2,129+ Python Software Engineer Jobs in Cardiff, UK — Local Employers Hiring July 2026

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Python Software Engineer

Python Software Engineer – High-Frequency Trading We're working with a high-frequency trading (HFT) firm that is looking to expand its technology team with a Python Software Engineer. This is an opportunity to join a trading firm operating at the cutting edge of global markets, where techno ...

Software Engineer

This job is with Capgemini, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.About the job your considering You’ll be joining a passionate, profe ...

Software Engineer

About the Role We love to experiment with the latest tools, technologies and techniques to improve how we deliver our solutions and as a software engineer you can expect to be involved in: Engineering software solutions - working with prototypes and proof of concepts and developing fully functi ...

Software Engineer

About the job your considering Hybrid working: The places that you work from day to day will vary according to your role, your needs, and those of the business; it will be a blend of Company offices, client sites, and your home; noting that you will be unable to work at home 100% o ...

Software Engineer

Key Responsibilities To apply software design expertise to develop new products and assist with improvements/changes to existing products Involvement in the full project lifecycle from initial design/development to product transfer to manufacturing and product release De ...

Software Engineer

Software Engineer | Cardiff / Hybrid (2 Days Onsite) We're looking for a talented Software Engineer to join our clients team in Cardiff. You'll be building and maintaining scalable applications across the full stack, contributing to technical decisions, and working in a collaborative agile enviro ...

Software Engineer

Software Engineers (Java/Angular) - Sustainable Digital Programme We're growing a delivery team working on a major multi-year sustainable agriculture and land management programme supporting a UK public sector organisation. There's a strong pipeline of work already in motion, and we're lo ...

Software Engineer

About the job you are considering You’ll be joining a passionate, professional and highly skilled team of developers who specialise in agile custom software development and integration at an enterprise scale. Innovation in delivery is always at the forefront of our minds, which is why we utilise ...

Software Engineer

About the job your considering Hybrid working: The places that you work from day to day will vary according to your role, your needs, and those of the business; it will be a blend of Company offices, client sites, and your home; noting that you will be unable to work at home 100% o ...

Software Engineer

About the Role We love to experiment with the latest tools, technologies and techniques to improve how we deliver our solutions and as a software engineer you can expect to be involved in: Engineering software solutions - working with prototypes and proof of concepts and developing fully functi ...

Software Engineer

Software Developer Key Technologies: C#, .NET, .NET Core, Azure, SQL London Perm Role | Hybrid Working Structure £50,000 - £60,000 Harrington Starr has partnered with a global Investment Bank who are looking to hire a seasoned Senior C# Developer with extensive experi ...

Senior Software Engineer

This job is with BBC, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.JOB DETAILSJOB TITLE: Senior Software Engineer JOB REF: 47677JOB BAND: DCONTRACT TYPE: Permanent, Full-t ...

Senior Software Engineer

Senior Software Engineer (Azure)Salary: Circa £50,000 per annum (negotiable dependent on experience)Job Type: Permanent, full-time hours (37.5 hours per week)Location: Hybrid working opportunity requiring 1-2 days onsite per week or fortnight from the following ...

Senior Software Engineer

Job Type: Permanent, full-time hours (37.5 hours per week) Location: Hybrid working opportunity requiring 1-2 days onsite per week or fortnight from the following IB (International Baccalaureate®) Global Centre: Cardiff (UK). About The Job The Senior Software Engin ...

Lead Software Engineer

Lead Software Engineer Department: Engineering Employment Type: Permanent Location: Cardiff Description Hybrid: 2 days per week in our Cardiff office Confused.com is the UK’s first comparison platform for car insurance. We’ ...

Lead Software Engineer

Overview Hybrid: 2 days per week in our Cardiff office Confused.comConfused.com is the UK’s first comparison platform for car insurance. We’ve been helping customers since 2002 by empowering them to make better decisions around insurance and financial services. Departmen ...

Lead Software Engineer

Join to apply for the Lead Software Engineer role at RVU 1 day ago Be among the first 25 applicants Join to apply for the Lead Software Engineer role at RVU Get AI-powered advice on this job and more exclusive feature ...

Principal Software Engineer

Join to apply for the Principal Software Engineer role at Companies House 2 days ago Be among the first 25 applicants Join to apply for the Principal Software Engineer role at Companies House This range is provided by ...

