lead javascript engineer jobs in Rickmansworth

You will be a great fit if you: - Have 5+ years full-stack experience, with strong JavaScript/TypeScript depth. - Are backend-leaning, with deep Node. js and API experience. - Have previously worked in early-stage start-ups or very lean engineering teams. - Have extensive evidence of being a hands-on individual contributor in complex codebases.

You will be expected to: ● Develop new features working with the data science ● Develop bug fixes and security patches promptly

You must be able to demonstrate the following: ● 6+ years experience full-stack development ● High proficiency with Typescript, React, Next, Azure, Pulumi and Node

C# Developer / Full Stack Engineer (.Net Core JavaScript) St Albans / WFH to £100k Do you have expertise with C# .Net backend development combined with JavaScript skills? You could be progressing your career in a senior hands-on role at a technology driven trading company that invest in Sports betting markets with a flat structure where you will get your voice heard and can make a real impact...

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...

You will tackle technical challenges that bridge software engineering with real-world manufacturing processes. This role blends hands-on technical expertise with leadership responsibilities, offering both team mentorship and active involvement in architecture, design, process improvement, and code review.

Lead Developer London - Hybrid 1/2 days in office £85,000 - £100,000 About Simmer We're Simmer Eats, one of Europe's fastest-growing food brands. We've grown 10x in the last year, and we're building the next phase of scale on a modern commerce and technology stack. Our mission is simple: make healthy eating effortless. High-protein, great-tasting meals delivered straight to customers' doors,...

About Us We are a fast-growing fintech company building modern, scalable platforms that power real-world financial products. Our engineering culture values clean architecture, strong ownership, and pragmatic innovation. We operate in a cloud-native, microservices environment and invest heavily in frontend quality, design systems, and developer experience. The Role As a Lead Fullstack Engineer,...

Job Description NTT GDC has an exciting opportunity for a Controls Expert, the Controls Lead COE is a key member of the NTT Global Design Standards team, working on and delivering translation of the NTT GID Design Product defined Owners Project Requirements (OPR) into the Global Reference Design (GRD). The successful candidate will provide regional understanding of the GRD and its engineering...

You will shape how we approach our programmes, considering the needs and expectations of customers, the capability of technology and third party suppliers. Day to day you'll be key in providing education, training and consultancy style, system design support to key programmes, tailored to their needs to ensure maximum benefit is obtained from best practice use.

You will receive £250 for every candidate we place in permanent employment who has been recommended by you. Terms and Conditions apply please see our website for further details.

A fantastic opportunity has arisen for a Systems Engineering Lead to join a specialist Systems Engineering function supporting complex, multi-national defence programmes. This role performs the duties of a senior technical lead position and works closely with programme leadership and engineering stakeholders across the wider organisation. Key Responsibilities: - Promote, develop and embed best...

You will oversee 2–3 backend squads, shaping long-term microservices architecture using Java 21 and AWS. This role balances strategic technical leadership with hands-on mentorship to drive engineering excellence, security, and scalable system design. Why this role is remarkable:

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...

Head/Lead Mechanical Engineer - London - Tech Innovation We're partnered with one of the most innovative tech communications organisations in London, who rarely hire at this senior level. They are expanding globally and are looking to bring in an elite Head/Lead Mechanical Engineer to take full ownership and authority of their designs from concept through to delivery. This is a standout...

Are you an Engineering Team Lead who wants more than just fixing breakdowns and ticking boxes. This is a hands-on leadership role in a fast-moving manufacturing environment that's had multi-million-pound upgrades and investment poured into the site. New kit. New systems. Higher standards. I need someone who can step up and lead from the front. You'll report directly to the Engineering Shift...

Role: Lead Test Engineer Contract Length: 12 Months Location: Hybrid – 3 days per week in office (except London). So Birmingham, Blackpool, Leeds, Manchester or Newcastle Must haves: - Significant experience leading and testing micro services - Functional and non functional testing - Hands on experience in automation testing Leadership skills - Experience leading microservices...

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...

You will work in a supportive environment where people feel valued and are encouraged to achieve their full potential.

You will have the opportunity to work on UK and multinational projects that are pivotal to the future success of MBDA and the security of the UK.

Senior QA Engineer / Team Lead (C# .Net AWS) London / WFH to £100k Do you have expertise with Test Automation combined with leadership skills? You could be joining a growing and profitable scale-up that is viewed as a leading FinTech disruptor in a senior role that will allow you a great deal of influence and progression. As a Senior QA Engineer / Team Lead you will lead the transformation of...

Lead Platform Engineer London / WFH to £150k Are you a platform engineering technologist with start-up experience and a first class education looking for a new opportunity? You could be joining a small Fintech start-up run by small, successful and proven team of finance technology entrepreneurs, backed by Silicon Valley investors, as they build out the product, currently in stealth mode. As a...