Full Stack Developer Javascript Nodejs Mid Level jobs in London

*Senior Full Stack Developer (AWS) – JavaScript / Node / React** *About Us** Create Digital Solutions is a growing digital solutions provider focused on delivering scalable, high-quality systems with a seamless client experience. We work across both enterprise-level accounts and bespoke client solut

*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 be

About the Role London is a global hub for innovation, and at **Arkato Digital Solutions Ltd.**, we bring the same standard of excellence to our digital products. We build enterprise-grade software that is intuitive, scalable, and beautiful. We believe software doesn’t have to be complicated to be po

*Software Engineer III – (Typescript/React JS/Node)** *About The Team** The SciVal Development Team is a cross-functional group comprising Frontend, Backend, and Quality Engineers who work closely together. The team collaborates closely with UX and Product to design, build, and deliver high-quality

*Full Stack Developer (Node.js) | Market Making Trading House | £130,000 + Bonus + Benefits | London Hybrid** I am looking for a Full Stack (OR Backend) Engineer with Node.js for a Trading House that build cross asset trading systems. They are expanding their Market Making capability so need some ex

*Principal Software Engineer / Developer (Node.js Golang API) London onsite** Do you have experience of designing and implementing scalable solutions to handle high throughput systems? You could be progressing your career in a senior, hands-on Principal Software Engineer role at a global cryptocurre

*Senior Full Stack Engineer – London Based Fintech Scale-Up** London (Hybrid) | £600–£750/day | Outside IR35 We're partnered with a fast-growing Fintech scale-up on a new engineering project, focused on building and scaling a modern SaaS platform in a data-driven environment. An experienced Senior F

*Exciting opportunity to join a high-calibre digital product team building a mission-critical healthtech platform that leverages AI.** We are looking for a *Senior Full-stack Engineer** with a strong *frontend focus** to join a cross-functional team of technologists, designers, and product owners. Y

Position Type Location(s) United Kingdom, London Date Posted Job ID R-123404 *Why PlayStation?** PlayStation isn’t just the Best Place to Play — it’s also the Best Place to Work. Today, we’re recognized as a global leader in entertainment producing The PlayStation family of products and services inc

*About the job** *Mercor** connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include **Benchmark**, **General Catalyst**, **Peter Thiel**, **Adam D'Angelo**, **Larry Summers**, and **Jack Dorsey**. *Position:** Data Collection S

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey. Position: Data Collection Specialist Type: Contract Compensa

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medi

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medi

*Build the Future of Global Payments (Tech For Good) | Senior Full Stack | £150K + Equity | Node|TypeScript|React | 5 Days Per Week London** I am looking for an *exceptional** engineer to take ownership of a mission-critical payments platform, powering real-time money movement for high-value clients

Job Title: Programme Administrator Location: Gants Hill Campus (IG2 6NQ) Salary: GBP24,000 : GBP26,000 per year Job type: Full Time, Permanent *Purpose Of The Role** To perform administrative duties and support the Senior Programme Administrator by undertaking tasks and coordinating the work of the

A *global law firm** is currently seeking *an experienced Programme Planner** to support a *large multi‑year transformation programme** . This role will take *full ownership of planning, scheduling, progress tracking and cross‑workstream integration** across a wide and complex delivery portfolio, en

Catch22 exists to help build a society where everyone has a good place to live, good people around them, and a fulfilling purpose. We call these our '3Ps'. We achieve this in two ways. Firstly, we improve lives on the frontline through delivery of public services. Secondly, we use our knowledge to c

*Programme Director** *Nuffield Health Coorporate Site | Full-Time | Fixed Term 12 month contract |** *Salary £49,000-£52,000 per annum dependent on experience** *40 hours per week** The Morgan Stanley Programme Director is responsible for overseeing the delivery and performance of three UK Fitness

*Role:** Programme Manager *Location:** London (Oxford Circus) *Hybrid:** 1–2 days per week in the office *About Monument Technology Limited** Monument Technology provides everything needed to build and run a bank with an open, configurable, end-to-end, banking platform as a service which uses best-

*Nuffield Health Corporate Site | Full-Time | Fixed Term 12 month contract |** *Salary £49,000-£52,000 Per Annum Dependent On Experience** *40 hours per week** The Morgan Stanley Programme Director is responsible for overseeing the delivery and performance of three UK Fitness Centres, Physiotherapy,