Lead Software Developer Python Jobs in UK

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Principal Engineer C#/.NET, AWS, AI Driven FinTech

Client Server is looking for a Principal Software Engineer / Developer (C# .Net AWS Python) in London with a salary up to £120k. In this role, you will architect and build scalable solutions, collaborate with Agile teams, and drive AI adoption. Key qualifications include strong C# and AWS skills, experience with ...

C++ Software Engineer Hybrid (Embedded & AI)

Jenoptik AG in Farnborough is seeking a skilled Software Developer to work in a hybrid role. The ideal candidate will have robust C++ skills, knowledge of Python, and experience with embedded systems. You will design and maintain applications, contribute to CI/CD processes, and collaborate with cross-functional ...

Lead AI Platform Engineer: Build Scalable Agentic Systems

A technology firm is seeking a Senior AI Platform Engineer to help build AI-driven simulation software for engineering and manufacturing. The successful candidate will implement advanced infrastructure, ensuring robust developer experiences while managing key initiatives. Candidates should have over 3 years of r ...

Associate Trading Tools Developer (Flexible Working)

A leading energy technology firm in Greater London is seeking a software developer to support the design and maintenance of trading tools. In this role, you will work with senior developers and contribute to enhancing operational performance through technical solutions. Ideal candidates should have programming e ...

AI Automation Engineer Workflow & LLM Solutions

Finalto is seeking an experienced AI Developer to transform workflows through AI automation. You will design AI applications to enhance efficiency and manage integrations within enterprise environments. The ideal candidate has over 3 years of experience in software engineering or AI development, is proficient in ...

Java Engineer for Sports Betting Hedge Fund — London

A leading technology firm in London is looking for a Java Software Developer to join a mid-senior level team in an exciting sports betting startup. The successful candidate will collaborate closely with quantitative researchers and talented engineers to build data integrations and support trading models. Ideal a ...

Senior Full Stack Developer 2 days a week in London £60 80k

Senior Full Stack Developer - 2 days a week in London - £60-80k I am looking for a Full-Stack Developer to join a fast-growing data and analytics company working at the intersection of data engineering, software development, and AI. This will be to design and build scalabl ...

Software Engineering Manager

1 week ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. This range is provided by Harnham. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the jo ...

Senior Full Stack Engineer — React & Python Lead, Health Tech

The React Hub is seeking a Senior Fullstack Engineer based in Central London. This role requires at least 8 years of experience in fullstack development with strong skills in React and Python. The successful candidate will lead a growing team within an AI health-tech environment, working on impactful products th ...

Senior Python Lead Engineer — Shape Next Gen Hardware Design

Circuit Mind is hiring a Lead Software Engineer to create innovative software solutions for electronic circuit boards. The role involves collaboration with product and hardware teams, designing and developing backend systems using Python and other modern technologies. Candidates should possess extensive software ...

Remote Business Systems Team Lead C#.Net/Python, SQL

Ascend Consulting is seeking a passionate Business Systems Team Leader to guide their internal software solutions in Cambridge. The successful candidate will lead a remote team of five developers, ensuring the maintenance and enhancement of systems that support company efficiency. They will handle programming ta ...

Engineering Manager

Hands-on leadership role managing 20 engineers across multiple teams who are building a no-code energy systems modelling platform, transitioning to a PaaS model for external users. You'll own architecture standards, drive delivery, and evolve cloud infrastructure, working closely with Product and the CTO. ...

Java Developer – Systematic Hedge Fund (London / Hybrid)

Overview Java Developer – Systematic Hedge Fund (London / Hybrid). Responsibilities Design and write software for Trading Systems, Middle & Back Office, and Corporate Functions. Develop primarily in Java, with exposure to Python and MATLAB. Collaborate in a h ...

Senior Software Engineer (Libraries Platform)

Chainguard is the trusted source for open source. By delivering hardened, secure, and production-ready builds of all the open source software engineers and AI agents rely on, Chainguard helps organizations build faster, stay compliant, and eliminate risk. Our customers include Fortune 500 enterpris ...

Quantitative Developer Hybrid Working Up to £300,000 Base (+ Bonus)

Quantitative Developer (C++ and/or Python) Client: Elite Algorithmic Market Making Firm (HFT) Compensation: Up to £300,000 Base + Bonus Location: London (Hybrid) Overview An elite algorithmic market making firm is seeking a talented Quant ...

Lead AI Enabled Platform Engineer

About Us ClearRoute is an engineering consultancy bridging Quality Engineering, Cloud Platforms and Developer Experience. We help enterprises reliably bring high-impact digital products to market faster, cheaper, and safer, working with technology leaders facing complex business challenges. ...

