Frontend Javascript Developer Jobs In Cardiff Page 7 by Location

Client-Facing Principal AI Engineer — Drive Real Impact

Company IconHarnham
Location IconNewcastle upon Tyne

A leading digital solutions company in the United Kingdom invites applications for a dynamic role focusing on AI, data science, and digital tools. The successful candidate will work closely with clients to implement cutting-edge solutions that drive...Read More>>.

Posted: June 6th, 2026
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Principal Product Designer - Remote-First AI & Design Leader

Company IconElsewhen
Location IconLondon

A leading design firm in Greater London is seeking a Principal Product Designer to spearhead the design workstream for key accounts. You will drive alignment between product and engineering teams while implementing innovative design standards and int...Read More>>.

Posted: June 6th, 2026
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Staff Software Engineer, AI Reliability & LLM Serving

Company IconAnthropic
Location Icon

A tech-focused public benefit corporation is seeking a professional for an AI Reliability Engineering role. This position involves developing Service Level Objectives for AI systems, enhancing monitoring capabilities, and leading incident response. C...Read More>>.

Posted: June 6th, 2026
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Senior Consultant, AI Engineer, AI&Data, UKI

Company IconEY
Location IconLondon

Location London Position Overview We are seeking a highly skilled AI Engineer with proven expertise in developing and deploying advanced machine learning and large language model (LLM) solutions that drive measurable bu...Read More>>.

Posted: June 6th, 2026
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Engineering Maintenance Lead: Data-Driven Systems & Safety

Company IconUniversity of Bedfordshire
Location Icon

The University of Bedfordshire seeks an Engineering Maintenance Manager to lead the operation of engineering systems across campuses. Key responsibilities include technical leadership in maintenance delivery, ensuring compliance with statutory requir...Read More>>.

Posted: June 6th, 2026
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Snr AV Installation Engineer / Onsite Manager

Company IconCreative Personnel
Location IconLondon

Snr AV Installation Engineer / Onsite Manager Lead AV Installation Engineer / On Site Manager – new role for one of the largest specialist Smart Building Integrators in London. The role requires 8 years of experience in AV / Smart bu...Read More>>.

Posted: June 6th, 2026
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Senior Quantum Nanofabrication Engineer — Lead Devices

Company IconOxford Quantum Circuits
Location IconReading

Oxford Quantum Circuits is seeking a Senior Nanofabrication Engineer to lead the end-to-end fabrication of superconducting quantum devices. Your role will involve executing precise nanofabrication processes, troubleshooting complex challenges, and me...Read More>>.

Posted: June 6th, 2026
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Senior AI Engineer | Reinforcement Learning x Market Microstructure - London

Company IconMondrian Alpha
Location IconLondon

My client is a confidential, high-conviction quant pod looking for a Senior AI Engineer to help build its strategy intelligence layer from the ground up. The core question they are trying to answer: Can you observe a world-clas...Read More>>.

Posted: June 6th, 2026
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Project Manager – Packaging / Packaging Artwork - Yorkshire - £Highly Competitive Salary

Company IconHarrison Scott Associates
Location IconSouth Yorkshire

Job Title: Project Manager – Packaging / Packaging Artwork We’re looking for a Project Manager to manage the Design to Artwork Process for a major client, a British multinational consumer goods company. As a key contact for...Read More>>.

Posted: June 6th, 2026
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Project Manager – Client facing 60K – Remote

Company IconAscent People Ltd
Location Icon

Project Manager – Client facing 60K – Remote Location: West Midlands Industry: IT Salary: £50,000 - £60,000 per annum + 25 days holiday Posted: 15/10/...Read More>>.

Posted: June 6th, 2026
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Hybrid Strategic Supply Chain Manager — AI Forecasting

Company IconCotswold Fayre | B Corp
Location IconTheale

A leading specialty food wholesaler is seeking a Supply Chain Manager in Theale, England. This pivotal role involves optimizing procurement, maintaining stock levels, and building relationships with suppliers. Ideal candidates will have 3-5 years of...Read More>>.

Posted: June 6th, 2026
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Lead, Large-Format Project Manager

Company IconHarrison Scott Associates
Location Icon

Harrison Scott Associates is seeking a Project Manager specializing in large format printed projects based in the United Kingdom. The ideal candidate will demonstrate excellent teamwork skills and a strong understanding of brand management. Responsib...Read More>>.

Posted: June 6th, 2026
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Java Software Engineer - Systematic Trading Execution Team - Hedge Fund - London Office

Company IconStanford Black Limited
Location IconLondon

A boutique hedge fund is building one of the most sophisticated systematic trading systems in the market. I am hiring engineers who want to sit at the intersection of Java, FIX, execution workflows, and real PnL. You’ll be directly shaping th...Read More>>.

