer Join to apply for the Human Resources Systems Implementation Engineer role at Mercor Human Resources Systems Implementation Engineer 1 day ago Be among the first 25 applicants Join to apply for ...

Senior Software Developer

Job Profile Trading since 1989, e.surv Chartered Surveyors is the UK's number one residential surveyor and the largest provider of property risk expertise and residential surveying services. To put it into numbers, we complete more than one property inspection every 12 seconds and employ over 600 ...

AWS IaaS Sys Admin

Overview Career Level – Specialist & Associate Manager UK (Birmingham) Salary: Competitive salary and package (Depending on level of experience) Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK ...

Procurement Specialist – HR & Recruitment Services Category

Location: London (Kaleidoscope, 4 Lindsey St, London, EC1A 9HP, UK) – On-site Department: Global Procurement Work setup : 4~5 Days in the office a week Salary range:: £40,000–£50,000 annually Contract period: 12 months Abo ...

Procurement Specialist – HR & Recruitment Services Category

Location: London (Kaleidoscope, 4 Lindsey St, London, EC1A 9HP, UK) – On-site Department: Global Procurement Work setup : 4~5 Days in the office a week Salary range:: £40,000–£50,000 annually Contract period: 12 months Abo ...

Procurement Specialist – HR & Recruitment Services Category

Location: London (Kaleidoscope, 4 Lindsey St, London, EC1A 9HP, UK) – On-site Department: Global Procurement Work setup : 4~5 Days in the office a week Salary range:: £40,000–£50,000 annually Contract period: 12 months Abo ...

Procurement Specialist – HR & Recruitment Services Category

Location: London (Kaleidoscope, 4 Lindsey St, London, EC1A 9HP, UK) – On-site Department: Global Procurement Work setup : 4~5 Days in the office a week Salary range:: £40,000–£50,000 annually Contract period: 12 months Abo ...

Digital Project Manager

Ref: 1720-4796This is a part time role paid pro rate – 6 months contract, 3 days / 24 hours per week, across 4–5 days. Flexible scheduling within 8am–7pm GMT.Working from home with weekly meetings at a Hotel Business Park near St Neots – you need to drive to get to the Hotel< ...

Security Consultant Data Security

Introduction A career in IBM Consulting is built on long‑term client relationships and close collaboration worldwide. You’ll work with leading companies across industries, helping them shape their hybrid cloud and AI journeys. With support from our strategic partners, robust IBM technology, and R ...

Consulting Security Consultant Data Security Professional London, GB

A career in IBM Consulting is built on long-term client relationships and close collaboration worldwide. You’ll work with leading companies across industries, helping them shape their hybrid cloud and AI journeys. With support from our strategic partners, robust IBM technology, and Red Hat, you’ll have the ...

Earth Observation Presales Engineer

Aim high, go beyond! At Open Cosmos we are solving the world’s biggest challenges from space, providing businesses, governments and researchers access to more readily available information than ever before - ready for the challenge? Then read on… Our Data division transforms satelli ...

Enterprise Architect

Client Location: London hybrid working 3 days on site Starting: ASAP Pay up to £80.09/hr Hours: Full-time Duration: 6 months Contract Job Description Are you ready to shape the future of digital marketing for ...

Frontend Engineer (React Native)

Frontend Engineer (React Native) IG is a FTSE100 fintech operating across five continents, providing a leading retail trading and investment platform. The company delivers a fully licensed, FCA‑regulated crypto trading platform and operates on a scalable cloud‑native AWS architecture. Team ...

Software Engineering Manager Fulfilment Expansion

We’re looking for a Software Engineering Manager to play a pivotal role in leading and evolving M&S’s digital fulfilment platforms. This team provides the critical software capabilities that power fulfilment operations across the business from in-store fulfilment and order collection to dropship supplier and ...

Software Engineering Manager Fulfilment Expansion

We’re looking for a Software Engineering Manager to play a pivotal role in leading and evolving M&S’s digital fulfilment platforms. This team provides the critical software capabilities that power fulfilment operations across the business from in-store fulfilment and order collection to dropship supplier and ...

Azure Cloud Platform Architect Flexible Work

AXA Group in Redhill is seeking a Cloud Architect to provide strategic technical leadership for Cloud Platform Engineering teams. The role involves developing Cloud services strategies and working with multi-disciplinary teams to deliver innovative solutions. The ideal candidate has substantial experie ...

Cloud Infrastructure Engineer — Azure, AWS & IaC

Lucy Group is seeking a Cloud Infrastructure Engineer to implement and optimize their cloud platforms. This role involves managing deployments, monitoring performance, and ensuring compliance across public and private cloud environments. The ideal candidate will have 3+ years in cloud engineering, expe ...

