Lead Software Developer Python Jobs in UK

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Principal Software Engineer

Expert-level PLC/HMI development Siemens TIA PORTAL , experience in delivering machine control software is a must Our client is a leading designer and manufacturer of complex, bespoke automation mach ...

Senior Software Engineer

Senior Software Engineer (TypeScript / Python, FinTech, AI) London (Hybrid) £95,000 The Opportunity Join a high-growth, regulated fintech building next-generation infrastructure at the intersection of traditional finance and di ...

Scala Software Engineer

£100,000 - £115,000 base salary We’re partnered with an AI-native customer experience platform that’s transforming how ecommerce brands support and engage with their customers through intelligent AI Agents. They’re now looking to hire a < ...

Senior Software Engineer

Senior Software Engineer | London | Hybrid | Tech for Good Location: London (hybrid) Salary: £80,000 to £95,000 + equity + benefits Tech stack: • Python (Django, Flask or FastAPI preferred) • ...

Senior Software Engineer

Senior Systems Engineer | Rust London / Hybrid £140k – £200k + Performance Bonus + Equity This client is building high-performance infrastructure powering decentralised markets. The engineering environment is extremely lean, operating in domains where execution s ...

Java Software Engineer

Senior Software Engineer - London Harrington Starr are working alongside a unique financial trading technology firm who are seeking 10+ Senior Java Developers to join their Core Development team and build out low latency systems. You absolutely have to hav ...

Senior Software Engineer

Senior Backend Engineer (Python / Go), London (Hybrid), £100,000 - £120,000 + Bonus • Job Title: Senior Backend Engineer • Salary Range: £100,000–£120,000 + Bonus & Benefits • Location: London | Hybrid Work ...

Senior Software Engineer

Senior Software Engineer Manchester – Hybrid (2x per week) Highly Competitive Base + Bonus AWS | .NET | Event-Driven Architecture | Enterprise SaaS Build the platforms that will define the next decade of a global enterprise SaaS organisation. We’re p ...

Principal Software Engineer

Principal Full-Stack Engineer (Java,React,LLMs) Hello from RE Partners! Who We Are: We are a fast growing business and technology consultant company co-founded in 2019. We offer a custom-tailored, white-glove engineering service fit for our clients, because a digital ...

Graduate Software Engineer

Graduate Software Engineer | Deep Tech Start-Up | London I am partnered with one of the UK’s most exciting deep-tech startups - a business already delivering cutting-edge technology to an exceptionally impressive client base, including some of the UK’s leading technology or ...

Graduate Software Engineer

Graduate AI Engineer | Extremely Well-Funded AI Start-Up | London I am partnered with a well-funded, rapidly growing AI start-up, founded by a world-class team using cutting-edge AI to solve a genuine real-world problem. They are now looking to hire a worl ...

Java Software Engineer

Senior Java Developer 11 roles available (mid to senior level) Pay rate: Outside IR35 – £600 to £800/day (depending on experience) Duration: Initial 6–9 months (programme running through to 2027) Worki ...

Principal Software Engineer

Principal Software Engineer (FinTech) - £80,000-£90,000 - Hybrid A fast-growing fintech company is looking for a highly hands-on Staff Software Engineer to help drive platform modernisation, cloud transformation, and intelligent automation across a rapidly scaling technolog ...

Senior Software Engineer

Senior Product Engineer | Senior Software Engineer | Full Stack Engineer | Senior Software Engineer Climate Tech Startup Scaling Real-World Carbon Removal Up to £95,000 + Equity C#, React, Python, Azure Hybrid/Flexible | London Waterloo We’re pa ...

Senior Software Engineer

Senior Software Engineer | ~£950/day Outside IR35 | 6-months initial contract | London Industry: Trading Location: London Job Type: Contract - 6-month initial Our client is building the n ...

Principal Software Engineer

Locations: London (must be willing to travel to client sites throughout the UK on an ad hoc basis) Level: Manager Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 yea ...

Senior Software Engineer

About IRIS IRIS is a leading hospitality technology company delivering digital guest experience platforms used by global hotel brands including Marriott, Hilton, Mandarin Oriental, IHG and Four Seasons. Our cloud-based Guest Experience Platform (GXP) powers food and beverage or ...

Senior Software Engineer

Senior Software Engineer Contract to Permanent Hybrid (London) Rates negotiable Most backend systems look fine on paper until they hit production. This role is about building services that act ...

Senior Software Engineer

Role: Lead Python Engineer (Hands-on Team Lead) Location: London – Hybrid (3 days office / 2 days WFH) Salary: Up to 130k base Industry: Fintech Platform We’re working with a profitable, <str ...

Senior Software Engineer

Overview Recruitment Consultant @ SR2 B Corp | LLB | Talent Specialist in Python | Advocate of Businesses for Good, Animal Protection, and Plant-Based Foods Location: Bristol, UK Are you a Senior Software Engineer with a knack for building and implementing high qual ...

