Overview

NDev is delivering a high-velocity, greenfield SaaS platform for one of the world’s top 10 global companies (project under NDA). We’re looking for a Senior Full-Stack JavaScript Engineer to join this fast-paced build and contribute production-ready code from day one.

You’ll help deliver a new platform that streamlines DV360 campaign creation and management, with a strong focus on YouTube advertising workflows. The solution integrates deeply with Google APIs, Google Cloud Platform (GCP), and Structured Data Files (SDF). This is a hands-on contract role for engineers who thrive in rapid delivery environments and value clean architecture, accessibility, and quality.

Contract details at a glance

• Engagement: Full-time contract
• Duration: Initial 9-week build (1 Dec 2025 – 6 Feb 2026), followed by ~2 months of QA & maintenance
• Location: Fully remote (anywhere), aligned to UK working hours (09:00–17:00)

Key Responsibilities

Frontend Development

• Build frontend features using React, TypeScript, and Next.js
• Ensure full compliance with WCAG 2.1 AA accessibility standards
• Deliver performant, accessible, and maintainable UI components

Backend Development

• Design and maintain Node.js backend services
• Build secure, well-structured REST APIs
• Support scalability, reliability, and security best practices

Cloud & Platform Engineering

• Deploy and operate services on Google Cloud Platform
• • Cloud Run, Cloud Build, Secret Manager, Monitoring & Logging
• Contribute to architecture decisions for a secure, high-availability platform

Collaboration & Delivery

• Work closely with internal teams and the client to refine requirements
• Deliver high-quality outcomes within tight timelines
• Support QA, debugging, and performance optimisation during and after the initial build

Engineering Excellence

• Participate in code reviews and documentation
• Uphold best practices around accessibility, security, and maintainability

Required Skills & Experience

Frontend

• Strong experience with React + TypeScript
• Hands-on experience with Next.js
• Proven delivery of WCAG 2.1 AA–compliant interfaces

Backend

• Node.js
• REST API design and development

Google Cloud Platform

• Cloud Run
• Cloud Build
• Secret Manager
• Cloud Monitoring & Logging

Desired / Nice-to-Have Qualifications

Testing & Quality

• Playwright
• axe-core for accessibility testing

Infrastructure & DevOps

• VPC networking
• GCP Artifact Registry
• Terraform (IaC)
• CI/CD pipelines
• Security scanning (SAST / DAST)

Data & Caching

• Redis / Memorystore
• PostgreSQL / Cloud SQL

Advertising & Domain Knowledge

• DV360 or other advertising platforms
• YouTube campaign management
• Programmatic advertising concepts

Authentication

• OAuth2 / OIDC
• Okta

Project Timeline

• Phase 1: 1 December 2025 – 6 February 2026 (9 weeks, fast-paced delivery)
• Phase 2: ~2 months of QA and maintenance

Interview Process

1. CV submission
2. HR interview
3. Technical interview
4. Technical assessment
5. Final offer