Python Software Engineer Jobs In Watford Page 872 by Location

Medical Devices Electronics Engineer – Circuits Design – Embedded Software

Company IconNewton Colmore Consulting
Location IconCambridge

Overview In this role, you will contribute to the circuit and PCB design of a range of brand-new Medical Devices. You will work on diverse projects, often across regulated environments, to support life-saving and life-improving technologies...Read More>>.

Posted: October 1st, 2026
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Python C# Developer Quant Trading

Company IconQuant Capital
Location IconLondon

Overview In this role you will own the IT architecture and data platform for a global, multi-asset quantitative team at a high-profile hedge fund. You will shape the platform by integrating custom-built and third-party applications to meet...Read More>>.

Posted: October 1st, 2026
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Python Risk Developer - Vice President

Company IconCitigroup
Location IconLondon

Overview In this role you will design and develop high-performance Python micro-services for Citi’s front-office commodities risk platform. You will work on a highly distributed system that processes large data volumes, using RabbitMQ for...Read More>>.

Posted: October 1st, 2026
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Senior Python Developer - Hybrid UK (3 days in-office)

Company IconAscendion
Location IconBromley

A leading technology firm in Bromley is seeking a highly skilled Mid-Senior level Python Developer to join their team. You will develop robust applications and leverage your expertise in Python, SQL, and Linux. The role requires strong leadership and...Read More>>.

Posted: June 6th, 2026
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Python Developer (Mid) – AWS, CI/CD, UK Security

Company IconAnson McCade
Location IconManchester

A growing software consultancy is seeking a Mid-Level Python Developer in Manchester. This role involves designing, developing, and testing software, primarily in Python, and engaging with AWS solutions while collaborating in an agile team. Ideal can...Read More>>.

Posted: June 6th, 2026
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Senior Full Stack Engineer - Build Enterprise-Scale Software

Company IconPreservica
Location Icon

A leading software firm in Abingdon seeks a Full Stack Engineer with strong Front End skills in either React or Angular. This role involves the full software development lifecycle, integrating components into functional systems and working under Agil...Read More>>.

Posted: June 6th, 2026
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Full Stack Developer (React/Python) - Up to £180k + Exceptional Bonus - Elite FinTech Firm - London

Company IconHunter Bond
Location IconLondon

Perks: Modern tech stack, flat team structure, collaborative culture, beautiful workspace We're working with a top-tier FinTech client who is looking for outstanding Full Stack Developers to join their high-performing team. You'...Read More>>.

Posted: June 6th, 2026
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Mid-Level Python Developer - Remote/Hybrid (Flask, AWS)

Company IconOliver Bernard
Location Icon

A leading recruitment agency is seeking a Mid-Level Python Developer to enhance a FinTech company's engineering team. The ideal candidate will design complex systems and write scalable Python code to optimize performance. Candidates should have at le...Read More>>.

Posted: June 6th, 2026
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Full-stack Python/Django Developer

Company IconRock Kitchen Harris
Location IconLeicester

We're looking for somebody friendly, quick witted and suitably experienced to join our small digital team in building secure, reliable content-managed websites and web applications for the likes of the NHS, Home Office, Taylor Wimpey, Hasbean/Ozon...Read More>>.

Posted: June 6th, 2026
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Python Developer – APIs & LLM Data Infrastructure (Energy Markets)

Company IconModo Energy
Location IconLondon

Overview Modo Energy is building the data and AI infrastructure behind the energy transition — ingesting global energy datasets and powering APIs, analytics platforms, and LLM-driven systems that understand real-world power markets....Read More>>.

Posted: June 6th, 2026
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Python Developer: Front Office Trading Tech & R&D

Company IconMARGO
Location IconLondon

A tech-native consultancy in London is looking for a Python Developer to join their Front Office R&D and Trading Technology team. The role involves designing and maintaining Python-based core libraries, providing L1/L2 user support, and improving sys...Read More>>.

Posted: June 27th, 2026
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Graduate Software & Digital Innovation Developer

Company IconBelvoir Castle
Location IconGrantham

Belvoir Castle seeks a Graduate Software & Digital Development Assistant to join their team in Grantham, England. This role offers graduates a real chance to take on technical responsibilities and develop software within a historic estate.T...Read More>>.

Posted: July 2nd, 2026
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Deqode careers | Hiring Python Developer | 1.5+ Years Experience

Company IconThoughtWin - A CMMI Level 3 Company
Location IconTipton

Python Developer (1.5+ Years Experience) Location: Indore, Madhya Pradesh, India Salary: 20k - 30k Job Type: Full Time Experience Required: 1-2 Years Qualification: Graduate Job Description J...Read More>>.

