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  • £66k - £86k per annumEstimated
     ...Ship cloud functions, lightweight backend services, and jobs using Kotlin An Ideal Candidate Should Have Systems thinking. You know...  ...marketers, and PMs Preferred Tech Stack: Kotlin Multiplatform (Java experience is OK but role is Kotlin Multiplatform)  Prior... 
    Java
    Kotlin
    Remote

    Speechify

    Cardiff
    6 days ago
  • £43k - £57k per annumEstimated
     ...Starling is the UK’s first and leading digital bank on a mission to...  ...platform in house and mostly in Java. We are looking for people who...  ..., fixing bugs or making technical improvements, across all the layers...  ...of our codebase is written in Kotlin as well as any new code that we... 
    Java
    Kotlin
    16 hours
    Full-time
    Hybrid working
    On-site
    Flexible hours

    Starling

    Cardiff
    2 days ago
  • £59k - £78k per annumEstimated
     ...Adaptability is hugely important here. We work across a wide range of technical problems, so we are looking for someone who is also willing to...  ...more of the following: Languages: Python, SQL, C#, Golang, Java, Kotlin, TypeScript, or Rust Data Platforms: BigQuery, Snowflake,... 
    Java
    Kotlin
    Full-time
    Hybrid working
    On-site
    Immediate start
    Work from home
    Flexible hours

    rocketsciencegg

    Cardiff
    1 day ago
  • £54k - £72k per annumEstimated
     ...responsible for designing, implementing, and evolving robust technical solutions that help our partners' games delight players globally...  ...in one or more of the following: Languages - C#, Golang, Java, Python, Kotlin & Rust Databases - PostgreSQL, MySQL, MongoDB & NoSQL... 
    Java
    Kotlin
    Full-time
    Hybrid working
    On-site
    Immediate start
    Work from home
    Flexible hours

    rocketsciencegg

    Cardiff
    1 day ago
  • £54k - £72k per annumEstimated
     ...others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth...  ...to become a leader by showing excellent technical skills and delivering results consistently...  ...the spec ~ Rock solid experience with Kotlin, Kotlin Coroutines, Kotlin Flow, Dagger 2... 
    Kotlin
    On-site
    Night shift

    Speechify

    Cardiff
    1 day ago
  • £49k - £63k per annumEstimated
     ...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... 
    Java
    Permanent
    Hybrid working
    On-site
    Cardiff
    11 days ago
  • £30.87k - £50.4k per annum

     ...compilers and C++ standards. At Esri, we love making a difference and leading the way in developing innovative technology. This is a great...  ...languages which our SDKs target or are used in infrastructure (such as Kotlin, Qt, C#, Swift, Flutter, Typescript or Python) Master’s degree... 
    Kotlin
    Relocation package
    Relocation

    Esri

    Cardiff
    1 day ago
  • £81k - £105k per annumEstimated
     ...here. With unprecedented opportunity across the UK and Ireland Water industry, AECOM’s Water business is seeking a Technical Director, Capture Management Lead to join the Water Strategy & Growth team. In this pivotal leadership role, you will be responsible for driving... 
    Suggested
    Long-term contract
    Full-time
    Part-time
    Hybrid working
    On-site
    Remote
    Flexible hours

    AECOM

    Cardiff
    18 days ago
  • £59k - £76k per annumEstimated
     ...Cardiff to scale up the team with a Senior Software Engineer to lead on Umbraco projects, this is a consultative role and requires regular...  ...clients to understand what they are looking for, turn these into technical requirements and understand what good looks like. The ability... 
    Suggested
    Permanent
    Hybrid working
    On-site
    1 day/week
    Cardiff
    8 days ago
  • £20 per hour

     ...automation tools Foundational programming ability in TypeScript, Java, or a comparable language Good understanding of testing...  ...analytical mindset with a keen interest in troubleshooting and resolving technical issues If it sounds like an ideal opportunity for you then... 
    Java
    Permanent
    Immediate start
    Cardiff
    12 days ago
  • £37.08k - £58.09k per annum

     ...enthusiasm and talents to Esri, creating industry leading ArcGIS products. The ArcGIS Maps SDKs...  ...like the ArcGIS Blog Document technical topics and concepts, and produce developer...  ...collaborate in SDK environments (such as Kotlin, Qt, C#, Swift, Flutter, Python), to explore... 
    Kotlin
    Relocation package
    Relocation

    Esri

    Cardiff
    14 days ago
  • £40k - £70k per annum

     ...and modern frontend engineering practices Proven experience leading or mentoring engineers, with a passion for coaching and development...  ...React applications and shared UI components Own the frontend technical direction, ensuring alignment with wider engineering strategy... 
    Suggested
    Permanent
    Full-time
    Hybrid working

    Vivo Talent

    Cardiff
    1 day ago
  •  ...research scientists, and others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe,...  ...— from first call to close — while also getting hands-on during technical evaluations, demos, and early deployment. You understand that... 
    Suggested

