Average salary: £69,649 /yearly

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  •  ...preparation, while maintaining appropriate human oversight. The role will continually explore and apply emerging approaches across AI, machine learning, predictive modelling and decision science, translating technological advances into practical applications capable of creating... 
    Suggested
    Permanent
    Hybrid working

    The Welsh Rugby Union

    Cardiff
    12 days ago
  • £56k - £75k per annumEstimated
     ...through assessment you’ll show us you have: Has a passion for learning and development, continuously seeking for new knowledge and...  ...tackling complex challenges. From electron and photon optics to machine learning and data analytics, we seek perfection at the most fundamental... 
    Suggested
    Long-term contract
    Full-time

    KLA

    Newport
    29 days ago
  • £28k - £36k per annumEstimated
     ...solutions, and computational analytics that make electronics possible, tackling complex challenges. From electron and photon optics to machine learning and data analytics, we seek perfection at the most fundamental level of matter in the universe. If you want to make electronics... 
    Suggested
    Full-time
    Monday to Friday
    Night shift

    KLA

    Newport
    26 days ago
  • £83k - £108k per annumEstimated
     ...solutions, and computational analytics that make electronics possible, tackling complex challenges. From electron and photon optics to machine learning and data analytics, we seek perfection at the most fundamental level of matter in the universe. If you want to make electronics... 
    Suggested
    Long-term contract
    Full-time

    KLA

    Newport
    20 days ago
  • £42.5k per annum

     ...simple. We have a strong culture of data-driven decision making across the whole company and use data in everything we do; from machine learning models to detect and block fraudulent payments to analysing how customers use the app to improve our app design. We're great believers... 
    Suggested
    Permanent
    Full-time
    Summer work
    Internship
    Hybrid working
    On-site
    Immediate start
    Flexible hours

    Monzo

    Cardiff
    29 days ago
  • £42k - £55k per annumEstimated
     ...Linux operating system and familiarity with command-line tools.   Benefits & Perks: Competitive compensation Career growth and learning opportunities Flexibility and ownership Collaborative and innovative culture Opportunity to work on impactful AI projects... 
    Suggested
    Shift work
    Night shift
    Day shift

    Nebius

    Newport
    18 hours ago
  • £39k - £51k per annumEstimated
    Hello, we’re Starling. 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 fast-moving, disruptive tech company...
    Suggested
    16 hours
    Full-time
    Flexible hours

    Starling

    Cardiff
    14 days ago
  • £124.4k - £165k per annum

     ...performance + Benefits. We can help you relocate to the UK or Spain and sponsor visas. This role can be based in our London or Barcelona offices, but we’re also open to distributed working within the UK. We offer flexible working hours and a learning budget of £1,000 a year.
    Suggested
    Visa sponsorship
    Relocation
    Flexible hours

    Monzo

    Cardiff
    27 days ago
  • £42k - £56k per annumEstimated
     ...Starling, to continue changing banking for good. About the Role The ML Projects team is at the forefront of bringing cutting edge machine learning to the core of what we do at Starling. As a software engineer on the ML Projects team you will work with other engineers and data... 
    Suggested
    16 hours
    Hybrid working
    Flexible hours

    Starling

    Cardiff
    more than 2 months ago
  • £40k - £52k per annumEstimated
     ...Strong attention to detail and organizational skills.     Benefits & Perks: Competitive compensation Career growth and learning opportunities Flexibility and ownership Collaborative and innovative culture Opportunity to work on impactful AI projects... 
    Suggested

    Nebius

    Newport
    18 hours ago
  • £45k - £59k per annumEstimated
    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 ...
    Suggested
    16 hours
    Full-time
    Hybrid working
    Flexible hours

    Starling

    Cardiff
    17 days ago
  • £80k - £95k per annum

    About our Data Science TeamWe’re looking for a Senior Product Data Scientist excited to help build the bank of the future. You’ll have the opportunity to super charge our user engagement in 2025 and help us to build a bank that customers truly love. Enable Monzo to Make Better...
    Suggested
    Part-time
    On-site
    Relocation
    Flexible hours

    Monzo

    Cardiff
    28 days ago
  •  ...new technologies and ways of working to improve the speed and quality of delivery. ~ A growth mindset, commitment to continuous learning ~ Ability to communicate and work through the medium of Welsh is desirable. The Role ~ Design and develop high-quality player... 
    Suggested
    Permanent
    Hybrid working

    The Welsh Rugby Union

    Cardiff
    12 days ago
  • £52k - £67k per annumEstimated
    Position Title: Advanced Data Engineer Contract Type: Contract (6-month initial duration, with potential for extension) Location: Cardiff, UK Work Arrangement: Onsite Hours: 37.5 hours per week Job Description Core Technical Skills Strong proficiency in programming...
    Suggested

    Randstad

    Cardiff
    a month ago
  • £44k - £58k per annumEstimated
    Your role at Veezu: As a Data Engineer, you'll build and maintain the data platform that powers reporting, analytics and data science across Veezu. Reporting into the Director of Data Engineering, you'll work hands-on with Microsoft Fabric, SQL, Python/PySpark and Power BI, ...
    Suggested
    Hybrid working
    On-site