Posted: July 18th, 2026
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Senior Python Developer | £700/Day Inside IR35

Company IconAkkodis
Location IconLondon

Senior Python Developer - FinanceLondon | Hybrid - 3 days per week£700/day Inside IR35 | 12-month contractPermanent / FTC options also availableWe're working on a number of new Senior Python Deve...Read More>>.

Posted: September 12th, 2026
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Senior Python Developer: Finance & Trading (Hybrid London)

Company IconAkkodis
Location IconLondon

Modis International Ltd is seeking a Senior Python Developer in London to design, build and enhance Python applications for a major Financial Services technology environment. The role is hybrid, with 3 days per week in the London office, and initi...Read More>>.

Posted: September 12th, 2026
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Core Python Developer for High-Frequency Trading (Hybrid)

Company IconWintermute
Location IconLondon

Wintermute is seeking an experienced developer to join the Core Development team in London. You will work in a small, high‑impact group, writing clean and concise code while collaborating with traders, quants and the DeFi team.Most servic...Read More>>.

Posted: September 13th, 2026
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Business Development Manager (Software)

Company IconThe Portfolio Group
Location IconManchester

Business Development Manager UP to £35,000 OTE £80,000 TOP earners earn £140,000. Hours of work: Monday - Friday + 1 Saturday every 4 weeks To sit client demos and generate new business opportunities....Read More>>.

Posted: September 16th, 2026
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Python Developer - Data Products & Self-Service Apps

Company IconSaga Group
Location IconLondon

Saga Group is seeking a Python Developer to turn data into scalable applications that empower teams to make data-driven decisions. You will use Python, Streamlit and SQL to build self-service data products that simplify complex information for peo...Read More>>.

Posted: September 17th, 2026
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Senior Java/Python Developer – Risk Apps & Agile DevOps

Company IconMethods
Location IconLondon

Methods is seeking a Java / Python Developer to help manage, build, develop and design Java applications with strong exposure to Spring Boot, microservices and system design.You will work as part of an Agile squad to develop Market Risk app...Read More>>.

Posted: September 21st, 2026
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Java/Python Developer — Spring Microservices & Agile DevOps

Company IconMethods
Location IconLondon

Methods is seeking a Java / Python Developer to join our UK-based team. You will help manage, build, and design Java applications with Spring Boot, microservices, and system design exposure.The role emphasizes collaboration with stakeholder...Read More>>.

Posted: September 21st, 2026
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Python Developer - Agentic AI / GenAI - Investment Banking

Company IconGCS Recruitment
Location IconLondon

Python Developer - Agentic AI / GenAI - Investment Banking London, Farringdon | Hybrid | Inside IR35 | Contract We are looking for a highly experienced Python Developer / AI Engineer to join a consulting engagement...Read More>>.

Posted: September 24th, 2026
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Python Developer - Defence Cloud & AI Tooling (Hybrid)

Company IconPlextek
Location IconGreat Chesterford

Plextek, an award-winning technology and engineering consultancy just south of Cambridge, seeks a Python developer to deliver software for a defence cloud environment.You will work within multidisciplinary teams on projects spanning RF, AI/...Read More>>.

Posted: September 24th, 2026
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Data Product Python Developer – Hybrid London (FTC)

Company IconSaga plc.
Location IconLondon

Saga plc. London hybrid data team seeks a Python Developer (Data Products) to turn data and insights into scalable self-service applications using Python, Streamlit and SQL.You will work with stakeholders, analysts and engineers to bring id...Read More>>.

Posted: September 24th, 2026
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Senior Python Developer - Secure Cloud & APIs (DV Eligible)

Company IconFree-Work UK
Location IconGloucester

CGI's Space, Defence and Intelligence unit is seeking experienced Python Developers in the UK to design, build, and operate secure, scalable solutions for government clients. You will work with cross-functional teams, focus on AWS cloud environmen...Read More>>.

Posted: September 25th, 2026
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Python Developer - Inside IR35 - Up to £700 per day

Company IconHunter Bond
Location IconLondon

Hybrid in Central London Inside IR35 - Up to £700 per day We are seeking Senior Python Developers with proven experience building trading and risk systems within investment banking. You will develop backend services...Read More>>.

