Senior Software Engineer (Angular / Node.js / Terraform) - Remote

Senior Software Engineer (Angular/Node.js/Terraform)
Contract | Inside IR35

Rate: Up to £440 per day
Duration: 3 months+ | Remote (with occasional travel to London)
Start: ASAP
Security Clearance: Active SC required

About the opportunity
Exalto Consulting is supporting a confidential client on a nationally significant programme delivering secure digital services within a complex environment.
We are looking for a Senior Software Engineer who can contribute across the full development life cycle, with particular strength in modern Angular development, Node.js services and infrastructure automation using Terraform.

This role sits within a multidisciplinary engineering team responsible for building and evolving resilient, cloud-based systems. The work combines hands-on engineering with technical input into design decisions, helping ensure systems remain scalable, secure and maintainable.

The position is primarily remote, with occasional visits to London when collaboration or project activity requires it.

How you'll make an impact
As a senior engineer in the team, you will contribute both technically and collaboratively, helping to shape and deliver reliable software in a secure environment.

Your work will include:

• Designing and developing scalable Back End services using Node.js
• Building and maintaining modern Angular applications, using well-structured component architecture and state management
• Supporting the integration of large application components within wider web ecosystems
• Contributing to technical design discussions and translating requirements into practical, maintainable solutions
• Working with cloud infrastructure and Infrastructure as Code using Terraform
• Supporting reliable deployment through CI/CD pipelines and automated testing
• Participating in Agile delivery practices including sprint planning, stand-ups and retrospectives
• Collaborating with engineers, architects and stakeholders across distributed teams
• Contributing to incident response, change management and system reliability improvements
• Supporting knowledge sharing and good engineering practice across the team

• Angular - strong experience with modern Angular frameworks, component architecture and state management
• Node.js - deep understanding of asynchronous programming, API development and Back End services
• Terraform - practical experience implementing Infrastructure as Code for cloud provisioning and environment automation
• Cloud platforms - experience designing and managing scalable cloud environments (Azure preferred)
• CI/CD - experience building and maintaining pipelines using tools such as Jenkins
• Version control - strong Git workflows and branching strategies
• Agile tooling - comfortable working with tools such as Jira and Confluence

• Strong experience delivering production-grade web applications and Back End services
• A solid understanding of software architecture, design patterns and development best practices
• The ability to work independently while collaborating effectively across teams
• Confidence contributing to technical decision-making and solution design
• Clear communication skills with both technical and non-technical stakeholders
• A structured approach to problem solving, system reliability and operational resilience
• Experience working in cross-functional or distributed engineering teams

• Clearance must remain valid (not older than 10 years) with at least 12 months remaining, ideally 18 months
• The clearance must have been used within the last 12 months on a government or policing contract requiring NSV clearance
• Candidates must not have resided overseas for more than 6 months during any break between cleared roles
• Sole British nationality is required
• Candidates must hold only a UK passport
• Dual nationality is not permitted, including OCI, NICOP or similar national identity registrations