lead javascript engineer jobs in Cardiff

Jobs found: 772
FlatPlan
Cardiff

Position: Web Scraping Engineer - Javascript, Typescript Company: FlatPlan Website: https://flatplan.io Work hours: 10am - 6pm GMT / Mon - Fri Holidays:29 days Summary Hi, I’m Kieran, CEO at FlatPlan. We’re a SaaS business that enables media companies to deliver breaking news articles to millions of people on Apple devices. We’re a small, passionate team that work closely with some...

Remote
16 hours ago
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Enigma Software Solutions
Cardiff

Position: Front End JavaScript Developer Reports to: Front End Development Team Lead Hours: 40 hours Location: 3 days in North London office (Monday – Wednesday) Salary: £60 - £80,000 + eligibility for performance bonus Start date: ASAP Purpose of the role: As a Front End Developer you will join one of our multinational Scrum teams to create state-of-the-art software solutions. In all...

16 hours ago
Bright Purple
Cardiff

Principal Grafana Network Analytics Engineer Edinburgh, UK | Fully Remote (UK-based) Engineering | Cyber Security £95,000 & Benefits Ever wanted your dashboards to actually defend the internet? This role does exactly that. I’m recruiting on behalf of a high-growth cyber security technology company that protects some of the world’s most critical online services from large-scale DDoS and...

Hybrid
16 hours ago
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Thor Companies
Cardiff

Senior/Lead Software Engineer – Fully Remote (UK) A global B2B SaaS technology business is building out its European engineering hub and is hiring multiple Senior / Lead Software Engineers (JavaScript) to develop and enhance a mission-critical platform used internationally. These are hands-on individual contributor role with strong ownership — ideal for engineers who enjoy building high-quality...

16 hours ago
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Coppice Sirane
Cardiff

Job Description Engineering Shift Lead Location: Cambrian Industrial Park, Tonypandy, CF40 2XX Salary: Circa £41,00 DOE Contract: Full-time, permanent Hours/Shift Patterns: Monday to Friday (6am to 2pm or 2pm to 10pm on a rotating shift) Department: Engineering The Role We are seeking an experienced Engineering Shift Lead to take ownership of engineering performance during your shift. This...

12 hours ago
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hackajob
Cardiff

hackajob is collaborating with Kainos to connect them with exceptional tech professionals for this role. As a Lead AI Engineer at Kainos, you will deliver advanced AI solutions leveraging state-of-the-art machine learning, generative and agentic AI technologies. You will drive the adoption of modern AI frameworks, AIOps best practices and scalable cloud-native architectures. Your role will...

16 hours ago
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TalentCo
Cardiff

TalentCo are delighted to be working with an AI startup looking to hire a high-calibre Lead AI Engineer into their growing engineering team in the UK, having recently closed a significant seed funding round. This is a senior individual contributor hire and can be based remote-first anywhere in the UK, for this London HQ'd startup. You will drive the technical evolution of the clients AI-first...

4 hours ago
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Anson McCade
Cardiff

Engineering Team Lead Level: Senior / Lead Location: Belfast (Hybrid) Industry: AI / SaaS A senior hands-on leadership role in a growing AI business, combining people management with technical oversight. About the Role Our client is an AI company based in Belfast that builds SaaS products using machine learning to analyse large volumes of unstructured text, such as customer and employee...

Hybrid
4 hours ago
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SolvTalent
Cardiff

Job Title: Lead Electrical Engineer Location: Remote Sector: Energy / Renewable Power Type: Permanent Company Overview Our client is a leading developer of advanced energy infrastructure projects, delivering large-scale grid connections, battery energy storage systems (BESS), and charging hubs across the UK. They are driving the transition to a smarter, cleaner energy future through...

16 hours ago
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Manpower
Cardiff

Role: Principal Electrical Engineer Location: Devonport(Hybrid role requiring onsite presence 2 days/month) Duration: 2 years Inside IR35: Umbrella About our Client: Our client in Devonport is a leading engineering and maritime organisation specialising in the maintenance, repair, and overhaul of naval vessels. The site operates with a skilled workforce across mechanical, electrical, and...

