Full Stack Developer

Onyx-Conseil; England; On-site; GBP 50,000 - 70,000; Full time

Job summary

A leading IT consultancy in the UK seeks professionals skilled in JavaScript and Node.js development, with experience in cloud operability and security practices. Candidates who have held high-level security clearance are especially encouraged to apply. This role requires collaborative work in a multi-disciplinary environment, ensuring security and performance standards are met. Experience with Kubernetes and Docker is advantageous.

Qualifications

• Proficient in HTML and JavaScript for responsive UI patterns.
• Experience with back end Node.js and Spring Boot.
• Familiarity with AWS for cloud operability.

Responsibilities

• Deliver services at scale using JavaScript and Node.js.
• Embed security and observability in the development lifecycle.
• Collaborate in multi-disciplinary teams for performance standards.

Skills

JavaScript

HTML

Node.js

Spring Boot

RESTful API design

Kubernetes

Docker

Kafka

MongoDB

CI/CD

Git

Tools

Jira

Confluence

GitHub

Job description

• Front end & language: JavaScript, HTML; responsive UI patterns and web standards.
• Back end: Node.js and Spring Boot microservices; RESTful API design and API management (policies, rate limiting, security), EKS (Kubernetes), Containerisation (Docker).
• Integration: data layer integration; event driven design with Kafka; NoSQL (MongoDB/DocumentDB).
• Security: IDAM/IdP, SSO, RBAC, SSL/TLS, KMS (key management and envelope encryption patterns), Graph API.
• Cloud operability: telemetry and logging on AWS; performance and availability monitoring.
• Tooling & delivery: Jira, Confluence, GitHub, CI/CD pipelines; automated testing and code reviews.

Desirable skills (nice to have)

• Caching & sessions: Redis; session management via Kong.
• Networking: VPC, VPN patterns for secure service connectivity.
• Realtime comms: SignalR (or equivalent) for push/real time features.

Experience profile

• Demonstrable delivery of citizen or staff facing services at scale using JavaScript/HTML, Node.js, Spring Boot, REST APIs and event driven integrations on AWS.
• Should be proficient in Kubernetes & Containerisation of Applications (primarily using Docker).
• Track record of embedding security, observability and automation (tests, builds, deployments) into the development life cycle; strong CI/CD discipline and Git best practices.
• Experience collaborating in multi disciplinary teams to meet security, accessibility, performance and reliability standards.

Due to the nature and urgency of this post, candidates holding or who have held high level security clearance in the past are most welcome to apply. Please note successful applicants will be required to be security cleared prior to appointment which can take up to a minimum 10 weeks. LA International is a HMG approved ICT Recruitment and Project Solutions Consultancy, operating globally from the largest single site in the UK as an IT Consultancy or as an Employment Business & Agency depending upon the precise nature of the work, for security cleared jobs or non-clearance vacancies, LA International welcome applications from all sections of the community and from people with diverse experience and backgrounds.

Award Winning LA International, winner of the Recruiter Awards for Excellence, Best IT Recruitment Company, Best Public Sector Recruitment Company and overall Gold Award winner, has now secured the most prestigious business award that any business can receive, The Queens Award for Enterprise: International Trade, for the second consecutive period.