Quantitative Developer Market Analytics & Detection

Deepstreamtech in Greater London is looking for a Quantitative Developer to design and validate models for market surveillance and analytics. The ideal candidate will have proficiency in C#, C++, or Python, along with exceptional mathematical and analytical skills. Responsibilities include developing sophisticat ...

Senior AWS Cloud Engineer – Remote, Serverless & IaC

A leading technology company in Manchester is seeking an experienced developer to design and build cloud-native applications using AWS services. You will work with cross-functional teams, support DevOps processes, and contribute to microservices architectures. Strong hands-on experience with AWS and proficiency ...

Senior Quantitative Developer Hybrid, Bonus & Growth

hackajob is seeking a Senior Quantitative Developer (VP) in Greater London to design and validate pricing models. This role involves creating financial pricing libraries and risk algorithms while utilizing data analysis techniques. The ideal candidate will have strong financial markets experience, proficiency in ...

Senior Embedded Linux Architect Yocto/Buildroot, ARM64

A leading aerospace and defense firm in the United Kingdom is seeking an experienced developer for embedded Linux platforms. This role involves building and maintaining custom Linux distributions, developing automation tools, and maintaining CI/CD pipelines. The ideal candidate has over 7 years of experience wit ...

Senior AWS Engineer Remote Serverless & Microservices

A technology services company located in Edinburgh is seeking a skilled developer focused on cloud-native applications. This role requires strong experience with AWS services like Lambda and API Gateway, alongside proficiency in languages such as Python or Java. The position offers flexibility, a comprehensive b ...

T Level Digital Software Development T Level Examiner

**What are T Levels?**T Levels are new courses coming in September 2020, which will follow GCSEs and will be equivalent to three A levels. These two-year courses have been developed in collaboration with employers and businesses, so that the content meets the needs of industry and prepares students for work. ...

Software Engineer – Equity Derivatives Pricing & Risk System.

Software Engineer – Equity Derivatives Pricing & Risk SystemWe are seeking a highly skilled and motivated Java Developer with a strong background in Equity Derivatives to join our team in London. In this role, you will play a pivotal part in building and enhancing Equity Volatility Risk and P&L system that su ...

Staff Technical Product Manager

Staff Technical Product Manager – Central Services We are looking for a Staff Technical Product Manager to shape the strategy, priorities, and execution of our Central Services portfolio, which covers Data Platform, Cloud Platform, Developer Platform, and Agentic Tooling. Responsibilitie ...

Digital & Hardware Electronics Design Lead

Role: Digital & Hardware Electronics Design Lead – MPSoC & AI HardwareLocation: Hertfordshire (3–4 days on-site; hybrid possible)Salary: Up to £65,000 + bonusAbout the RoleWe are seeking an experienced Digital & Hardware Electronics Design Lead to design and develop high-s ...

Digital & Hardware Electronics Design Lead

Role: Digital & Hardware Electronics Design Lead – MPSoC & AI HardwareLocation: Manchester (3–4 days on-site; hybrid possible)Salary: Up to £65,000 + bonusAbout the RoleWe are seeking an experienced Digital & Hardware Electronics Design Lead to design and develop high-spee ...

Lead AI DevOps Engineer

Lead AI‑Enabled DevOps EngineerTechnical leadership at the intersection of software, platforms, and AIWe're seeking a Lead AI‑Enabled DevOps Engineer to join a growing engineering capability and play a central role in shaping how AI is embedded into real, productio ...

Quantitative Developer (Fixed Income – Risk)

Summary:Our client is a leading tech-driven quant and systematic hedge fund trading with offices across the globe. They leverage deep knowledge in data, research, technology and trading to deliver high-quality returns. This opportunity offers a dynamic and fast-paced environment with excellent p ...

Lead Engineer

PermanentLocation: Wigan (Hybrid)Salary: £70,000-£80,000Industry: ConsultancyAbout the ClientOur client is a small, fast-growing technology consultancy delivering innovative software solutions to organisations within a complex, operationally critical sector. They are known ...

Quantum DevTools Architect & Tech Leader

Quantinuum is seeking a Chief Architect for Developer Tools to establish the technical direction for quantum developer tooling. This role involves leading architectural efforts, enhancing system performance, and collaborating with teams to shape technology strategy. Ideal candidates will have a PhD, 10+ years of ...

Senior Java Backend Lead Remote/Hybrid + Growth

A leading company in the IT industry is seeking a Senior Java Developer to join their team. This role involves developing a cutting-edge CRM SAAS solution, working closely with project teams throughout the software lifecycle. The Senior Java Developer will be responsible for both backend and the introduction of ...

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    Lead Software Developer Python Jobs in United Kingdom Job Search Guide, Trends and Insights