Hybrid
4 hours ago
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OutSystems
Cardiff

Lead AI Engineer UK - Remote Portugal - Remote There are NO limits to your career: come shape the future and be part of a truly unique global culture at OutSystems! About This Role As a Lead AI Engineer in our Artificial Intelligence Group, you will be working on our Mentor line of products. Your main role will be to design and bring to life AI products and features applied to the problem of...

16 hours ago
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Playrix
Cardiff

Playrix — одна из самых успешных компаний по разработке мобильных игр в мире. По доходам среди всех мобильных приложений мы входим в топ-3 в мире, а в Европе мы первые. Наши игры установили 2,3 миллиарда раз (треть населения Земли), каждый день в них играет более 30 миллионов людей по всему миру! У нас большие планы на развитие и рост наших проектов, именно поэтому мы ищем сильнейших экспертов в...

16 hours ago
SNC-Lavalin
Cardiff

A leading engineering company in Cardiff is looking for an Associate Director in Electrical Engineering. The successful candidate will direct technical design teams, manage project budgets, and enhance the engineering capabilities within the organization. Must be a Chartered Electrical Engineer with comprehensive knowledge of LV and HV systems, and experience in multi-disciplinary design related...

15 hours ago
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eTeam
Cardiff

Fully remote, 12-month contract. Who You’ll Work With You’ll work with the Client's team focused on our internal Firm GenAI initiatives. Our team is distributed across multiple locations, including offices in North America, Europe, and Latin America. The team is dedicated to advancing the capabilities and applications of Generative AI within our firm, driving innovation, and delivering...

4 hours ago
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Harrington Starr
Cardiff

Software Engineer Fully Remote | Permanent | Competitive Salary + Benefits Harrington Starr has partnered with a leading Global Payments Technology company who are seeking to hire a Software Engineer to join their growing engineering team. This is an exciting opportunity to work on scalable, resilient systems while contributing to real-world solutions in the financial technology space. Key...

16 hours ago
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lead javascript engineer, Cardiff
Keepnet
Cardiff

Head of Engineering (AI-First SaaS Platform) £95,000 – £130,000 base + equity (EMI) + benefits Location: UK (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth, helping organisations manage human cyber risk at scale. With Agentic AI live in production, Keepnet operates autonomous agents that plan, build, localise, and run security awareness...

Hybrid
16 hours ago
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Akixi
Cardiff

Location - Remote, but requirement to meet up once a month for in-person collaboration day - UK based About Akixi Akixi is a leading provider of SaaS analytics solutions for cloud-based communication platforms, helping service providers and enterprises gain actionable insights from their telephony and collaboration data. Our solutions span Microsoft Teams, Cisco BroadWorks, Webex Calling, and...

Hybrid
16 hours ago
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Immersum
Cardiff

Title: Forward Deployed Engineer – AI & Customer-Facing Technical Leader Location: Remote Travel: Customer visits 4–5 days/month; occasional team gatherings Salary: Senior: €130–150k base + growth trajectory Principal: €160–200k base + package discussion Tech: Python, JavaScript, Azure, AWS, AI, LLM's, RAG Industry: AI Consultancy The Role We’re looking for talented engineers to join our...

16 hours ago
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Harnham Search and Selection
Cardiff

SOFTWARE ENGINEER REMOTE (OPTION TO RELLOCATE) £110K + EQUITY THE COMPANY This innovative AI startup is redefining safety and reliability in AI models. While competitors like GPT and DeepMind struggle with hallucinations and illegal content generation, this company adds safety control layers to ensure AI outputs are trustworthy and compliant. Working with high-profile, they’re building AI...

16 hours ago
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Playrix
Cardiff

Playrix — одна из самых успешных компаний по разработке мобильных игр в мире. По доходам среди всех мобильных приложений мы входим в топ-3 в мире, а в Европе мы первые. Наши игры установили 2,3 миллиарда раз (треть населения Земли), каждый день в них играет более 30 миллионов людей по всему миру! У нас большие планы на развитие и рост наших проектов, именно поэтому мы ищем сильнейших экспертов в...

16 hours ago
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