Posted: September 25th, 2026
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Lead QA Engineer – Medical Device Embedded Software Testing

Company IconHydrogen UK Ltd
Location IconMotherwell

Lead QA Engineer - Medical Device Embedded Software Testing Up to £660/day | Inside IR35 | Hybrid - Motherwell, Scotland Previous hands-on experience testing embedded software within medical devices is essential. We can only co...Read More>>.

Posted: September 25th, 2026
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Edge Platform Developer I (Go/Python) – Hybrid Bath

Company IconNCR Corporation
Location IconBath

NCR Voyix, Bath, UK, is seeking a Software Developer I to join the Engineering team in a hybrid role. You will contribute to edge CI tooling and collaborate with developers across the organisation to deliver robust, scalable software.Ideal...Read More>>.

Posted: September 26th, 2026
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Python Full Stack Developer

Company IconAkkodis
Location IconLondon

Python Full Stack DeveloperLocation: London - 3 days a week onsite (non-negotiable)Duration: 6 months Initial ContractRate: £700-£800 per day Inside IR35The RoleWe're supportin...Read More>>.

Posted: September 27th, 2026
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Contract Python Developer - Azure DevOps & CI/CD Specialist

Company IconNuvion Tech
Location IconManchester

Nuvion Tech in the United Kingdom is seeking a contract Python Developer to build software and own how it gets into production. This role requires hands-on work across development and delivery, collaborating with product and stakeholders to explai...Read More>>.

Posted: September 27th, 2026
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Remote Senior Python Developer – Data Pipelines & APIs (SC)

Company IconFutureheads
Location IconLondon

Futureheads is hiring a Senior Python Developer for a UK government project. The role is remote with a maximum of one in-office day per month and requires SC clearance. Initial 3-month duration with likely extension, paying £475 per day Inside IR...Read More>>.

Posted: September 27th, 2026
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Python Risk Developer - Vice President

Company IconCitigroup Inc.
Location IconLondon

Discover your future at CitiWorking at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career,...Read More>>.

Posted: September 27th, 2026
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Python Developer - AI & Cybersecurity R&D (Hybrid Cambridge)

Company IconSalt
Location IconCambridge

Salt in Cambridge is seeking a mid-level software engineer with at least 2 years of commercial Python experience. You will join an AI & Cyber Security focus, working hybrid with 2 days in the office, tackling R&D projects and building production-g...Read More>>.

Posted: September 29th, 2026
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Python Developer - Hedge Fund, London, 6-Month Contract

Company IconRLS Search Ltd.
Location IconLondon

RLS Search Ltd. is seeking a Python Developer to join a Hedge Fund's Middle Office Technology on a rolling 6-month contract in Central London.You will build Python-based services for large-scale data calculations, P&L distribution, and data...Read More>>.

Posted: September 29th, 2026
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Lead QA Engineer - Medical Device Embedded Software Testing

Company IconHydrogen Group
Location IconMotherwell

Lead QA Engineer - Medical Device Embedded Software Testing Up to £660/day | Inside IR35 | Hybrid - Motherwell, Scotland Previous hands-on experience testing embedded software within medical devices is essential. We can only...Read More>>.

Posted: October 1st, 2026
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Healthcare Software Systems Designer & Developer

Company IconNHS DUMFRIES & GALLOWAY
Location IconDumfries

NHS Dumfries & Galloway is seeking a Software Systems Designer & Developer to join our Applications & Development Team. This role will design, develop, implement and support software solutions and system integrations that underpin healthcare deliv...Read More>>.

Posted: October 2nd, 2026
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Quantitative Developer — Trading Desk Infrastructure (Python)

Company IconMondrian Alpha
Location IconLondon

Mondrian Alpha in London seeks an experienced Quantitative Developer to sit on a desk with a Portfolio Manager, building and enhancing trading and research infrastructure to support the investment strategy. You will work closely with quantitative...Read More>>.

Posted: September 14th, 2026
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Lead Hardware Engineer - Bath

Company IconCapgemini
Location IconBath

Lead Hardware Engineer - BathReference Code: 561701-en_GBContract Type:PermanentProfessional Communities: Software EngineeringYour roleCapgemini Engineering are seekin...Read More>>.

Posted: September 24th, 2026
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CNC Machinist - Programmer

Company IconBoyce Precision Engineering
Location IconCraigavon

Job Title: CNC Machinist - ProgrammerResponsible to: Engineering ManagerJob DescriptionThe post holder will be responsible for the foll...Read More>>.

Posted: September 15th, 2026
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