Rendering Software Engineer

Please note that this is a hybrid position based in Cardiff, requiring 3 days onsite each week, with the option for remote work on the remaining days. Part of the Rocket Science Group, Atomic Theory comprises a multinational team of seasoned AAA veterans with roots extendin ...

Software Engineer I

Are you excited to build across a modern full stack and learn from experienced engineers while solving real customer problems? Would you like to contribute to meaningful products in a collaborative, Agile team environment where your ideas help shape outcomes? About the team: < ...

Lead Software Engineer

Creditsafe has been making business information accessible since 1997. Today we help companies of every size - from sole traders to the FTSE 100 - make smarter decisions about who to trust, who to sell to, and who to work with. Our Data Cloud team is where that data is turned into something the rest of the ...

Senior Software Engineer

Salary: £50,000 - 75,000 per year Requirements Strong engineering mindset with experience in one or more of: Microsoft .Net, GoLang, Python, C++, Rust. Broad exposure to remote sensing disciplines, including mathematics, physics, and geospatial mapping. E ...

Graduate Software Engineer

Are you excited to build across a modern full stack and learn from experienced engineers while solving real customer problems? Would you like to contribute to meaningful products in a collaborative, Agile team environment where your ideas help shape outcomes? About the team ...

Senior Software Engineer

Senior Software Engineer is responsible for the development and support of critical business systems used by globally distributed internal and external stakeholders including colleagues, schools, candidates, examiners, instates, third party systems etc., The Senior Software Engineer works on multiple conti ...

Software Engineer I

About The Team Our teams are collaborative, forward thinking, and agile. We support multiple products with a challenging and exciting set of features and provide real opportunity for our teams to contribute to the success of the organisation. About The Role You will contribute t ...

Senior Software Engineer

Senior Java Developer with a focus on Agentic Coding IntaPeople are working exclusively with a fintech scaleup in Cardiff and require a Senior Java Engineer with experience of agentic cofing join a new team. This is a hybrid role with 3 days per week in the Cardiff office. About the role ...

CIAM Software Engineer

CIAM Software Engineer Role: CIAM Software Engineer Salary: Up to 60k Location: Hybrid/Remote Tech Stack: Auth0, Okta, Ping Identity, OAuth2, OpenID Connect (OIDC), SAML, SCIM, React, Angular, NestJS, Azure/AWS/GCP, Docker, Kubernetes, Terra ...

Senior Software Engineer

Senior Software Engineer (Azure)Salary: Circa £50,000 per annum (negotiable dependent on experience)Job Type: Permanent, full-time hours (37.5 hours per week)Location: Hybrid working opportunity requiring 1-2 days onsite per week or fortnight from the following ...

Lead Software Engineer

DescriptionHybrid: 2 days per week in our Cardiff officeConfused.com is the UK’s first comparison platform for car insurance. We’ve been helping customers since 2002 by empowering them to make better decisions ...

CIAM Software Engineer

CIAM Software Engineer Role: CIAM Software Engineer Salary: Up to 60k Location: Hybrid/Remote Tech Stack: Auth0, Okta, Ping Identity, OAuth2, OpenID Connect (OIDC), SAML, SCIM, React, Angular, NestJS, Azure/AWS/GCP, Docker, Kubernetes, Terraform Unfortunately, we are unable to offer visa sponsorship at this time ...

Software Integration Engineer

Job Title: Software Integration Engineer Location: London, UK Type: Permanent You will have an interest in video and compression technology along with mobile and desktop system level development. You’ll have a proactive nature and ability to listen and contribute to wide ranging t ...

Embedded Software Engineer

Role: Embedded Software/Firmware Engineer Salary: £45,000 - £60,000 DOE Location: Hybrid – London Sponsorship is NOT provided Main skills we are looking for: Solid experience programming in Embedded C for microcontrollers ( ...

Embedded Software Engineer Cardiff

Embedded Software Engineer Cardiff 26959/580 £40,000 - £45,000 & Bonus, Healthcare plan and more Benefits Package: o £40,000 - £45,000 starting salary o Company bonuso Grou ...

Job Vacancy: Software Engineer

We're looking for a talented mid to senior Software Engineer to join our growing engineering team. You'll play a key role in building and evolving our maritime technology platform, working on systems that process millions of inspection data points and directly influence vessel transactions worth millions o ...