AI Driven AWS Platform Engineer Policy & Automation Lead

About Us ClearRoute is an engineering consultancy bridging Quality Engineering, Cloud Platforms and Developer Experience. We help enterprises reliably bring high-impact digital products to market faster, cheaper, and safer, working with technology leaders facing complex business challenges. ...

PHP Software Engineer

Get AI-powered advice on this job and more exclusive features. This range is provided by WRK digital. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from WRK digital Connecting th ...

Senior Software Developer Java in Edinburgh ASA Recruitment

A key public sector organisation is seeking a skilled Java Lead Developer to lead a large-scale Spring Boot upgrade and AWS migration initiative. You will modernise enterprise applications, enhance cybersecurity, and guide internal developers. Tech Stack & Skills J ...

Software Developer (Research Infrastructure) £350/500,000 Quantitative Trading

Software Developer (Research Infrastructure) | Quantitative Trading | £350–500k How many opportunities will you get to develop a greenfield platform that directly shapes the future of a multi-billion-dollar prop trading business? I'd imagine this is one of few. Here, you'll develop a prop ...

Software Developer Research Technology London, England, United Kingdom

Software Developer - Research Technology XTX Markets is a leading algorithmic trading firm which uses state-of-the-art machine learning technology to produce price forecasts for over 50,000 financial instruments across equities, fixed income, currencies, commodities and crypto. It uses those fore ...

Entry Level Software Developer Trainee — Fully Funded Training

A leading training provider in the UK is seeking a Software Developer Trainee. This role requires no prior experience as comprehensive training is provided, funded by the UK government. The successful candidate will work on coding projects, collaborate with software developers, and participate in training sessio ...

Senior Software Developer, Vue/Node for Hardware Systems

A leading engineering technology firm seeks a Mid-Senior Software Developer for a hybrid position in North Wales. The role involves designing and developing software solutions that integrate with advanced engineering systems. Ideal candidates have a strong background in software development with experience in mo ...

Intern Software Engineer Developer Experience and Relations (Remote)

Leaning Technologies is seeking a talented Software Engineer for a paid internship based in Amsterdam (near Amstel station), Netherlands. This is a full-time internship with a duration of 6 months, starting in April/May 2026. Developer Experience at Leaning Technologies is a small team that blends ...

Senior Computer Aided Drug Design (CADD) Software Developer

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board. About Chemify Chemify is revolutionising chemistry. We are creating a future where the synthesis of previously unimaginable molecules, drugs, and materials is instantly accessible. By combini ...

Hybrid Software Developer (React/.NET) – Shape the Future

A leading furniture retailer is looking for a Software Developer to join their team in Doncaster. This hybrid role requires experience in various programming languages including REACT and C#. The position offers a competitive salary, an annual bonus scheme, and a range of employee benefits such as generous leave ...

Software Developer – High Performance I/O & Storage Systems

Viridien ( is an advanced technology, digital and Earth data company that pushes the boundaries of science for a more prosperous and sustainable future. With our ingenuity, drive and deep curiosity we discover new insights, innovations, and solutions that efficiently and responsibly resolve complex natural ...

Software Developer – High Performance I/O & Storage Systems

) for more information.Viridien () is an advanced technology, digital and Earth data company that pushes the boundaries of science for a more prosperous and sustainable future. With our ingenuity, drive and deep curiosity we discover new insights, innovations, and solutions that efficiently and responsibly resol ...

Mid Senior Software Developer – Hybrid, Full Stack Impact

A medical records software company in Glasgow seeks a Mid-Senior Level Developer to improve their products. The role involves full lifecycle development across web and mobile platforms, with responsibilities in planning and architecture. Candidates should have 4-5+ years of experience in software development, al ...

MS Stack Software Developer: Azure Cloud & Data Tools

OverviewWe are looking for a highly motivated individual to help us build the next generation of data analysis tools and infrastructure for our Award-Winning Accident Repair Network. Our mission is to develop the tools and technology that enable our teams to get our customers back to norm ...

Software Developer (C++) – Up to £120,000 + Bonus + Package

Role: Software Developer (C++) – Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: C++ as a main language This firm is an elite tech firm with exceptionally high standards </ ...

Support Developer SQL WMS, Logistics, Software, Shift Work

Support Developer - SQL - WMS, Logistics, Software, *Shift Work * Global provider of market leading cutting-edge automated warehouse logistics systems: Core automated Warehouse Management Systems (WMS) for some of the largest complex enterprise scale organisations internationally. ...

