Web3 jobs in Belfast - Page 14Create job alerts

Software Developer (Web & Internal Tools). We’re supporting a well established UK adventure business that has recently brought its website development in-house and is now modernising internal systems and tooling. This is a hands on role in a small, trusted tech team, working across a customer faci

We are seeking a skilled Web Automation Engineer to design, develop, and maintain a robust web automation framework for API and functional testing. Develop test strategies, test plans, and automation suites using Playwright (Python) for web applications. Strong proficiency with Playwright (Python) f

Our clients are seeking an experienced Web Developer to build, maintain, and enhance their web-based platforms. Serve as an escalation point for web platform issues, coordinating with IT, business teams, and third-party support. Stay current with web development trends, best practices, and optimizat

A logistics technology firm in the United Kingdom is seeking a mid-to-senior developer to join its R&D team.The ideal candidate will have strong technical skills in JavaScript, Node.SQL, along with experience in logistics or e-commerce.In this role, you'll partner with business stakeholders to under

A leading Web3 company in the United Kingdom is seeking a Principal Product Designer. In this role, you will lead the design for an array of Web3 products, making complex interactions intuitive and user-friendly.

A forward-thinking technology company in the United Kingdom is seeking a Mid-Senior Level Developer to design, build, and deploy mobile and web applications.

The role involves managing the organisation's social media and website, ensuring effective communication strategies.

A pioneering Web3 development firm in the UK is looking for a Finance Director to lead financial operations in a Web3 environment.

Job: Web Developer – Full Stack. Green Retreats, the UK’s market leader in garden rooms, is looking for a talented full-stack web developer to help shape the future of our digital tools and systems. Based at Westcott Venture Park near Aylesbury, you’ll be part of a skilled and motivated develo

This role involves creating a cohesive brand identity, including company and product logos, icons, and a unified visual system that bridges the software UI and website. You will collaborate closely to iterate on designs and ensure all assets are optimized for various use cases, from web to software

Insulet—makers of the Omnipod® insulin management system—is one of the fastest-growing medical device companies in the industry, and we’re expanding our Web Development team! We utilize Drupal 10 as our primary content management platform and are seeking a Senior Drupal full‑stack developer

You will work closely with developers and UX designers on website redesign and UI optimization projects.

As a Web Designer, you will be responsible for designing and developing visually appealing and user-friendly websites. You will work closely with our clients to understand their needs and translate them into effective web designs. Collaborate with clients to understand their requirements and transla

A leading AI training company in the United Kingdom is seeking a Visual Web Designer to enhance AI systems through design expertise.

Human Made is seeking a Senior Web Engineer (external contractor / freelancer) to join our globally distributed team. Comprehensive understanding of modern web development with emphasis on PHP and JavaScript in a WordPress context.

We are looking for a Web Designer to help train and improve cutting‑edge AI models. Background in UI/UX design, web design, product design, or graphic design.

Advocate for Decentralized Design Systems: Champion a design system that is flexible enough for rapid Web3 innovation yet robust enough to handle high‑security interfaces like wallets and staking mechanisms. Prototype with Precision & Speed: Rapidly design, prototype, and test new features, focusi

Web UI Designer – DataAnnotation. This role is for a Web UI Designer at DataAnnotation focused on training AI models to understand and generate design work. Applicants should have a background in UI/UX or web design, a strong understanding of visual hierarchy, interaction design, and user flow, an

Can you design beautiful and highly functional websites in WordPress that aren't based on an out of the box theme?. We are looking for senior freelance web designers. UK timezone - that can create brilliant websites for our NGO clients.

A leading recruitment agency is seeking a Senior Software Engineer for a remote role in a digital finance company.You'll design and maintain backend systems for digital asset products and work with blockchain integrations.Candidates should have over 5 years of experience, strong TypeScript skills, a

A leading HR service provider is seeking a Talent Management Lead in Belfast.This mid-senior role involves developing and managing training programmes for all levels within the organization.Candidates must have strong analytical, project management, and communication skills, along with at least four

As a Sr Web Engineer, you should have a comprehensive understanding of modern web development, with an emphasis on PHP and JavaScript in a WordPress context. Senior Web Engineer Responsibilities. Over the past 10+ years, we’ve helped brands such as TechCrunch, CapGemini and USA Today build and del

Vac builds public good protocols for the decentralised web. Minimum of 5 years of experience in Web3 security engineering, with proven experience securing blockchain protocols, smart contracts, or cryptographic systems. Experience with manual/automated code review techniques and penetration testing

Webflow development experience (B2B SaaS preferred). Website performance improvements (conversion on demo/pricing pages).

