javascript engineer jobs in Newcastle upon Tyne

Senior Full-Stack Engineer - Go/JavaScript Salary: £80,000 - £90,000 Location: Fully-remote Tech: Go, JavaScript, .NET About the role: We’re working with a leading organisation in the legal sector, renowned for their award-winning approach to technology-driven innovation, in support of their efforts to strengthen their growing SaaS team. They are looking for a senior software engineer with...

You must be eligible for Security Check (SC) clearance. - Applicants must have resided continuously in the UK for the past 5 years. If you're ready to take the next step in your career and thrive in a fast-paced, innovative environment, we want to hear from you!

JavaScript Developer Remote £48k - £55k Sellick Partnership are currently recruiting a versatile JavaScript Developer with strong experience in on the front end and on the backend. The ideal candidate will be comfortable working across the stack to deliver high-quality, scalable web applications. Responsibilities: - Develop and maintain responsive front-end applications...

You will drive best practices, introduce modern testing methodologies like TDD and BDD, and ensure quality is embedded throughout the development lifecycle. What You'll Be Doing: - Designing and implementing robust automation frameworks for mobile (using Appium + Webdriver IO) and web applications (using Playwright)

Data Engineer Join a fast-growing e-commerce technology company as a Data Engineer dealing with real-time data. The team is small, highly technical, and product-driven, building the entire platform in-house for maximum flexibility and efficiency. You’ll be joining a company where engineers are trusted to make decisions, own their work, and directly influence the product roadmap. The Role My...

RUST Software Engineer 100% Remote Working - Must be based within Europe Daily rates up to $475 (Subject to experience) - Will be paid in USD Duration TBC (Long-Term contract) Ideal start date Monday 15th December 2025 Our client is a Web3/Blockchain organisation that are currently working on some high-profile projects, and they are currently in need of a RUST Software Engineer on a contract...

We’re building the next generation of merchant-first digital solutions and we’re looking for a Senior Software Engineer to help shape it. You’ll join a small, empowered team that values innovation, collaboration, and real-world impact. What You’ll Do - Design and develop backend, service, and portal systems for our payment platform. - Use modern practices such as BDD and CI/CD to deliver...

Full Stack Software Engineer Remote UK based up to £90,000 I’m supporting a forward-thinking client who is transforming how legacy systems are modernised. You’ll be joining a high-impact team led by a Director of Technology, working alongside AI Engineers, an AI Product Manager, and top-tier developers focused on automating software migrations using cutting-edge tools like LangChain,...

Full Stack Engineer – Java | Digital Transformation Projects | Location: Hybrid Remote (occasional ad-hoc travel to client offices dependant on where you are based. London/Glasgow/Newcastle/Manchester.) Type: Permanent | Full-Time Sector: Digital Consultancy / Public Sector / Private Sector Budget: £55,000 + benefits Are you a passionate Full Stack Engineer looking to apply your skills in...

English Speaking Full-Stack JavaScript Developer We’re building a next-generation customer management platform used by tens of thousands worldwide. Our product helps modern businesses put their customers at the center, managing workflows, insights, and automation at scale. As a Full-Stack JavaScript Developer, you’ll join a global engineering team shaping one of the most critical systems for...

Senior React Engineer UK Remote (must be UK-based) 6 Month Contract A fantastic opportunity for a Senior React Engineer to join a fast-paced, product-led tech team working on high-impact, customer-facing web applications. This isn't the kind of contract where you're firefighting legacy issues - you'll be building new features from the ground up in a collaborative, modern engineering...

You will be the crucial link between complex algorithms and the end-user. Key Contributions You'll Make: - Front-End expertise: Design, develop, and own the user interfaces for brand-new AI features, utilizing modern JavaScript frameworks or C# with Blazor to ensure seamless interaction.

Senior Software Engineer (TypeScript + AWS + Lambda) 12-Month Fixed Term Contract (strong potential to go perm or extend) Full-Time | Fully Remote (UK-based) £70,000 – £80,000 + Benefits We’re looking for an experienced Senior Software Engineer with strong AWS cloud experience to join our team on a 12-month fixed term contract. You’ll play a key role in designing and building scalable,...

Role Summary: ServiceMax product experience is a plus, but not mandatory Deliver world class maintenance and support services to ServiceMax customers. With your excellent technical and troubleshooting skills with mission critical SaaS applications, assist ServiceMax customers in using and resolving day to day product questions for the ServiceMax Field Service products.Using your excellent...

Senior Security Engineer, Cloud Salary: up to £110,000 + bonus + benefits Location: UK – 100% Remote This company is undergoing a major cloud transformation and is looking for a Senior Security Engineer with a specialism within Cloud to help shape and secure its modern cloud infrastructure. You’ll work across engineering teams to design scalable, secure cloud infrastructure and embed best...

Lead Software Engineer | React, TypeScript, Node.js, AWS | £90K | Fully Remote (UK-based) Are you a Lead Software Engineer who thrives on crafting elegant, user-centric applications, and also enjoys getting stuck into backend logic when needed? Want to work in a team that champions engineering excellence and real collaboration with design? This could be your next role. 🚀 About the Company...

Azure AI Engineer Permanent Hybrid - Home based in the UK - (No sponsorship can be offered) Must be SC Cleared or SC Clearable Join a leading tech and innovation partner who focus on delivering intelligent, enterprise-grade solutions. As an Azure AI Engineer, you’ll design and operationalise cutting-edge solutions that combine Azure OpenAI, Cognitive Services, AI Search, and Fabric with...

Senior Ruby on Rails Engineer Location: Hybrid or Remote We’re partnered with clients that are looking to bring in Senior Ruby on Rails Developers. What we’re looking for - 5+ years of experience with Ruby on Rails. - Strong knowledge of RESTful APIs and service-oriented architecture. - Cloud experience with AWS or GCP is an advantage. - Familiarity with front-end technologies (JavaScript,...

You will be responsible for writing clean and maintainable code that aligns to their business requirements whilst ensuring all engineering work is covered by suitable unit tests within the team. You’ll collaborate with other Software Engineers, Product Owners, Scrum Masters and internal stake holders to support standards, growth and discipline within this product development team.

You must be eligible for Security Check (SC) clearance. - Applicants must have resided continuously in the UK for the past 5 years. If you're ready to take the next step in your career and thrive in a fast-paced, innovative environment, we want to hear from you!