77 backend engineer python opportunities in Cardiff updated today
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Vivo TalentSoftware Engineer / C# / Backend / APIs / Software / Cardiff / Permanent / Hybrid / Vivo Talent is working with a business that has huge growth plans for this year. We're actively working with them to recruit a backend engineer into their team, with strong hands-on experience with C# to help build a
Senior Python Software Engineer Permanent | UK Remote + Travel We’re hiring a Senior Python Software Engineer to join a globally distributed engineering team working on cutting-edge AI-driven digital solutions for major enterprise organisations. This is a permanent, full-time position for UK-based c
About the Project Outlier helps the world’s most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as proactive,
About the Project Outlier helps the world’s most innovative companies improve their AI agents by providing human feedback. Do you want to shape the future of autonomous agents like OpenClaw? We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as proactive,
Aveni is redefining how financial institutions use AI. We build real, production-ready agentic systems that reshape how banks, advisers and financial services firms operate, replacing fragmented processes with intelligent, end-to-end workflows. We have been recognised as Fintech of the Year for two
About Esenda Esenda powers over £1.5bn of inbound and outbound payments annually, in the education space - from tuition and catering fees to supplier payments and payroll. We’re a revenue-generating startup with strong product-market fit, and we’re growing fast. Join us now and you’ll work on impact
AI Engineer (Python/Go/LangChain) Fully-Remote (UK) Up to £105k base Oliver Bernard are partnered with a growing utilities and services business investing heavily in AI-driven automation and internal tooling. They’re looking for an AI Engineer to help build and deploy production-grade agentic system
Responsibilities Be responsible for developing systems that process data at near real time for thousands of events per second, operating with data sets in the region of tens of billions of rows. Contribute towards mission critical systems for the business, helping us to scale our platform to meet th
Engine by Starling is seeking Backend Software Engineers to develop features for the Engine Platform, enhancing banking experiences. The role embraces a hybrid working model, and welcomes engineers at all levels. Responsibilities include contributing to internal tools and building features from the
CPS Group (UK) LimitedCPS Group (UK) Limited is seeking a Software Engineer (Java) to join their collaborative team in Cardiff. The role focuses on designing and maintaining backend applications while contributing to full-stack development in an agile environment. Key skills include strong Java experience, familiarity wi
🔥 Senior Backend Engineer 🔥 💥 High-growth Series A AI Fintech | Enterprise-scale platform | Backed by Tier 1 investors 💥 📍 London 💸£100-£200K + $160k equity vested over 4 years 🚀 Series A backed by leading global venture investors Omnis Partners is partnering with a rapidly scaling Series A A
Python Software Engineer (Mid to Senior) – Backend Focus Remote (Ireland / Northern Ireland) | 1 day per month on site Company Overview A technology-driven digital business operating a large-scale consumer platform with significant daily user activity. This is a small IT function within a broader or
London | Full‑time | High‑autonomy, leadership‑grade role A leading private equity real estate firm is hiring a Senior Python Data Engineer to sit directly within the Investment Team, reporting to the Head of Research & Technology. This is a role for someone who wants ownership, pace, and the abilit
Sadler Recruitment is looking for a Senior Go Developer to join a Cardiff-based fintech company. This hybrid role (3 days in office) focuses on building and optimising financial calculation services while working with a small, experienced team. Ideal candidates will have strong commercial Go experie
Senior / Staff Product Engineer (Backend) 📍 London I’m partnering with a London-based AI startup that recently secured Series B funding and is developing cutting-edge AI-powered products. They’re looking for a Senior or Staff Backend Product Engineer who enjoys solving challenging problems and buil
Principal Backend Engineer {"description": " We're on a mission to make money work for everyone. We're waving goodbye to the complicated and confusing ways of traditional banking. After starting as a prepaid card, our product offering has grown a lot in the last 10 years in the UK. As well as person
Full Stack Engineer - React, Python, AWS International UAS / UAV / Aerospace Company 📍 Location: Oxford HQ (Hybrid) 💰 Salary: Competitive – DOE We’re expanding a UK-based engineering team building a next-generation data intelligence platform powered by secure, sovereign autonomous systems. Our pla
Admiral Group Plc is seeking an enthusiastic Software Engineer to join their Group GenAI team in Cardiff. The ideal candidate will have a strong background in Python and JavaScript frameworks, alongside an understanding of GenAI technologies. This role offers exceptional opportunities for personal a
A company who are a huge success story in the Bristol-based tech startup scene are hiring for talented full stack engineers to join their team. They have some exceptional engineers in the team already (of all seniorities) and are looking to add some new members as they embark on building a brand new
Lead Engineer - £90,000–£110,000 - Remote (UK) We’re working with a high-growth technology business building advanced data-driven and AI-enabled software products. They’re looking for a Lead Engineer to take ownership of technical direction within one of their core product teams, helping shape how m
Peaple TalentPeaple Talent is seeking an experienced Python Developer in Bristol for a permanent position. This role requires building and evolving server-side services using Python, focusing on scalability and reliability. Candidates should have a strong track record in backend architecture, API development, an
A dynamic tech startup in Bristol is seeking a Python Software Engineer to enhance their behavioural science platform. The role involves developing backend services and APIs, working with Docker and AWS, and collaborating closely with the Head of Engineering. The ideal candidate has 2-4 years of Pyt
iO AssociatesTitle: Python Engineer Salary: Up to £60,000 Location: Bristol (On-site) Are you a Python Engineer looking to work on complex, high-impact data problems in a fast-moving and innovative sector? I'm working with a market-leading trading firm at the heart of the UK's energy transition. They use advance
Backend EngineerWho are we? Our Mission is to empower our financial services customers to better understand their clients' needs and to provide them with data services and embedded technologies that deliver highly personalised, lifelong financial relationships. As an enterprise B2B2C company, our cl
A pioneering AI company is seeking a full-time Senior Software Engineer (Backend) to enhance their innovative product, The Uncertainty Engine. Located in Bristol, you'll be integral to developing high-quality software solutions using Python, AWS, and other technologies. This role necessitates signif
A pioneering AI company is seeking a full-time Senior Software Engineer (Backend) to enhance their innovative product, The Uncertainty Engine. Located in Bristol, you'll be integral to developing high-quality software solutions using Python, AWS, and other technologies. This role necessitates signif
Hybrid - Can be based out of either the Leeds, Manchester, Bristol, or Birmingham office Lead the delivery of large-scale digital platforms. A growing digital consultancy is looking for a Lead Python Developer to join their engineering practice. This is an opportunity to play a key role delivering s
Hybrid - Can be based out of either the Leeds, Manchester, Bristol, or Birmingham office Lead the delivery of large-scale digital platforms. A growing digital consultancy is looking for a Lead Python Developer to join their engineering practice. This is an opportunity to play a key role delivering s
As a Principal Engineer for a club of over 80 people (approx. 30-40 developers of all experience levels from Associate to Technical Lead), you will spend the majority of your time helping build our technical capabilities, growing our technologists and influencing technical direction, both within AND
£43,000 – £69,000/year
Estimation confidence: High
Estimate based on market data for Cardiff. Actual salaries may vary depending on experience, company, and area.
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