Rapid Capability Software Engineer

ALTEN; England; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading technology firm in the United Kingdom is seeking a Senior Software Developer to focus on Defence software solutions. You will work closely with engineers and leverage your full software lifecycle experience to develop and maintain critical systems. Key qualifications include strong experience in C and Java, along with proficiency in software configuration management and unit testing practices. This role involves working on-site Monday through Thursday to deliver impactful solutions.

Qualifications

• Strong experience in C and Java software development.
• Proficiency in software configuration management (SCM) and Jira for change and task tracking.
• Experienced in unit testing and wider software testing practices.
• Knowledge of software development lifecycle processes and documentation standards.

Responsibilities

• Develop, integrate, and maintain software for rapid deployment projects.
• Collaborate with algorithm engineers on complex mathematical models.
• Apply full software lifecycle experience in design, coding, testing, and integration.
• Contribute to testing to ensure high-quality systems.
• Work within defined software development processes.
• Maintain technical documentation and risk management.
• Support continuous improvement in CI/CD and software delivery processes.

Skills

C development

Java development

Software configuration management (SCM)

Jira

Unit testing

Software testing practices

Job description

Join our team to help deliver fast-paced high-impact Defence software solutions that translate complex algorithms into operational capabilities. Youll work closely with algorithm engineers to integrate mathematical and software models into production‑ready reliable and maintainable systems. This is a unique opportunity to apply your full software lifecycle experience in a rapid capability deployment environment where your work has a direct impact on operational outcomes.

Location : Templecombe

On‑site : Monday Thursday minimum

Seniority : Senior (8 years experience)

Clearance : SC clearable (no caveats)

Key Responsibilities

• Develop integrate and maintain software for rapid deployment projects in the Defence domain.
• Collaborate with algorithm engineers to implement and optimise complex mathematical models.
• Apply full software lifecycle experience including design coding testing and integration.
• Contribute to unit and wider software testing to ensure robust high‑quality systems.
• Work within defined software development processes adhering to best practices and configuration management.
• Maintain technical documentation reporting and risk management in alignment with project standards.
• Support continuous improvement in build pipelines CI / CD and software delivery processes.

Qualifications : Required Skills

• Strong experience in C and Java software development.
• Proficiency in software configuration management (SCM) and Jira for change and task tracking.
• Experienced in unit testing and wider software testing practices.
• Knowledge of software development lifecycle processes and documentation standards.