Posted: June 6th, 2026
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AI Architect - NLP, Chatbot, LLMs - TechBio

Company IconRichard Wheeler Associates
Location IconEast Hagbourne

AI Architect - NLP, Chatbot, LLMs - TechBioAI Architect - NLP, Chatbot, LLMs - TechBio1 week ago Be among the first 25 applicantsAI Architect - Chatbot, NLP, LLMs, Python, SQL, TechBio scaleup...Read More>>.

Posted: June 6th, 2026
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Forward-Deployed Engineering Manager, AI & Data

Company IconAccenture UK & Ireland
Location IconLondon

Accenture UK & Ireland is looking for a Managing Engineer - Forward Deployed in London. You will manage client relationships and lead a team to deliver seamless data solutions, translating technical concepts into stakeholder language. The role requir...Read More>>.

Posted: June 6th, 2026
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Hybrid Ready Java Engineering Lead – AI-Driven FX Backends

Company IconCitigroup Inc.
Location IconLondon

Citigroup Inc. is seeking a Core Engineering Java Development Lead in London to engineer the future of global finance. This hands-on role is for a Java expert focused on building high-quality, scalable services and shaping technical direction....Read More>>.

Posted: June 6th, 2026
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Senior Python Backend Engineer for AI Education Platform

Company IconZebra People
Location IconLondon

Hit a glass ceiling in your job? Want to play a key role in building and scaling a start-up where there’s no limit to your progression?The clientWith all the rage around ChatGPT and AI these days, this is an exciting chance fo...Read More>>.

Posted: June 6th, 2026
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Document AI Engineer – Agentic AI & Production Systems

Company IconTrafigura
Location IconLondon

Trafigura is seeking an Applied AI Engineer to join our Digital Transformation team based in Greater London. You will develop and maintain Python-based AI applications while building document workflows utilizing LLMs and classical NLP.The i...Read More>>.

Posted: June 6th, 2026
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Staff Software Engineer — AI-Powered, Scalable Systems

Company IconFanvue LLC
Location IconLondon

Fanvue LLC in Greater London is seeking a Staff Software Engineer to drive technical initiatives focused on platform scalability and reliability. The ideal candidate will have over 10 years of experience in software engineering, particularly with...Read More>>.

Posted: June 6th, 2026
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Graduate Software and AI Developer in London - Graduate Recruitment Bureau

Company IconGraduate Recruitment Bureau
Location IconLondon

Graduate Software and AI Developer London, United Kingdom Posted 10 months ago Tech stack Physics Java SQL Artificial Intelligence OOP C Science...Read More>>.

Posted: June 6th, 2026
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Senior Lead eSoftware Engineer - Equities Algo Trading - Java - VP in London - JPMorgan Chase & Co.

Company IconJPMorgan Chase & Co.
Location IconLondon

Senior Lead eSoftware Engineer – Equities Algo Trading – Java – VP Location: London, United Kingdom Posted: about 1 year ago Tech Stack Java Low latency messaging Trading systems...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer - AI in London - RedCloud

Company IconJava Script Works
Location IconLondon

Senior Software Engineer - AI London, United Kingdom Posted 9 months ago What you’ll need: At least 6+ years of experience in software engineering, with strong proficiency in C#, Node.JS, Databases (SQL, NoSQL) a...Read More>>.

Posted: June 6th, 2026
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CTO-Level Solutions Architect: Data & AI for Enterprise

Company IconDatabricks Inc.
Location IconLondon

Databricks Inc. is looking for a Lead Solutions Architect in London to influence data strategies for enterprise-scale organizations. This role necessitates extensive experience in Data & AI technologies, allowing you to work closely with leadershi...Read More>>.

Posted: June 6th, 2026
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Leeds: Multi-Skilled Maintenance Engineer (M&E & Refurb)

Company IconGEDU Global Education
Location IconCawood

A higher education provider in the UK is seeking a Multi-Skilled Maintenance Engineer to maintain and refurbish facilities across their estate. You will monitor building conditions, undertake repairs, and assist in refurbishment planning. Ideal candi...Read More>>.

Posted: June 6th, 2026
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Senior IT Infrastructure Engineer — Hybrid, Security & DR Lead

Company IconCAB-CFE Cabot Financial (Europe) Limited
Location IconTonbridge and Malling

CAB-CFE Cabot Financial (Europe) Limited is hiring an IT Infrastructure Engineer in Tonbridge and Malling, focusing on UK operations and European business needs. The role emphasizes hands-on support for IT infrastructure, providing expert 3rd line...Read More>>.

