hackajob
Senior Software Developer
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At OMNIA® Training, we’ve brought together some of the UK’s most innovative defence training organisations under one powerful mission: to transform the British Army’s training system and create the best-trained Army in the world.
OMNIA are redefining the British Army’s collective training. To do that, we are looking for the best and brightest minds from across the UK. We are backed by British innovation and powered by world-class experts, like you. OMNIA is at the heart of the UK’s bold Land Industrial Strategy.
The Role
This is more than a job — it’s a mission. You will be part of a high-impact, collaborative environment, where we expect everyone to live the values and standards of the British Army. Every person in our team plays a critical role in delivering OMNIA’s vision; designing, delivering, and transforming collective training so the British Army is ready to fight and win.
You’ll work in a matrix organisation and report operationally through to the Software Lead. Ultimately, you’ll work for the British Army, championing innovation, and helping shape the future of military collective training.
Key Responsibilities
- Build secure and performant backend services using languages like Node.js, Python, Java, or.NET Core/.NET 5+.
- Integrate APIs, databases, and third-party services, ensuring seamless data flow and system interoperability.
- Develop and maintain robust frontend interfaces using modern frameworks (e.g., React, Angular).
- Design, build, and maintain scalable software solutions with a cloud-first mindset, leveraging cloud-native services and infrastructure.
- Use Docker and Kubernetes to containerise applications for consistent development, testing, and deployment across environments including Red Hat OpenShift.
- Automate build, test, and deployment processes using tools like Jenkins, GitHub Actions, Tekton, or Azure DevOps.
- Implement Infrastructure as Code (IaC) using tools like Terraform, CloudFormation.
- Support estimation and planning activities in an agile environment.
- Conduct peer code reviews, ensuring adherence to coding standards, performance optimisation, and maintainability, including use of static analysis tools such as SonarQube.
- Contribute to continuous improvement, identifying opportunities to refine code quality, development workflows, and team collaboration.
- Establish and maintain automated test suites for unit, integration, and end-to-end testing.
- Build solutions with observability and monitoring in mind, integrating logging, metrics, and tracing to maintain system health and performance.
- Stay current with emerging technologies, frameworks, and industry trends.
- Monitor and respond to vulnerabilities, ensuring compliance with security standards (e.g., OWASP, NIST).
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Who We Are Looking For
You’ll have a mission focus, and the enthusiasm and drive to ‘get things done’. You’ll want to work in collaboration with other defence training organisations, and the British Army. You won’t let bureaucracy get in the way of what needs to be done, you’ll learn lessons and share these lessons across the team. You’ll understand what it means to put the mission first.
We are looking for a skilled and proactive Senior Software Developer to contribute to the development and integration of software solutions across the Army Collective Training Service (ACTS) programme. This role focuses on hands-on engineering, building scalable, secure, and cloud-native applications that support ACTS’s strategic goals.
You will work closely with Software Lead, technical leads, architects, and engineers to develop and maintain cloud-hosted systems and services. Your responsibilities will include integrating legacy systems, engaging in modern development practices, and leveraging platforms such as AWS, Azure, and MODCloud (OCP) to deliver resilient and maintainable capabilities.
Essential Skills And Experience
- 2 Years+ experience in full-stack development using modern frontend frameworks (e.g., React, Angular) and backend technologies (e.g. Python, Java, JavaScript, Go,.NET Core/.NET5+).
- Experience with containerisation using Docker and orchestration with Kubernetes.
- Cloud platform expertise, particularly with AWS, Azure or Oracle, including deploying and managing cloud-native applications.
- Experience with CI/CD tools such as Jenkins, GitLab CI, GitHub Actions, Tekton or Azure DevOps.
- Infrastructure as Code (IaC) using tools like Terraform or CloudFormation.
- Experience with static and dynamic code analysis tools (e.g., SonarQube, Snyk, OWASP ZAP).
- Experience of RESTful APIs for ingesting and exposing data.
- Self-starter with the ability to appropriately prioritise and plan complex work in a rapidly changing environment.
- Excellent communication skills with ability to interact with stakeholders at all levels.
- Holder of current SC clearance, or the ability to gain it.
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Desirable Skills And Experience
- BSc/BEng in Software Engineering or equivalent professional accreditation and experience.
- Hands-on experience with automated testing tools and frameworks such as JUnit, NUnit, Selenium, Cypress, Postman, or PyTest,
- Background in performance tuning for high-throughput, low-latency data systems.
- Knowledge of data warehousing and Lakehouse technologies.
- Experience with secrets management and identity access controls (e.g., HashiCorp Vault, AWS IAM, Keycloak).
- Experience with monitoring and logging for security and performance (e.g., ELK stack, Prometheus, Grafana).
- Experience with API management and gateway tools and services.
- Hand-on experience deploying to Red Hat OpenShift.
What We Offer
Be Part of a Groundbreaking Mission
Join the UK’s most advanced defence training alliance, where industry experts converge to push boundaries and deliver excellence.
A Culture Built on Collaboration
Work in an inclusive, high-performing team that celebrates ideas, supports growth, and is laser-focused on delivering results.
Team Dynamics
You will be part of a team that works together, across multiple organisations united in one mission.
Work Across Borders, United in Purpose
Operate across organisations with one shared goal - improving capability across all domains.
Drive Innovation
Your voice matters. We champion new ideas, welcome change, and believe in continuous improvement with a growth mind-set.
Shape the Future
Play a crucial role in a long-term, future-facing programme with real-world impact on national defence.
Career Growth & Benefits
Enjoy a strong benefits package, ongoing development opportunities, and clear pathways to progress within a trusted defence industry partner.
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