Html css javascript jobs in Cardiff - Page 2Create job alerts

Python, JavaScript, Azure, AWS, AI, LLM's, RAG.

Venture 2 is building the next generation of AI-enabled products.Our work spans one-to-many inference systems with applications in anti-piracy, heavy industry optimisation, and prediction markets.We operate as a hybrid venture studio: developing our own D2C and B2B products while also working closel

Touchstone Advisory, a leading UK independent valuation advisory firm, is seeking an exceptional Principal Software Engineer to lead the evolution of our proprietary valuation platform—from a proven proof of concept to a robust, market-ready product.This is a rare opportunity to take ownership of

Strong knowledge of modern JavaScript. Ability to write well-structured, semantic, and accessible HTML. Confidence writing framework-agnostic, performance-focused JavaScript.

Solid grasp of JavaScript(Vanilla Javascript) fundamentals. Familiarity with web markup languages, particularly HTML5 and CSS3. Front End JavaScript Developer.

Curated is partnering with a global SaaS scale-up undergoing a significant platform modernisation and growth phase.The business is scaling multiple engineering teams and is looking to bring in highly experienced contract Software Engineers to support complex, high-impact delivery.This role is suited

Automation Engineer (Advanced Anti Bot and Captcha Handling).We are looking for an Automation Engineer with deep experience working around complex anti bot environments.This includes understanding how platforms like Cloudflare, DataDome, Akamai, Perimeter, Imperva, reCAPTCHA, and other captcha syste

CMS, Service Portal, Front-End Development, Quality & Testing.The Junior ServiceNow Developer will support the design, development, and testing of ServiceNow CMS and Service Portal solutions within a regulated retail environment.The role is delivery-focused, working under the guidance of senior deve

We’re looking for a senior Front End Software Engineer who can be the technical go-to person in their area, offering guidance, mentorship, and hands-on expertise.You will be a proven senior who still loves to code, enjoys taking ownership of front-end decisions, and wants to play a key role in sha

Good JavaScript knowledge and comfortable plugging into front-end logic.

Full-Stack Dev/Engineer (Python / AWS / React).Deploy and operate services on.Write well-tested, production-ready code.Work collaboratively in open, agile teams.Automated testing, CI/CD, containers.Enterprise or regulated environment experience.Must be eligible for SC clearance.If this role aligns w

Aveni is redefining how financial institutions use AI.We build real, production-ready agentic systems that reshape how banks, advisers and financial services firms operate, replacing fragmented processes with intelligent, end-to-end workflows.We have been recognised as Fintech of the Year for two co

This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems.We are looking for an engineer with a strong background in the C#.NET ecosystem, and a preference for candidates with significant experie

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 н

Utilise and apply advanced PHP, Javascript/Typescript, database technologies, and other web technologies to develop sophisticated server-side and client-side features. Extensive knowledge of Javascript with proven experience in building websites and SPAs using modern frontend frameworks such as Vue

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 н

We’re excited to be supporting an ongoing aerospace programme with one of CMC’s long-standing clients, and we’re now looking for an experienced Embedded Software Engineer with DO-178 experience to join their team.The project is well established and currently approaching Critical Design Review,

React, TypeScript, TailwindCSS.

Someone who sees a “minor CSS tweak” request and doesn’t immediately draft their resignation letter.

NET and at least one JavaScript framework.

Prighter is a fast-growing LegalTech company building productised services and SaaS solutions for compliance with data protection as well as AI & digital governance regulations.With the mission to enable companies around the world to comply with regulatory requirements for their digital business, ou

Senior Java Engineer – Actuarial Data Squad – Outside IR35 - Contract.We’re looking for a Senior Java Engineer to join a high-profile project focused on backend systems that automate complex financial and actuarial processes.This is a hands-on role delivering backend solutions under tight dead

Ideally you will have proficiency in JavaScript frameworks and experience with workflow engines.

Confident use of JavaScript and TypeScript, with a focus on performance and modern React patterns.

Base Salary + Discretionary Bonus + Equity.We are a stealth-mode AI laboratory researching and developing Machine Learning models.The founding team consists of Cambridge graduates and former engineers at Google, Meta, Bloomberg, Microsoft and Amazon.We are backed by prominent investors from the US a

Desirable technology skills: Python, Django, React, JavaScript, MySQL, SPAs, AWS (Lambda, CloudFormation, RDS).

