Rapid Capability Software Engineer

Alten Ltd; Templecombe; On-site; GBP 50,000 - 70,000; Full time

Job summary

A global engineering consultancy is seeking a Senior Software Engineer to develop and maintain Defence software solutions. The role requires strong skills in C++ and Java, with an emphasis on teamwork and communication. Candidates should have a Bachelor's or Master's degree or equivalent experience. This on-site position is based in Templecombe with some flexibility for remote work.

Benefits

Private Medical Insurance

Pension Scheme

Cycle-to-work

Career development support

Team events

Flexible working

Qualifications

• Strong experience in C++ and Java software development.
• Proficiency in software configuration management and Jira.
• Experience in unit testing and wider software testing practices.

Responsibilities

• Develop, integrate, and maintain software for rapid deployment in Defence.
• Collaborate with algorithm engineers on complex models.
• Contribute to unit and wider software testing.

Skills

C++ development

Java development

Software configuration management

Unit testing

Risk management

Strong communication skills

Team collaboration

Leadership

Education

Bachelor's or Master's in Software Engineering, Computer Science

Tools

Jira

Linux

Job description

Overview

ALTEN is a global engineering and technology consultancy operating across over 30 countries. We partner with industry leaders across Aeronautics, Aerospace, Defence, Naval, Automotive, Energy, Rail, and more to deliver innovative engineering solutions. Our teams of engineers work on cutting-edge projects that shape the future of technology and sustainability. Job Description: Join our team to help deliver fast-paced, high-impact Defence software solutions that translate complex algorithms into operational capabilities. You will 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 deployment environment with direct impact on operational outcomes. Location: Templecombe. On-site: Monday Thursday minimum. Seniority: Senior (8 years experience). Clearance: SC clearable (no caveats).

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.
• Experience in unit testing and wider software testing practices.
• Knowledge of software development lifecycle processes and documentation standards.
• Skilled in risk management and problem-solving for fast-paced projects.

Soft Skills

• Strong communication skills, able to convey technical ideas to diverse teams.
• Excellent teamwork, collaborating across multi-disciplinary environments.
• Demonstrated leadership, capable of mentoring peers and influencing project outcomes.
• Positive attitude and proactive in challenging situations.
• Effective in project reporting and stakeholder engagement.

Required Qualifications

• A Bachelors or Masters degree in Software Engineering, Computer Science, or a related discipline, or relevant technical military background with equivalent hands-on experience.

Desirable Skills

• Experience with Linux platforms.
• Knowledge of software build pipelines and CI/CD processes.
• Exposure to software assurance and requirements management.
• Familiarity with Defence domain processes.
• Continuous improvement mindset and interest in emerging technologies.

Security Clearance

UKSV (United Kingdom Security Vetting) clearance is required for this role, with Security Check (SC) as the minimum standard, either already held or with a willingness to undergo the process. Some roles/projects may require Developed Vetting (DV) clearance; while not mandatory, a willingness to obtain DV clearance would be beneficial. As part of onboarding, candidates will be asked to complete a Baseline Personnel Security Standard (BPSS). Details of the evidence required to apply may be found on GOV.UK. If you are unable to meet this and any associated criteria, your employment may be delayed or rejected. Details will be discussed at interview.

Additional Information

Why join us? We foster a community of dually talented individuals who are both entrepreneurs and technology specialists. We are committed to sustainable growth and continuous improvement. Through ALTEN labs, mentoring programs, internal universities, and more, we push boundaries and embrace new possibilities. We offer opportunities to join projects in innovative companies and prioritise career development with personalised support plans. We are here to empower you and help you reach your full potential. Join our passionate team and start building tomorrow, today!

In short you get: A personalised career path and rewarding management, opportunity to work on exciting projects with Premium Customers, diverse engineering projects and industries, competitive salary, Private Medical Insurance, Pension Scheme, Cycle-to-work, and more, plus social atmosphere, team events, and flexible working (role dependent).