Posted: June 6th, 2026
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Software Engineer – AI Startup, High Ownership & Impact

Company IconLinuxRecruit
Location Icon

A growing AI startup in London is looking for a Software Engineer to join their dynamic team. You will work primarily on backend systems, collaborating with founders, and integrating with cutting-edge technologies. Ideal candidates will have strong e...Read More>>.

Posted: June 6th, 2026
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Multi-Skilled Facilities Engineer — Education Campus (Flexible Hours)

Company IconGEDU Global Education
Location IconBramham

A higher education provider in the United Kingdom is seeking an experienced Infrastructure Maintenance Engineer to maintain, install, and refurbish facilities across their estates. Key responsibilities include performing preventative and reactive mai...Read More>>.

Posted: June 6th, 2026
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Robotics Manipulation Engineer: Real-World AI & Teleop

Company IconThehumanoid
Location IconLondon

Thehumanoid is hiring a Manipulation Capabilities Engineer in London. This role involves developing strategies for our robots to manipulate their environment, focusing on applied deep learning and real hardware experience. Candidates should have at l...Read More>>.

Posted: June 6th, 2026
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Software Engineer – AI-Powered Scam Defense

Company IconAsk Silver
Location Icon

A tech startup focused on combating scams is seeking an entry-level Software Engineer to design and maintain scalable backend services and front-end applications. You will have the autonomy to shape product features while working closely with the fou...Read More>>.

Posted: June 6th, 2026
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AI Solution Architect (Post-Sales)

Company IconC3 AI
Location IconLondon

C3.ai, Inc. (NYSE:AI) is a leading Enterprise AI software provider for accelerating digital transformation. The proven C3 AI Platform provides comprehensive services to build enterprise-scale AI applications more efficiently and cost-effectivel...Read More>>.

Posted: June 6th, 2026
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Senior Java Lead Engineer - AI & Data Platforms

Company IconLondon Stock Exchange Group
Location IconLondon

A leading global financial markets provider is seeking a highly skilled Lead Java Engineer with over 12 years of backend software engineering experience. The role focuses on building the FTSE Russell Index Platform and involves leading projects from...Read More>>.

Posted: June 6th, 2026
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Lead .NET & AI Engineer (Client-Facing)

Company IconHancock & Parsons Ltd
Location Icon

A market leader in AI solutions is seeking a well-experienced Lead Developer to join their innovative engineering team. You will provide technical leadership and engage directly with clients to gather requirements, ensuring that technical deliverable...Read More>>.

Posted: June 6th, 2026
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Senior AI Agent Engineer — Hybrid UK (Reading/London)

Company IconPublicis Groupe Holdings B.V
Location IconWokingham

A leading global SaaS company is seeking a Senior AI Agent Engineer in Greater London. The ideal candidate will have over 3 years of experience in developing AI applications, especially with Large Language Models (LLMs). Responsibilities include desi...Read More>>.

Posted: June 6th, 2026
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Principal Engineer: Next-Gen Digital Experiences (Hybrid)

Company IconOliver Bernard
Location IconLondon

A leading tech company in London is looking for a Principal Software Engineer to lead the technical direction on innovative projects. This senior hands-on role requires expertise in both backend and frontend technologies, system architecture, and str...Read More>>.

Posted: June 6th, 2026
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Applied AI ML Senior Associate - LLM Suite Engineering

Company IconJPMorgan Chase & Co.
Location IconLondon

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board. Job Description Help shape how intelligent systems are built and delivered at JPMorganChase. In this role, you'll contribute to th...Read More>>.

Posted: June 6th, 2026
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Member of Technical Staff (AI Infrastructure Engineer)

Company IconPantera Capital
Location IconLondon

LocationLondon Employment TypeFull time Location TypeHybrid DepartmentAI We are looking for an AI Infra engineer to join our growing team. We work with Kubernetes, Slurm, Python, C...Read More>>.

Posted: June 6th, 2026
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Web Application Engineer - AI Trainer in Hartlepool - DataAnnotation

Company IconJava Script Works
Location Icon

Evaluating Code QualityOne important aspect of software development is evaluating the code quality produced by AI models. This evaluation involves assessing both the correctness and performance of the code.TechnologiesThe...Read More>>.

Posted: June 6th, 2026
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Senior AI Engineer: Knowledge Graphs (Hybrid, Equity)

Company Icon9fin Limited
Location IconLondon

9fin Limited is looking for a Senior AI Engineer to enhance AI applications across teams. You will design generative AI solutions for complex financial workflows, ensuring a seamless decision-making process.The role focuses on building pers...Read More>>.