    Veezu - private hire, dispatch and contact centre

    Cardiff
    6 days ago
  • £42.79k - £48.91k per annum

    Work Type Permanent Job Function Data / Knowledge Management Salary Range £42,786.00 -£48,912.00 Base Closing Date Linea (St Mellons, Cardiff) - Hybrid Options 23:59 on 17 August 2026 What you’ll be responsible for This is an exciting role that will...
    Permanent
    Full-time
    Hybrid working
    On-site

    DWR Cymru Cyfyngedig Welsh Water Plc

    Cardiff
    10 days ago
  •  ...a global community founded on strong relationships and the belief that meaningful work transforms lives. Our commitment to earning, learning, and serving fuels everything we do, as we strive to connect one million people to meaningful work and build leaders worth following... 
    Full-time
    Part-time
    Freelance
    Immediate start
    Flexible hours
    2 days/week
    1 day/week

    CloudFactory

    Newport
    more than 2 months ago
  • £39k - £51k per annumEstimated
    Data Engineer Fixed-term contract to March 2027, with a view to going permanent | Cardiff / South Wales (hybrid) | 3 days per week in the office The company This is an established, fast-growing bespoke software company in South Wales. It builds custom applications and...
    Permanent
    Fixed-term contract
    Hybrid working
    On-site
    Cardiff
    6 days ago
  •  ...not essential for this role, Welsh language skills would make a great addition to your application. TfW support anyone who wants to learn Welsh or improve their skills. We offer online learning, classroom courses and funding attendance at local community courses. Equal... 
    Fixed-term contract

    Transport for Wales

    Pontypridd, Rhondda Cynon Taf
    26 days ago
  • £55k - £75k per annum

    Salary: £55,000 - 75,000 per year Requirements: Strong software engineering experience with C#/.NET and Microsoft Azure Experience building AI agentic tools and applications Experience developing and deploying AI solutions in live production environments Strong...
    Full-time
    Hybrid working
    On-site

    CPS Group (UK) Limited

    Cardiff
    7 days ago
  • £50k - £65k per annumEstimated
     ...Counter Terrorist Financing, Identity Authentication & Verification, Fraud and Credit Risk mitigation and Customer Data Management. You can learn more about LexisNexis Risk at 1 About our Team   We’re a close, supportive Product team with a strong culture of collaboration,... 
    Full-time

    LexisNexis Risk Solutions

    Cardiff
    21 days ago
  • £50k - £64k per annumEstimated
     ...Counter Terrorist Financing, Identity Authentication & Verification, Fraud and Credit Risk mitigation and Customer Data Management. You can learn more about LexisNexis Risk at 1 About our Team   We’re a close, supportive Product team with a strong culture of collaboration,... 
    Full-time

    RELX

    Cardiff
    21 days ago
  • £50k - £67k per annumEstimated
     ...transform the world’s leading businesses, and it’s how you’ll gain the experiences and connections you need to shape your future. By learning from each other every day, sharing knowledge, and always pushing yourself to do better, you’ll build the skills you want. You’ll use... 
    Flexible hours
    Shift work

    Capgemini

    Cardiff
    29 days ago
  • £40k - £52k per annumEstimated
    Starling is the UK’s first and leading digital bank on a mission to fix banking! Our vision is fast technology, fair service, and honest values. All at the tap of a phone, all the time. We built a new kind of bank because we knew technology had the power to help people save...
    16 hours
    Full-time
    Hybrid working
    On-site
    Flexible hours

    Starling

    Cardiff
    20 days ago
  • £55k per annum

    Location:  Cardiff Hybrid Working Salary:  up to £55,000 depending on experience, plus a potential bonus up to £11,000 A hands-on role building features from design through to production and helping junior engineers improve, at one of Europe's leading financial businesses...
    Hybrid working

    Link Financial Outsourcing Limited

    Cardiff
    11 days ago
  • £50k per annum

    Location:  Cardiff Hybrid/Flexible Working Salary:  Up to £50,000 depending on experience, plus a potential bonus of up to £10,000 The Role You'll join the Engineering team at LDMS as a Frontend Engineer, working within a team and reporting to an Engineering Team Lead...
    Long-term contract
    Hybrid working
    Flexible hours

    Link Financial Outsourcing Limited

    Cardiff
    a month ago
  • £63k - £82k per annumEstimated
     ...days' holiday, including bank holidays, increasing with service, plus the option to buy or sell up to five additional days. ~ Ongoing learning and development, leadership programmes and opportunities to grow your career across Admiral Group. ~ Flexible hybrid working, with... 
    Long-term contract
    Temporary
    Hybrid working
    On-site
    Flexible hours

    Admiral

    Cardiff
    12 days ago
  • £68k - £87k per annumEstimated
     ...The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google Docs, news articles, websites – into audio, so they can read faster... 
    On-site
    Night shift

    Speechify

    Cardiff
    21 days ago
  • £38k - £51k per annumEstimated
    At Engine by Starling , we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology.  Engine is Starling's software-as-a-service (SaaS) business, the technology that was built to ...
    16 hours
    Full-time
    Hybrid working
    Flexible hours

    Starling

    Cardiff
    a month ago
  • £70k - £75k per annum

    Salary: £70,000 - 75,000 per year Requirements: Experience as a Team Lead, Senior Engineer or Engineering Lead Strong Java and Spring Boot development experience Experience delivering software within Agile environments Ability to influence technical decisions and...
    Full-time
    Hybrid working

    CPS Group (UK) Limited

    Cardiff
    13 days ago