To become the go-to Webflow partner for B2B SaaS, AI, and fintech companies — known not just for clean design, but for websites that drive measurable growth and help marketing teams scale confidently. Translate client goals into clear, conversion-focused web experiences. Webflow agency working wit

A technology company in the United Kingdom is seeking a Web Designer to assess and enhance design work for AI systems.

A leading cybersecurity firm in the United Kingdom is seeking a Senior Security Analyst to monitor and analyze emerging threats and enhance detection systems.This role requires deep knowledge of JavaScript and client-side behavior analysis.The ideal candidate is self-motivated and passionate about p

By joining us, you’ll have the opportunity to shape the legal foundation of a next‑generation blockchain and be part of a team driving unprecedented innovation in Web3. We’re seeking an experienced Web3 Attorney to advise on the full spectrum of legal and regulatory matters across our blockcha

A leading software company is seeking a Principal Engineer (Web) to lead the design and development of scalable web platforms. The ideal candidate has over 10 years of software development experience, including 3 years in a senior role, and possesses a strong technical background in web architecture

Taking ownership of the development and maintenance of our diverse portfolio of websites and web applications. As our new Web Developer, you'll be at the heart of our digital innovation. Ready to build, innovate, and grow with us? If you're an experienced Web Developer with a strong technical backgr

A renowned design consultancy is seeking a Senior Web Designer for a flexible contract role leading the design of a significant website consolidation project for a well-known UK brand. The ideal candidate should have strong experience in designing modern marketing websites and exceptional communicat

Web/CRO Proficiency: Significant demonstrable experience working in Website Conversion Rate Optimisation, Growth Marketing or related fields. We’re hiring a Senior Web & CRO Manager to turn cold audiences into customers through engaging, data‑led web experiences. Technical / CMS Experience: Hand

A dynamic technology firm is seeking a Mid-Level Designer to support the marketing team during a maternity leave.The role focuses on creating high-quality visuals, ensuring brand consistency, and coordinating with team members.The ideal candidate should have 3–5 years of experience in a SaaS envir

A leading technology company in Belfast is seeking a Senior Software Engineer to help build modern front-end solutions for a widely adopted enterprise product.Candidates should have over 5 years of experience in scalable software systems and a solid understanding of algorithms and software design pa

Your role involves building reusable data products, creating compelling demos, and resolving technical challenges in the fast-paced Web3 ecosystem.

A leading iGaming company in the United Kingdom seeks a Head of Studio to lead game development and execution of their roadmap.You will inspire a multidisciplinary team and take full accountability for the delivery of innovative gaming products.The ideal candidate has over 5 years in the online gamb

A leading HR service provider is looking for a Talent Management Lead in Belfast to develop and oversee training programmes across all levels of the organization.This mid-senior level role requires strong analytical, project management, and communication skills.Candidates should have at least four y

At this stage, designers should apply through our general core assessment and then complete a qualification for Web & UI/UX Design. Background in UI/UX design, web design, product design, or graphic design. We are looking for a UX Web Designer to help train and improve cutting-edge AI models.

A fintech company in the United Kingdom is looking for a Performance Marketing Manager to drive efficient and high-intent customer acquisition across Google Ads and Bing.You will lead strategies, automate campaign management, and analyze marketing performance.The ideal candidate will have 5-8 years

The role involves building cloud-based applications for dental professionals, leading project teams, and developing robust web applications using technologies like Ruby, Ruby on Rails, and Ember.

The ideal candidate will have significant experience in C# and web development, alongside a passion for improving healthcare through innovative solutions.

A leading technology firm in the United Kingdom is seeking a Security Engineer to enhance the security of their Web3 protocols. Ideal candidates will have over 5 years of experience in Web3 security and a passion for secure software development.

This role involves designing user interfaces for a medical device tablet app and a clinician web platform.

Working alongside the Senior Digital Product Manager and Senior Digital Experience Manager, you’ll help design, build, and optimise digital solutions across websites (key focus), digital products such as wellbeing apps and user portals, and automation and process optimisation initiatives. Has prov

Produce organized source files for all web design projects. Bachelor’s degree in web design, Computer Science, or related field (preferred). Proven experience as a Web Designer with a strong portfolio.

The ideal candidate will have significant C# experience and a passion for web development.

Designing, building and deploying mobile, web and headless CMS applications using a range of technologies such as React Native, TypeScript and Next.

Lead Web3 Design Initiatives: Define, own, and deliver the end‑to‑end design for core decentralized services, DApps, and protocols. Advocate for Decentralized Design Systems: Champion a design system that is flexible enough for rapid Web3 innovation yet robust enough to handle high‑security in