    Speechify

    Cardiff
    27 days ago
  • The Rocket Science Group is a co-development game studio specializing in multiplayer, platform services, publishing technology, and live operations for PC, console, and mobile titles. With platform and in-game engineering teams in Europe and North America, we work in partnership...
    Suggested
    Full-time
    Hybrid working

    rocketsciencegg

    Cardiff
    1 day ago
  • £50k - £75k per annum

     ...technologies as needed. Collaborate with cross-functional teams to plan, build, and test complex functionality. Diagnose and resolve technical issues through root cause analysis. Automate SDLC processes to improve efficiency and reduce manual effort. Produce and... 
    Suggested
    Full-time
    Hybrid working
    Remote
    Flexible hours

    SRT Marine Systems PLC

    Cardiff
    5 days ago
  • £60k - £70k per annum

     ...Interview Process The selection process will consist of two stages: Stage 1:  • A coding assessment designed to evaluate technical proficiency. Final Stage: A comprehensive interview comprising: • A  technical presentation, and • A competency-based interview... 
    Permanent
    Full-time
    Hybrid working
    Flexible hours

    BBC

    Cardiff
    7 days ago
  • £53k - £67k per annumEstimated
     ...research scientists, and others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe,...  ...that allows anyone to become a leader by showing excellent technical skills and delivering results consistently and fast. Work ethic,... 
    On-site

    Speechify

    Cardiff
    27 days ago
  • £54.6k - £82.8k per annum

     ...offer stage. Interview Process The selection process will consist of two stages: •  coding assessment designed to evaluate technical proficiency. A comprehensive interview comprising: • a technical presentation, and • a blended competency-based interview... 
    Permanent
    Full-time
    Hybrid working
    Flexible hours

    BBC

    Cardiff
    7 days ago
  • £100k - £120k per annum

    Unlock your potential as a D365 F&O Project Manager in an engaging remote contract role that empowers you to drive impactful projects. As a key player, you will work with Microsoft D365 Finance & Operations, contributing to ReSkill/UpSkill initiatives. This position offers...
    Remote
    Flexible hours

    Nigel Frank International

    Cardiff
    more than 2 months ago
  • £50k - £60k per annum

    Company: SANDERSON RECRUITMENT PLC Job Type: Permanent Salary: £50000.00 - £60000.00
    Permanent

    SANDERSON RECRUITMENT PLC

    Cardiff
    6 days ago
  • £40k - £54k per annumEstimated
     ...applications across web or mobile. Working closely with Squad Leads, Senior Engineers and cross-functional teams, you’ll embed a...  ...tooling to reduce toil and improve delivery consistency. Document technical designs, solutions, and operational procedures to support... 
    Long-term contract
    Shift work

    Admiral

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

     ...Driven ~ Ability to read and write C# and JavaScript where required ~ Proven experience leading feature-level delivery with business stakeholders ~ Ability to produce clear technical designs and documentation ~ Strong communication skills, with the ability to explain... 
    Full-time
    On-site

    DGH Recruitment Ltd

    Cardiff
    10 days ago
  • £52.79k - £62.03k per annum

     ...changing threat landscape. Undertaking any other requirements as outlined by the line manager About You Diploma or Degree in a technical discipline such as: Computer Science, Engineering, Data analytics, Networking, or Information Security Experience in any of the... 
    Permanent
    Full-time
    Hybrid working
    On-site
    Immediate start
    Probationary period

    Dŵr Cymru Welsh Water

    Cardiff
    1 day ago
  • £12k - £14.4k per annum

     ...days per week in Cardiff. We are available for a 3-month contract, with a strong likelihood of extension. Responsibilities: We lead the end-to-end delivery of new Dataverse and Power Platform solutions. We ensure the quality, performance, maintainability, and... 
    Full-time
    On-site
    2 days/week

    Hays Technology

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

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

    DGH RECRUITMENT LTD.

    Cardiff
    12 days ago
  • Company: VIQU LTD Job Type: Contract Salary: £325.00 - £325.00

    VIQU LTD

    Cardiff
    a month ago
  • £48.43k - £52.22k per annum

     ...cyber security, information governance, service architecture and technical governance. Our DevOps team looks after the deployment and maintenance...  ...and performance of production and non‑production environments lead on incident investigation, root cause analysis, and service... 
    Full-time

    Government Recruitment

    Cardiff
    11 days ago
  •  ...professional voice actors and voice-over artists with an authentic Welsh accent to take part in paid in-studio recording sessions for a leading AI speech research project. Your voice will help AI systems better recognise and understand natural human conversation — making... 
    Hourly pay

    Alignerr

    Cardiff
    1 day ago
  • £75k - £82k per annum

    Company: YOLK RECRUITMENT Job Type: Permanent, Full Time Salary: £75000 - £82000/annum + benefits
    Permanent
    Full-time

    YOLK RECRUITMENT

    Cardiff
    a month ago
  • £325 per day

    DevOps Engineer - 9 Month Contract - Remote / Cardiff VIQU have partnered with an NHS organisation who are looking for a DevOps Engineer to support the development and improvement of their Azure-based platform and application delivery environment. This is a hands on DevOps...
    Remote

    VIQU Limited

    Cardiff
    11 days ago