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  • £84k - £111k per annumEstimated
     ...backend engineers, AI research scientists, and others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe, Vercel, Bolt, and many founders of their own companies What You’ll Do Lead the design, architecture, and... 
    Suggested
    Long-term contract
    On-site

    Speechify

    Cardiff
    10 hours ago
  • £51k - £67k per annumEstimated
     ...Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe, Vercel, Bolt, and many founders of their own...  ...to complete them within 1 week.  What Yo u’ ll Do Design, develop, and maintain robust APIs including public TTS API, internal APIs... 
    Suggested
    On-site

    Speechify

    Cardiff
    10 hours ago
  • £50k - £66k per annumEstimated
     ...backend engineers, AI research scientists, and others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe, Vercel, Bolt, and many founders of their own companies. Overview With the growth of our iOS app, being the #18... 
    Suggested
    On-site
    Remote

    Speechify

    Cardiff
    10 hours ago
  • £40k - £70k per annum

     ...require experience working with relational databases. We require understanding of XML and JSON. We require previous experience developing commercial web solutions. We would value experience with PHP MVC frameworks. We would value exposure to React or modern... 
    Suggested
    Permanent
    Full-time
    Hybrid working

    Tank Recruitment

    Newport
    5 days ago
  •  ...Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe, Vercel, Bolt, and many founders of their own...  ...Engineers to ensure a seamless handoff from sale to onboarding Develop GTM playbooks, messaging, and outbound strategies to help SIMBA... 
    Suggested

    Speechify

    Cardiff
    17 days ago
  • £47k - £63k per annumEstimated
     ...electromechanical systems (MEMS), advanced packaging, LED, high speed RF device IC’s and power semiconductors. SPTS is part of KLA Corporation which develops industry-leading equipment and services that enable innovation throughout the electronics industry. We provide advanced process... 
    Suggested
    Full-time
    Part-time
    Flexible hours

    KLA

    Newport
    28 days ago
  • £55k - £65k per annum

     ...Senior Software Developer Location: Cardiff (Office-based, 5 days a week) Salary: £55,000 - £65,000 base (DOE) + up to £3,000 annual bonus Start Date: Immediate start available, but willing to wait for the right candidate. Are you an accomplished senior software... 
    Suggested
    Full-time
    Hybrid working
    On-site
    Immediate start
    Remote
    Work from home
    Monday to Friday
    5 days/week
    Flexible hours

    Advanced Secure Technologies

    St Mellons, Cardiff
    29 days ago
  • £48.43k - £52.22k per annum

     ...sustainable, user-centric future. We would love to for you to be part of that new team. Responsibilities: As a Senior Software Developer you will: support the Lead Software Engineer and implement digital services using C#, HTML, CSS, (and some JavaScript for... 
    Suggested
    Full-time

    Government Recruitment

    Cardiff
    15 hours ago
  • £50k - £60k per annum

    Salary: £50,000 - 60,000 per year Requirements: ~2+ years hands-on experience with Dynamics 365 CRM ~ Strong experience with Power Automate, including complex flows and integrations ~ Experience building Power Apps, both Canvas and Model-Driven ~ Ability to read and...
    Suggested
    On-site

    DGH Recruitment Ltd

    Cardiff
    23 hours ago
  • £500 - £550 per day

    Senior .NET Developer – Contract (Inside IR35) Location : Remote /Hybrid but must be easily able to commute to Cardiff area as required. We are seeking an experienced Senior .NET Developer to join a high-performing technology team delivering enterprise-scale digital... 
    Suggested
    Hybrid working
    Remote

    Gerrard White

    Cardiff
    29 days ago
  • £50k - £60k per annum

    Company: DGH RECRUITMENT LTD. Job Type: Permanent Salary: £50000.00 - £60000.00
    Suggested
    Permanent

    DGH RECRUITMENT LTD.

    Cardiff
    2 days ago
  • £30k - £35k per annum

     ...Responsibilities: Lead, motivate, and manage team performance by setting clear objectives and challenging goals, while mentoring and developing both direct and indirect reports. Ensure the team operates in line with regional and company objectives. Manage appraisals,... 
    Suggested
    Permanent
    Cwmbran, Torfaen
    25 days ago
  • £50k per annum

     ...sitting that out. We're figuring out what it looks like for us — and you'll be part of shaping it. If you want to influence how teams develop software, this is for you. Key Responsibilities: From time to time, the key responsibilities may change or be adapted to the... 
    Suggested
    Hourly pay
    Full-time
    Hybrid working
    Flexible hours

    LDMS

    Cardiff
    more than 2 months ago
  • £50k - £75k per annum

     ...(Git) and SDLC automation tools. Excellent problem-solving, debugging, and collaboration skills. Responsibilities: Design, develop, and maintain edge-sensor solutions focusing on performance, reliability, and scalability. Build test infrastructure to capture and... 
    Suggested
    Full-time
    Hybrid working
    Remote
    Flexible hours

    SRT Marine Systems PLC

    Cardiff
    9 days ago
  • £28.07k - £31.89k per annum

     ...responsible for Providing a Professional And Class Leading Front Line Interface For Both Our Personal And Business Customers Requiring Developer Related Services. This Will Include Answering customer queries on Waste and Clean water connections Providing the initial... 
    Suggested
    Permanent
    On-site
    Immediate start

