Application Developer - SC Cleared
Application Developer - SC Cleared

Application Developer - SC Cleared

London Full-Time 39600 - 55440 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Develop and deploy secure communication platforms using Docker, Kubernetes, and open-source tools.
  • Company: Join a forward-thinking team working on critical national programmes in London.
  • Benefits: Enjoy hybrid work flexibility, competitive pay of £550/day, and a contract until March 2026.
  • Why this job: Make a real-world impact while collaborating on cutting-edge technology in a dynamic environment.
  • Qualifications: Strong experience with Docker, Kubernetes, and scripting languages; SC clearance required.
  • Other info: This role offers a unique chance to work with modern tech stacks and innovative teams.

The predicted salary is between 39600 - 55440 £ per year.

Contract Opportunity: Application Developer – SC Cleared

Hybrid: 3 days on-site (London SW1A), 2 days remote

Start: ASAP | Contract until March 2026

Outside IR35 | £550 per day

We’re hiring a Developer / Platform Engineer with active SC clearance to help deliver and maintain scalable, secure, and flexible communication platforms for a critical national programme. This is a unique opportunity to work at the intersection of real-time collaboration, containerisation, and infrastructure automation, supporting platforms such as Rocket.Chat, Jitsi, and open-source cloud-native tooling.

What You'll Do

  • Develop and deploy containerised applications using Docker and Kubernetes
  • Customise and manage Rocket.Chat, Jitsi, and other open-source collaboration platforms
  • Build scalable, secure deployment architectures for real-time communication
  • Automate deployments and CI/CD pipelines using GitLab CI, Jenkins, or ArgoCD
  • Create custom integrations, plugins, bots, and SSO/LDAP connectors
  • Harden, secure, and monitor platforms with TLS, OAuth2, RBAC, and Zero Trust principles
  • Optimise performance and scalability across cloud and on-prem environments
  • Troubleshoot and support complex platform deployments
  • Collaborate with DevOps, AppSec, and engineering teams
  • Document everything from architecture and configuration to custom builds

What You Bring

  • Strong hands-on experience with Docker & Kubernetes in live production environments
  • Deployment/customisation of Rocket.Chat and/or Jitsi Meet (essential)
  • Scripting/programming skills – JavaScript/Node.js, Python, or Bash
  • Experience with Linux systems, network configuration, and firewalls
  • Familiarity with CI/CD pipelines and tools (GitOps, ArgoCD, Helm)
  • Understanding of WebRTC, STUN/TURN, and other real-time communication protocols
  • Monitoring & logging experience – Prometheus, Grafana, ELK, or Loki
  • Experience with MongoDB, PostgreSQL, Redis and secure back-end infrastructure
  • Exposure to Zero Trust environments, secure enclaves, and hybrid deployment models

Why Apply?

  • Collaborate on secure, cutting-edge communication platforms
  • Join a critical programme making a real-world impact
  • 12-month+ contract with hybrid flexibility
  • Outside IR35 | £550/day
  • Engage with a modern tech stack and forward-thinking teams

This role requires active SC clearance (minimum); DV preferred.

Application Developer - SC Cleared employer: identifi Global Resources

As an employer, we pride ourselves on fostering a dynamic and inclusive work culture that encourages innovation and collaboration. Located in the heart of London, our hybrid working model offers flexibility while engaging in meaningful projects that have a significant impact on national security. With opportunities for professional growth and access to cutting-edge technologies, we empower our employees to excel in their roles and contribute to the success of critical communication platforms.
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Contact Detail:

identifi Global Resources Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Application Developer - SC Cleared

✨Tip Number 1

Make sure to highlight your active SC clearance in any conversations or networking opportunities. This is a crucial requirement for the role, and mentioning it upfront can set you apart from other candidates.

✨Tip Number 2

Familiarise yourself with the specific technologies mentioned in the job description, such as Docker, Kubernetes, Rocket.Chat, and Jitsi. Being able to discuss your hands-on experience with these tools will demonstrate your suitability for the role.

✨Tip Number 3

Engage with online communities or forums related to real-time communication platforms and containerisation. Networking with professionals in these spaces can lead to valuable insights and potential referrals for the position.

✨Tip Number 4

Prepare to discuss your experience with CI/CD pipelines and automation tools like GitLab CI or Jenkins. Be ready to share specific examples of how you've implemented these in past projects, as this will be key to showcasing your expertise.

We think you need these skills to ace Application Developer - SC Cleared

Docker
Kubernetes
Rocket.Chat Customisation
Jitsi Meet Deployment
JavaScript/Node.js
Python
Bash Scripting
Linux Systems Administration
Network Configuration
CI/CD Pipelines
GitLab CI
Jenkins
ArgoCD
WebRTC
STUN/TURN Protocols
Monitoring Tools (Prometheus, Grafana, ELK, Loki)
MongoDB
PostgreSQL
Redis
Zero Trust Principles
Secure Infrastructure Management

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your hands-on experience with Docker, Kubernetes, and the specific platforms mentioned like Rocket.Chat and Jitsi. Use keywords from the job description to demonstrate your fit for the role.

Craft a Strong Cover Letter: In your cover letter, explain why you are interested in this contract opportunity and how your skills align with the requirements. Mention your active SC clearance and any relevant projects you've worked on that showcase your expertise.

Showcase Relevant Projects: If you have experience with real-time communication protocols or CI/CD pipelines, include specific examples of projects where you implemented these technologies. This will help illustrate your practical knowledge and problem-solving abilities.

Proofread Your Application: Before submitting, carefully proofread your application materials for any spelling or grammatical errors. A polished application reflects your attention to detail and professionalism, which is crucial for this role.

How to prepare for a job interview at identifi Global Resources

✨Showcase Your Technical Skills

Be prepared to discuss your hands-on experience with Docker and Kubernetes. Highlight specific projects where you've deployed containerised applications, as this is crucial for the role.

✨Familiarise Yourself with Key Platforms

Make sure you understand Rocket.Chat and Jitsi, as well as their customisation options. Being able to discuss your experience with these platforms will demonstrate your suitability for the position.

✨Understand CI/CD Processes

Brush up on your knowledge of CI/CD pipelines and tools like GitLab CI, Jenkins, or ArgoCD. Be ready to explain how you've automated deployments in past roles.

✨Discuss Security Practices

Since the role involves working in secure environments, be prepared to talk about your experience with security principles such as Zero Trust, TLS, and OAuth2. This will show that you take security seriously in your development work.

Application Developer - SC Cleared
identifi Global Resources
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