Principal Software Engineer - eDV Cleared

Searchability; City Of London; On-site; GBP 108,000 - 132,000; Full time

Benefits offered by this job

Relocation assistance may be available

Job summary

Searchability in London is seeking a Principal Software Engineer with active eDV clearance to lead delivery across multiple engineering teams, shaping solutions for mission-critical capabilities.

You will define technical direction, mentor engineers, and collaborate with customers and partners using Java, Python, AWS, and container technologies. The role offers a competitive salary up to £120,000 plus a clearance bonus and relocation assistance.

Qualifications

• Senior/principal-level technical leadership experience.
• Strong communication and stakeholder management.
• Experience delivering mission-critical systems.
• Cloud-native architecture experience and scalability focus.

Responsibilities

• Own deliverables across multiple engineering teams and define technical approaches to meet customer requirements.
• Act as a key technical point of contact for your area of responsibility.
• Coordinate technical activity with customers and external partners across organisations.
• Provide technical leadership and mentor engineers to develop engineering capability.
• Contribute to technical architecture, design, development and delivery planning.
• Help teams overcome complex technical and delivery challenges.

Skills

Java

Python

JavaScript

TypeScript

React

Spring Boot

Maven

AWS

Docker

Kubernetes

CI/CD

Agile

Leadership

Mentoring

Tools

Docker

Kubernetes

AWS

Maven

Job description

PRINCIPAL SOFTWARE ENGINEER – eDV CLEARED

NEW PERMANENT OPPORTUNITY AVAILABLE IN LONDON FOR AN eDV CLEARED PRINCIPAL SOFTWARE ENGINEER

• Salary: Up to £120,000 + Clearance Bonus
• Location:London
• Clearance: Active eDV clearance required for high-side IT access
• Type: Permanent

I'm currently working with a leading technology organisation operating across National Security and Defence, who are looking for an experienced Principal Software Engineer to join their growing engineering function.

This is a senior technical leadership position where you'll be working on complex, mission-critical systems, taking ownership of technical delivery across multiple teams and helping shape solutions that have a genuine impact.

THE ROLE

As a Principal Software Engineer, you'll act as a senior technical authority, working closely with engineering teams, technical leads, customers and external partners.

You'll be responsible for:

• Taking ownership of deliverables across multiple engineering teams and defining technical approaches to meet customer requirements.
• Acting as a key technical point of contact for your area of responsibility.
• Working with senior customers and external partners, coordinating technical activity across organisations.
• Providing technical leadership, mentoring engineers and supporting the development of engineering capability.
• Contributing to technical architecture, design, development and delivery planning.
• Helping teams overcome complex technical and delivery challenges.

WHAT WE'RE LOOKING FOR

We're looking for an experienced Software Engineer who has progressed into a senior/principal-level technical leadership role.

You’ll ideally have strong experience across one or more of the following:

• Backend: Java, Spring Boot, Maven and/or Python
• Frontend: JavaScript, TypeScript, React and npm
• Designing, developing and deploying scalable software systems.
• DevOps and CI/CD practices.
• Containerisation technologies including Docker and Kubernetes.
• Cloud technologies, ideally AWS.
• Agile software development environments.
• Leading, mentoring or providing technical direction to other engineers.

Strong communication and problem-solving skills are essential, alongside the ability to work with both technical and non-technical stakeholders.

WHY JOIN?

You'll be joining an organisation working on highly sensitive, technically challenging projects where your work will directly contribute to critical national security capabilities.

Alongside a salary of up to £120,000, the role offers a strong benefits package including:

• Flexible working options, including a compressed fortnight.
• Private healthcare.
• Cash health plan.
• Holiday purchase/sell scheme.
• Performance-based bonus opportunities.
• Specialist training and career development programmes.
• A range of wellbeing, financial and lifestyle benefits.
• Relocation assistance may be available.

SECURITY CLEARANCE

You must currently hold an active eDV clearance to be eligible for the high-side IT access required for the position.

If you're an experienced Software Engineer, Senior Software Engineer, Lead Engineer or Principal Engineer with active eDV clearance and you're interested in working on genuinely mission-critical technology, I'd be keen to speak with you.