    Dŵr Cymru Welsh Water

    Cardiff
    2 days ago
  • £40k - £54k per annumEstimated
     ...access management solutions. You should have a strong foundation in CIAM concepts and protocols, along with hands-on experience in developing and operating secure applications across web or mobile. Working closely with Squad Leads, Senior Engineers and cross-functional teams... 
    Long-term contract
    Shift work

    Admiral

    Cardiff
    18 days ago
  • £325 per day

    Power BI Developer - Contract - Hybrid / Cardiff VIQU have partnered with an NHS organisation seeking a Power BI Developer to help stabilise, optimise, and deliver reporting across a complex platform environment. The successful Power BI Developer will work to address performance... 
    Hybrid working

    VIQU Limited

    Cardiff
    18 hours ago
  • £51k - £67k per annumEstimated
     ...The Software Engineer  will: Evolve software architecture across frontend, backend, and infrastructure layers. Design and develop new features across React frontend applications and Java/C++ backend services. Take ownership of system performance, reliability,... 
    Permanent
    Hybrid working
    Bridgend, Bridgend
    more than 2 months ago
  • £59.88k per annum

    Job Title: Head of AI impact Band: 6 Salary: £72,771 - £80,776 Location: Liverpool/Birmingham/Norwich/Newport Contract Type: Permanent/Compressed Hours: Full time Closing Date: 22/06/2026 Interview Date(s): W/C 6th July (Subject to change) Would you...
    Permanent
    Full-time
    Hybrid working
    On-site
    Remote
    Work from home
    Shift work
    2 days/week

    Government Commercial Agency

    Newport
    8 days ago
  • £47k - £62k per annumEstimated
     ...SwiftFormat, SwiftLint and Danger - to enforce high code quality standards. Etc. We also built in-house tools and frameworks as developer productivity and automation is paramount to us. We are looking for iOS engineers to work on these apps who: Want to work on... 
    16 hours
    Hybrid working
    On-site
    Flexible hours

    Starling

    Cardiff
    23 days ago
  • £64k - £81k per annumEstimated
     ...Build and deploy production AI applications using large language models (LLMs) Design agentic workflows and multi-step AI pipelines Develop scalable backend APIs and cloud-native services Create Retrieval Augmented Generation (RAG) pipelines, embeddings, and AI... 
    Remote

    Haystack

    Cardiff
    2 days ago
  • £325 per day

    Company: VIQU IT Job Type: Contract, Full Time Salary: £325/day
    Full-time

    VIQU IT

    Cardiff
    3 days ago
  • £55k per annum

     ...first environment using Dynamics and Power Apps in Microsoft Azure. We configure and customise model-driven and canvas apps. We develop Power Automate flows through connectors to Dataverse and other data sources. We build Power Apps integrations with Azure... 
    Full-time
    Hybrid working
    On-site

    Intellectual Property Office

    Cardiff
    15 hours ago
  • £59k - £76k per annumEstimated
     ...key for coming up with innovative ideas as well as maintaining their wonderful company culture. About you: As a seasoned .Net developer, you will have hands one experience of developing Umbraco CMS and be proficient enough to take the lead on Umbraco projects.... 
    Permanent
    Hybrid working
    On-site
    Cardiff
    12 days ago
  • £35k - £40k per annum

     ...experience as a 2nd/3rd line Engineer, Infrastructure Engineer, Cloud Engineer or DevOps Engineer.  ~ Technical Expertise: Experience in developing and maintaining public cloud services, with an understanding of Microsoft cloud technoligies.  ~ DevOps Practices: Experience with... 
    Permanent
    Flexible hours
    2 days/week
    Rhondda Cynon Taf, Wales
    8 days ago
  • £55k per annum

     ...responsibilities may change or be adapted to the needs of the business; however, the below gives an overview of the key focus areas. Develop software in a professional manner - producing stable applications aligned to user needs Participate in Agile team ceremonies... 
    Full-time
    Hybrid working
    Flexible hours

    LDMS

    Cardiff
    15 days ago
  • £43k per annum

     ...engineers before deployment to ensure cost optimisation. Who we're looking for Technical Expertise: Experience in designing, developing, and maintaining complex public cloud services, with an understanding of Microsoft cloud and DevOps technologies, including experience... 

    Transport for Wales

    Pontypridd, Rhondda Cynon Taf
    7 days ago
  • £50k per annum

     ...code before release You won’t have direct line management responsibility, but you’ll play a key role in mentoring, coaching and developing other engineers , shaping best practice across our global teams. My Team – What’s it like here? You’ll be joining a team that... 
    Permanent
    Full-time
    Hybrid working
    Flexible hours

    Target

    Cardiff
    a month ago
  • £39.6k - £67.32k per annum

     ...Overview Bring your passion for C++ to help us develop a cross-platform mapping SDK that runs on desktop and mobile devices using the latest compilers and C++ standards. At Esri, we love making a difference and leading the way in developing innovative technology. This is... 
    Relocation package
    Relocation

    Esri

    Cardiff
    5 days ago
  • £48.43k - £52.22k per annum

    Digital Services has recently transitioned from a third-party DevOps model to a fully in-house capability. We are standardising and consolidating our technology stack as we move away from legacy services, creating a fantastic opportunity for you to help shape our future digital...
    Full-time

    Government Recruitment

    Cardiff
    15 hours ago