Support Developer SQL WMS, Logistics, Software, Shift Work

Support Developer - SQL - WMS, Logistics, Software, *Shift Work * Global provider of market leading cutting-edge automated warehouse logistics systems: Core automated Warehouse Management Systems (WMS) for some of the largest complex enterprise scale organisations internationally. ...

Software Developer (C++) – Up to £120,000 + Bonus + Package

Role: Software Developer (C++) – Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: C++ as a main language This firm is an elite tech firm with exceptionally high standards that ...

Software Developer (C++) – Up to £120,000 + Bonus + Package

Role: Software Developer (C++) – Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: C++ as a main language This firm is an elite tech firm with exceptionally high standards that ...

Senior Software Developer Trading Systems (C#, .NET, SQL)

A leading IT recruitment agency is seeking a Senior Software Developer specializing in trading systems. The successful candidate will work on greenfield projects within a collaborative environment, producing high-quality code using C#, .NET, SQL Server, and more. A BSc in Computer Science or Mathematics from a p ...

Graduate Software Developer: Healthcare Tech & Real‑Time Systems

A leading technology firm based in the UK is seeking bright and geeky graduates for a Software Developer role. No prior experience needed, just logical thinking and problem-solving skills. The role involves contributing to real-world software solutions in healthcare, working within an agile team, and offers a co ...

Software Developer .NET & Azure for Green Energy Projects

A regulatory body in the energy sector is seeking a Software Developer to help shape the future of energy through impactful digital solutions. This role involves supporting green energy initiatives by developing applications using modern technologies. You'll work collaboratively in an agile environment, support ...

Software Developer (C++) – Up to £120,000 + Bonus + Package

Role: Software Developer (C++) – Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: C++ as a main language This firm is an elite tech firm with exceptionally high standards that ...

Software Developer (C++) – Up to £120,000 + Bonus + Package

Role: Software Developer (C++) – Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: C++ as a main language This firm is an elite tech firm with exceptionally high standards that ...

Software Developer (React) Up to £120,000 + Bonus + Package

Role: Software Developer (React) – Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: React as a main language (modern JavaScript / TypeScript) This firm is an elite technology com ...

Software Developer (React) Up to £120,000 + Bonus + Package

Role: Software Developer (React) – Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: React as a main language (modern JavaScript / TypeScript) This firm is an elite technology com ...

Software Developer (React) Up to £120,000 + Bonus + Package

Role: Software Developer (React) – Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: React as a main language (modern JavaScript / TypeScript) This firm is an elite technology com ...

Software Developer (React) Up to £120,000 + Bonus + Package

Role: Software Developer (React) – Up to £120,000 + Bonus + Package Salary: Up to £120,000 + Bonus + Package Location: London (Hybrid Working) Skills: React as a main language (modern JavaScript / TypeScript) This firm is an elite technology com ...

Software Developer in Test London, England, United Kingdom

When you join Exclaimer you will join a global award-winning SaaS provider with an exceptional revenue rate, ambitious growth plans, and an inclusive and outcomes-driven culture. Exclaimer is a high-growth SaaS company with 300+ colleagues across the UK, US, Europe, and Asia-Pacific. We promote a ...

Graduate Software Developer in Cambridge RedTech Recruitment Ltd

Overview This is a job posted by our partner Jooble. Below is a snippet of the job description. To read the full text, please click on the Apply Now link. Position: Principal Software Engineer, Nifty Gateway Qualifications Admission Requirements: Grade of AA ...

ICT Software Developer – Build Secure, User Focused Apps

A public service organization in North East England is looking for an ICT Software Developer to support transformational projects and develop software solutions. With a focus on user-centered design, you'll collaborate with team members to deliver secure and reliable applications. The role requires strong troubl ...

Software Developer – High Performance I/O & Storage Systems

Software Developer – High-Performance I/O & Storage Systems Viridien is an advanced technology, digital and Earth data company that pushes the boundaries of science for a more prosperous and sustainable future. The role focuses on developing high-performance backend services and APIs that integra ...

Software Online Developer in Shotton New Ventures Recruitment

Technical Skills and Experience In terms of technical skills and experience, you should have a strong proficiency in core front-end languages and tools, specifically TypeScript, JavaScript, SCSS, and HTML. Hands-on experience with JavaScript frameworks, particularly React.js and Node.js, is cruci ...

Defence Tech Software Developer Intern Summer in Bristol

Reply, Inc. is offering a Software Developer Summer Internship based in Bristol starting in June/July 2026. This role is ideal for candidates currently studying Computer Science or related fields, looking to gain hands-on experience on real-world projects supporting national security. Interns will work closely w ...

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