TypeScript, JavaScript, React, and Vue.

Join OCI’s Edge Security team as a Principal Engineer to architect and deliver cloud-scale DDoS protection.You’ll lead design for high-performance detection and mitigation systems, drive automation and operational excellence, and set the technical direction for customer-facing DDoS capabilities

Frontend: HTML, CSS, JavaScript.

I’m currently working with a global, market leading engineering business who are looking for a.North Wales on a hybrid basis!.In role you will be joining an experienced development team and play a key role in delivering a variety of product solutions and interfaces used by their clients.You’ll p

Embedded Software & Firmware Engineer Are you passionate about embedded systems and excited by the idea of working on high-performance, real-time technology for next-generation aircraft cabin systems? We are currently recruiting on behalf of an innovative and industry-leading engineering company th

This role involves leading a team of engineers on high-profile projects, ensuring best practices are followed, and driving continuous improvement in software development processes.You will collaborate closely with cross-functional teams, including product management and UX/UI, to ensure that our sof

Step 1 -HTML and CSS Online Training (*12 weeks).

We are looking for a Senior Software Engineer who will be responsible for designing, developing, and deploying high-quality software solutions.You will work on complex software projects, contributing to the architecture, development, and improvement of software systems.This role involves mentoring j

Job Title: Embedded Software Design Engineer Location: Cardiff area Employment Type: Permanent, full-time Visa sponsorship: Not available (UK rights to work required) Location: Cardiff Employment Type: Full-Time (Early Finish Fridays!) About the Role We’re on the lookout for an Embedded So

Deadline for applications: 11:59pm on 31st October 2025.Were looking for a Principal Software Engineer to shape the technical direction of high-profile projects and lead the delivery of modern, scalable software.We use technology to create impactful, human-centred solutions that make a difference to

Step 1 -HTML and CSS Online Training (*12 weeks).

Deadline for applications: 11:59pm on 31st October 2025.Were looking for a Principal Software Engineer to shape the technical direction of high-profile projects and lead the delivery of modern, scalable software.We use technology to create impactful, human-centred solutions that make a difference to

Full Stack Developer X2 (Mid-Level - React.Product Development (Remote, UK-based).Full Stack Software Developer required to join our client's growing Product Development team.This is a unique opportunity to work remotely in the UK, contribute to modern digital platforms, and shape the future of our

Step 1 - HTML and CSS Online Training.

Software Engineer – Python/C++ | R&D Applications Join a high-priority, multidisciplinary R&D team where your expertise in Python, C++, GUI development, and real-time data processing will directly contribute to the development of cutting-edge sensing and intelligent systems.You’l

We are looking for a Senior Software Engineer who will be responsible for designing, developing, and deploying high-quality software solutions.You will work on complex software projects, contributing to the architecture, development, and improvement of software systems.This role involves mentoring j

SC clearance required to start.Applicants must be a sole British national due to the nature of the work being within National Security.As a Full-Stack Software Engineer, you'll build cutting-edge products that protect people, platforms, missions, and information from evolving threats.You'll collabor

Complete a selection of professional and industry recognised coding courses covering HTML5, CSS3, Javascript and Python.

We are looking for aLead Software Engineerwho will be responsible for the design, development, and deployment of high-quality software solutions.This role involves leading a team of engineers on high-profile projects, ensuring best practices are followed, and driving continuous improvement in softwa

NET / C#) Working hours: 10am-6pm (aligned to US team) Fully Remote (UK-based) Salary: £50,000 - £60,000 p/annum CPS Group are partnering with a Data Consultancy to hire a Software Engineer to support their expanding US-facing development team.This role sits within a highly collaborati

Cardiff (Hybrid – 3 days in office) – city centre location/good rail links.You know the difference between shipping fast and shipping well.You will join a team that values clean, scalable engineering, good design, and the craft of building software that people enjoy using.Our client is a Cardiff

Job Title: Senior Java Software Engineer Salary: £60,000 - £80,000 + package Location: Cardiff (onsite circa 2 days every other week) Clearance: Must be SC eligible CPS Group are looking for a Senior Java Software Engineer to join a highly skilled engineering team delivering enterprise-