At a Glance
- Tasks: Design and develop secure software for mission-critical applications in classified environments.
- Company: Join Envitia, a top-rated innovative tech company focused on security and intelligence.
- Benefits: Enjoy 25 days annual leave, private healthcare, training opportunities, and fitness reimbursements.
- Other info: Dynamic team environment with strong focus on personal growth and community engagement.
- Why this job: Make a real impact in national security while working with cutting-edge technology.
- Qualifications: Experience in software development and knowledge of secure application practices required.
The predicted salary is between 50000 - 70000 £ per year.
Join the Growth Story at Envitia. Envitia operates at the heart of the UK’s most sensitive and high-profile operations. Our approach is entirely mission-focused, enabling customers to see more, decide faster, and act with confidence across complex domains. We deliver situational awareness and information advantage across C5ISR, fusing cyber, geospatial, and kinetic data into an operational picture. This transforms fragmented data into a shared understanding of the battlespace, delivering actionable insight when it matters most. Our solutions are secure‑by‑design, built from the ground up to protect sensitive information and ensure resilience in contested environments. We simplify complex heterogeneous data sources into a rich picture of fused intelligence, providing a digital backbone that underpins success. We operate as small teams delivering fast value, blending deep technical expertise with agile methods to deliver measurable outcomes. Every engagement focuses on capability, clarity, and confidence for those who protect the nation. A career with Envitia enables you to work with mission driven innovation.
The Role: As a Software Engineer, you will design, develop, integrate and maintain secure software services and mission‑critical applications within classified government environments. Working across full‑stack and backend engineering, you will contribute to building modern, secure digital solutions across complex HMG technology estates. You’ll operate within multi‑disciplinary Agile teams, collaborating closely with DevOps engineers, test engineers, architects, data specialists and mission analysts to deliver high‑quality, production‑grade software. This role is ideal for someone who enjoys working at pace in secure, technically challenging environments, with opportunities to contribute across API development, cloud‑native services and data integration.
Typical responsibilities include:
- Developing software services using languages such as Java, JavaScript, TypeScript, Python or C++.
- Building full‑stack applications using frameworks such as React, Node.js, Spring Boot, Next.js or similar.
- Designing and developing APIs, microservices and backend services for secure mission systems.
- Integrating applications with cloud, data, analytics and streaming platforms.
- Supporting the delivery of distributed software systems across secure and operational environments.
Job Responsibilities:
- Design, develop and maintain secure software applications, services, APIs and integrations within classified environments.
- Build scalable, distributed systems supporting data, analytics and mission‑critical workloads.
- Develop full‑stack features and backend services aligned to performance, reliability and security requirements.
- Contribute to software design, architecture decisions and technical documentation.
- Apply modern software engineering practices, including clean coding, testing and code reviews.
- Collaborate within Agile teams, contributing to sprint planning, refinement, reviews and retrospectives.
- Support DevSecOps delivery by working with CI/CD pipelines, containerised deployments and cloud‑native services.
- Integrate applications with cloud platforms, data services and streaming technologies.
- Implement monitoring, logging and observability to support live service operation.
- Support secure deployment and operation of applications across development, test and production environments.
Skills Required:
- Experience working within the UK Security & Intelligence, defence or other secure government environments.
- Strong knowledge of modern software engineering practices, frameworks and secure application development across HMG‑style technology estates.
- Proficiency in one or more programming languages such as Java, JavaScript, TypeScript, Python or C++, with experience building APIs and full‑stack applications.
- Experience designing and developing distributed systems, including microservices, event‑driven architectures and high‑performance backend services.
- Experience with cloud‑native development, particularly AWS, containerised applications and modern infrastructure concepts.
- Understanding of DevSecOps practices, including CI/CD pipelines, automated testing, code quality controls and secure development standards.
Security Clearance Requirements: The successful candidate must hold a current high level security clearance.
Location: It is anticipated the role will require up to 80% (4d/wk) onsite working at client locations – Cheltenham, London, Manchester (based on project requirements).
What it's like to work at Envitia: At Envitia, we believe that our greatest asset is our talented and dedicated team. We are committed to fostering a work environment where every employee feels valued, supported, and motivated to excel. As part of this commitment, we offer a comprehensive range of benefits designed to enhance both your professional and personal well‑being.
- Annual Leave: 25 days plus your birthday off. You will have the ability to buy and sell 5 days holiday to work around your needs.
- Private Healthcare Coverage: Our health plan is tailored to meet the diverse needs of our employees with additional levels for family if required.
- Training & Skills Development: Stay ahead in your career with ongoing training opportunities and skill development initiatives tailored to your evolving needs.
- Fitness Reimbursement: We encourage an active lifestyle. Our fitness reimbursement program helps you stay fit by covering a portion of your gym memberships or fitness‑related expenses.
- Life Assurance: Gain peace of mind with extensive life insurance coverage that ensures financial protection for you and your loved ones.
- Pension Contribution: Plan for your future with our pension options. We provide resources and support to help you build a secure financial foundation.
- Perkbox Subscription: Enjoy exclusive discounts on a variety of products and services. From technology to entertainment, we've partnered with various businesses to bring you special perks.
- Internal Reward Schemes: Be rewarded for your exceptional contributions through our employee recognition initiatives that celebrate your achievements.
- Community Engagement & Volunteer Opportunities: Contribute to meaningful causes with company‑sponsored volunteer programs, fostering a sense of community and social responsibility.
Inclusion at Envitia: At Envitia, we celebrate diversity and are committed to creating an inclusive environment for all employees. We welcome applicants from all backgrounds and walks of life. We believe that our strength lies in our differences, and we are dedicated to fostering a workplace where everyone feels valued, respected, and empowered. We encourage applications from people of all abilities, ages, genders, sexual orientations, races, ethnicities, and religions. We strive to support a culture of inclusion, accessibility, and work‑life balance. If you require any accommodations during the application or interview process, please let us know.
Software Engineer - Security & Intelligence employer: Envitia
Envitia is an exceptional employer, recognised as one of the Sunday Times Top 100 Medium-Sized Companies to Work For in 2025. Our commitment to innovation, collaboration, and personal growth is reflected in our supportive work culture, comprehensive benefits, and opportunities for professional development. With a focus on mission-driven projects in secure environments, employees can thrive in a dynamic setting that values their contributions while ensuring a healthy work-life balance.
StudySmarter Expert Advice🤫
We think this is how you could land Software Engineer - Security & Intelligence
✨Join Local Tech Meetups
Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Envitia or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!
✨Contribute to Open Source Projects
Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Envitia.
✨Tap into Online Developer Communities
Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Envitia.
✨Explore Job Boards Specifically for Tech Roles
Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Envitia that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!
We think you need these skills to ace Software Engineer - Security & Intelligence
Some tips for your application 🫡
Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.
Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Envitia.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Envitia and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!
Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!
How to prepare for a job interview at Envitia
✨Brush Up on Your Coding Skills
For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.
✨Know Your Tools and Frameworks
Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Envitia uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
✨Showcase Your Projects
Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.
✨Prepare for Behavioural Questions
While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.