C# Sensor Software Engineer

SRT Marine Systems plc (SRT) is a market leader in maritime domain awareness technologies, serving a global customer base from coast guards to vessel owners. Sensor Integration & Control Develop integrations with maritime sensors including: Coastal surveillance cameras (e.g ...

Software Engineer (Monitoring Platform)

Role overview for the Software Engineer (Monitoring Platform) As a Software Engineer (Monitoring Platform) here at SRT, you will be part of a small team responsible for designing, building, and maintaining our productised monitoring and observability platform. This platform is deployed across geo ...

Principal/Staff Software Engineer

Principal/Staff Engineer We are helping an edu‑tech company who are looking to scale up the development team with a Principal or Staff Engineer. This is a hands‑on development role which also includes AI strategy, code reviews, and understanding business strategy. About you <l ...

Senior Software Engineer Backend

An Amazing Career Opportunity for a Staff Software Engineer! Location: Cardiff, UK Job ID: 47940 As a key contributor of the Customer Facing Tools team you will be responsible for the development and maintenance of our enterprise scale device management solution. < ...

DevOps Software Engineer – Hybrid

Capgemini in Cardiff is looking for a passionate developer to join their agile custom software development team. You will work in a hybrid environment, delivering projects using JavaScript/TypeScript and Angular while applying DevOps principles to your work. The role requires experience in building rel ...

Senior Software Engineer Backend

An Amazing Career Opportunity for a Staff Software Engineer! Location: Cardiff, UK Job ID: 47940 As a key contributor of the Customer Facing Tools team you will be responsible for the development and maintenance of our enterprise‑scale device management solution. An ideal ...

Senior Embedded Software Engineer

Overview Brand new opportunity for a highly skilled Senior Embedded Software Engineer in Cardiff to join a start up semiconductor and systems design company. The Senior Embedded Software Engineer will help develop the firmware and software foundations for my client’s FPGA-enabled, AI-enabled and s ...

Senior Analytics Software Engineer

Job Req Number: Time Type: Full Time At DSV we're building the world’s leading logistics and transport network and we’re looking for new talent to join us. Role: Senior Analytics Software Engineer Location: PARC Institute of Manufacturing, Logistics and Inventory, Cardiff Business ...

Software Engineer UK, Cardiff

The Software Engineer works as part of a multi-disciplinary product development team involved in taking projects from concept through to manufacturing and product release to market. Assists in the design and development of software for medical devices and provides technical support for existing products. < ...

Software Engineer (ML Projects)

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way.We’re a fully licensed UK bank with the culture and spirit of a ...

ML Platform Engineer: Go, Python, Real Time Serving

Monzo is seeking a Machine Learning Platform Engineer to develop backend services and APIs. The role involves building platform tools that enable internal teams to utilize machine learning effectively. Key responsibilities include developing systems using Go and Python, as well as maintaining real-time ...

Senior Backend Engineer (Python | AI | 3D Environments | £130,000)

Role: Senior Backend Engineer (Product) Location: Hybrid - London Compensation: Up to £130,000 + equity We’re supporting a next-generation AI company developing a groundbreaking platform that automatically creates and scales immersive 3D environments ...

Senior Full Stack Engineer Python/React or Angular

Here at Venator, we are working with an eCommerce company who have UK's biggest technology platform - they have a live mobile application as well as a web based application- the company is now looking to grow! Please Note- this is a hybriod role but will require you to be in the office (London ...

Snr Software Engineer Machine Learning

This job is with BBC, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.JOB DETAILSJOB TITLE: Senior Software Engineer - Machine Learning EnablementJOB REF: 47560JOB BAND: DCON ...

Senior Software Engineer – ColdFusion/Oracle

tendersglobal.netJOB DESCRIPTION Senior Software Engineer (ColdFusion and Oracle) Salary: Circa £50,000 per annum (Depending on Experience) Job Type: Full-Time, 37.5 hours, Permanent Location: IB (International Baccalaureate) Global Centre, Card ...

Senior Embedded Firmware & Software Engineer

Company Overview Novomorphic is a UK semiconductor and systems design company focused on system-first secure Edge AI. We design and deliver advanced electronics where power, thermal performance, RF behaviour, latency, reliability, and security constraints matter. Our work spans edge AI sy ...

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    Python Software Engineer Jobs in Cardiff Job Search Guide, Trends and Insights