Senior Cloud Security Engineer: Build Secure, Scalable

A leading online fashion retailer in London seeks a Cloud Security Engineer to design and implement robust cloud security solutions. The position requires strong expertise in cloud security, vulnerability testing, and collaboration with software development teams. Candidates should have a background in various c ...

Vice President of Engineering

About Ctrl AltCombining groundbreaking technology and expert financial engineering, Ctrl Alt is a B2B infrastructure solution provider that makes structuring and investing in alternative asset classes efficient, cost-effective, and accessible. Since launching in 2022, Ctrl Alt has establishe ...

Senior Cloud Platform Engineer Azure & AWS (Hybrid)

Rise Technical Recruitment is seeking a Senior Cloud Platform Engineer to support cloud platforms across Azure and AWS in a hybrid role based in Milton Keynes. The ideal candidate will possess strong Azure skills, experience with Terraform or Bicep, and cloud migration expertise. This contract position ...

DevOps Engineer – 12 Month Contract London

London, UK Job Description We are searching for a DevOps Engineer to support our EMEA team. This is a 12-month fixed-term contract, with the possibility of extension. The DevOps Engineer is responsible for the design, development, implementation, and operational su ...

Cyber Technical Delivery Manager

London, United Kingdom | Posted on 07/06/2026 Engagement: Inside IR35Start Date: ASAPOverviewWe are supporting a leading investment banking client in London who is seeking an experiencedCyber Technical Delivery Manager to join a large-scale Cyber ...

Senior Data Strategy & Analytics Specialist

At Roche you can show up as yourself, embraced for the unique qualities you bring. Our culture encourages personal expression, open dialogue, and genuine connections, where you are valued, accepted and respected for who you are, allowing you to thrive both personally and professionally. This is how we aim to ...

Principal Engineer (AWS & Java)

Role Description We are seeking a Principal Engineer to act as the most senior hands‑on technical expert for our leading Risk Screening platform. This role partners closely with architecture, service, product, and engineering teams to ensure that agreed designs are implemented to the highest techn ...

Solutions Architect

About Xceedance Xceedance is a global provider of strategic consulting, managed services, and technology solutions to the insurance industry. We help insurers, reinsurers, brokers, and MGAs modernize operations, enhance underwriting and claims capabilities, and accelerate digital transformatio ...

Solutions Architect

About Xceedance Xceedance is a global provider of strategic consulting, managed services, and technology solutions to the insurance industry. We help insurers, reinsurers, brokers, and MGAs modernize operations, enhance underwriting and claims capabilities, and accelerate digital transformatio ...

AI Technical Lead

Birketts is a full service, UK Top 50 law firm. With a heritage spanning 160 years, we have more than 700 lawyers and legal professionals and over 600 staff based in Bristol, Cambridge, Chelmsford, Ipswich, London, Norwich and Sevenoaks. We advise businesses, government and public sector organisations and ...

Enterprise Gen AI ML Engineer

A leading AI solutions provider in the UK seeks a Forward Deployed ML Engineer to optimize Generative AI solutions for Enterprise customers. The role involves translating business needs into technical solutions and engaging directly with clients. Candidates should have a strong engineering background and experie ...

Senior Front Office Trading Analytics Engineer

A global leader in energy trading seeks a Senior Front Office Software Engineer to enhance trading processes and analytics. This role involves building high-performance Python services and cloud-native tools to support traders, requiring expertise in programming, SQL, and DevOps practices. Candidates with experi ...

Senior SRE: Real Time Cloud & Observability

A prominent financial services firm in Greater London is seeking a Site Reliability Engineer to join their Real Time SRE team. This role involves supporting critical Real Time applications and automating operational processes. Ideal candidates will have strong DevOps experience, particularly with cloud applicati ...

Senior Applied AI Engineer Hybrid Consultant (UK Travel)

A leading professional services firm is seeking a Senior Consultant – Applied AI Engineer in Northern Ireland. This role involves designing AI capabilities, collaborating with clients, and implementing solutions with a focus on Python, cloud engineering, and microservice frameworks. The position offers a hybrid ...

Senior Applied AI Engineer RAG & LLM Solutions

EY is seeking a Senior Consultant – Applied AI Engineer, responsible for delivering AI capabilities and collaborating with stakeholders in a hybrid working environment with possible client travel across the UK. The ideal candidate will have strong knowledge in Python, cloud engineering, and microservice developm ...

🚀 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