Posted: June 6th, 2026
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Senior IT Engineer — AI-Healthcare Impact, Equity & Remote

Company IconFlok Health Ltd.
Location IconCambridge

Flok Health Ltd. is seeking an experienced senior IT engineer to lead IT operations in a dynamic healthcare setting in Cambridge, England. As the first dedicated IT engineer, you will ensure compliance with IT standards, manage office networking,...Read More>>.

Posted: June 6th, 2026
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Cloud AI Engineer (3-6 Month FTC) – AWS, SageMaker

Company IconWilliam Hill PLC
Location IconLeeds

William Hill PLC is seeking a Cloud Engineer for a 3-6 month Fixed Term Contract based in Leeds. The successful candidate will work within a newly formed team to help build and evolve Evoke's AI platforms.This position includes responsibili...Read More>>.

Posted: June 10th, 2026
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Senior Product Engineer, AI SaaS — End-to-End Product Owner

Company IconIdentify Solutions
Location IconLondon

Identify Solutions is seeking a Senior Product Engineer in Greater London to drive AI workflows in SaaS platforms. In this pivotal role, you will own a product area that impacts millions while collaborating with engineers and data scientists....Read More>>.

Posted: June 11th, 2026
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Senior Generative AI Architect — Scalable & Ethical AI

Company IconCoforge
Location IconLondon

Coforge is seeking a Senior Generative AI Architect based in London, UK. The successful candidate will design and implement generative AI solutions that align with strategic company objectives, ensuring ethical considerations and scalability are p...Read More>>.

Posted: June 11th, 2026
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Customer-Facing AI Deployment Engineer

Company IconArva AI
Location IconLondon

Arva AI in Central London seeks a Forward Deployed Engineer to lead customer deployments and enhance operational efficiency in financial crime intelligence. You'll work closely with users, translating their needs into actionable product insights w...Read More>>.

Posted: June 13th, 2026
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AI Enablement Engineer - Build AI Workflows (Hybrid)

Company IconExceptional Dental
Location IconNorthern Ireland

Exceptional Dental is seeking an AI Enablement Engineer to design, build, and maintain AI-powered tools and automations that address real business challenges. This role involves close collaboration with business teams to translate operational prob...Read More>>.

Posted: June 13th, 2026
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Field Deployment Engineer - AI Autonomy & Integration

Company IconShield AI
Location IconLondon

Shield AI seeks a Forward Deployed Engineer to provide technical expertise and support with their enterprise software products. You'll work closely to understand customer requirements and ensure successful product integration in AI & Autonomy deve...Read More>>.

Posted: June 13th, 2026
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Mid-Senior Software Engineer (AI & Research)

Company IconStory Terrace Inc.
Location IconLondon

About Us At HelloSelf, we provide therapy and coaching to help people feel and live better. Our innovative video therapy platform connects members with the UK's leading psychologists and CBT therapists, offering flexibility and co...Read More>>.

Posted: June 20th, 2026
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Senior Cloud Engineer (AWS + Azure) – Hybrid, AI-ready

Company IconKDR Talent Solutions UK
Location IconManchester

KDR Talent Solutions UK is seeking a Cloud Engineer to join their IT & Change function in Manchester. This role involves supporting cloud infrastructure across AWS and Azure, leading key strategic projects, and ensuring resilience and security....Read More>>.

Posted: June 21st, 2026
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Operations Manager (Fresh Produce)

Company IconDastgyr Technologies (Pvt.) Limited
Location IconLondon

Job Title: Operations Manager (Fresh Produce)Location: London, United KingdomCompany Overview:At Dastgyr UK Limited, we’re on a mission to revolutionize the way businesses conn...Read More>>.

Posted: June 22nd, 2026
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AI Agent Engineer — Build Production-Grade Agents (Equity)

Company Iconhackajob
Location IconLondon

hackajob is looking for a talented AI developer in Greater London to design and deliver production-grade AI agents. Your role will include driving the complete Agent Development Life Cycle (ADLC), working closely with large enterprises to solve th...Read More>>.

Posted: June 23rd, 2026
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FMCG Plant Maintenance Engineer – 4-on 4-off Shift

Company IconBarfoots of Botley Ltd
Location IconChichester

Barfoots of Botley Ltd in Chichester seeks an experienced Production Support Engineer to join their engineering team. This role involves addressing machinery breakdowns, fault diagnosis, and ensuring equipment efficiency.Applicants must hav...Read More>>.

Posted: June 24th, 2026
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