Software Engineer - Sonar Systems | C++

ALTEN; Manchester; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

A technology services company is looking for a skilled Software Engineer in Manchester to join their sonar systems team. You will develop advanced C++ software for critical underwater technology and work in a collaborative Agile environment. The role requires 8+ years of experience and eligibility for UK SC Security Clearance. Competitive salary and benefits, including private medical insurance and a pension scheme, are offered.

Benefits

Private Medical Insurance

Pension Scheme

Cycle-to-work Scheme

Flexible way of working

Social atmosphere and team buildings

Qualifications

• Must have 8+ years of relevant experience.
• Eligible for UK SC Security Clearance.
• Experience working in Agile teams.

Responsibilities

• Design and develop high-quality C++ software for Linux or Windows targets.
• Collaborate in an Agile environment using JIRA and Bitbucket.
• Implement and maintain unit testing and verification activities.

Skills

Proficient in C++

Experience developing on Linux or Windows

Strong background in unit testing

Excellent communication skills

Education

Bachelor’s or Master’s degree in Software Engineering, Computer Science, Electronics

Tools

Bitbucket

JIRA

Artifactory

Python

Job description

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Software Engineer - Sonar Systems | C++, Manchester

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Client:

ALTEN

Location:

Manchester, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

b1bad27c0415

Job Views:

5

Posted:

12.08.2025

Expiry Date:

26.09.2025

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Job Description:

Job Description

Job Description

Dive into advanced underwater detection technology by joining a cutting-edge sonar development team. Whether you're working on Linux-based real-time applications or Windows-deployed software tools, you'll be developing high-performance, robust code that supports mission-critical systems in the field. This is a rare opportunity to contribute to a specialist programme pushing the boundaries of underwater systems.

Location: Manchester or Crawley 4 days per week on site
Clearance: Must hold or be eligible for UK SC Clearance
Experience Level:8+ years of relevant experience

Key Responsibilities:

• Design, develop and debug high-quality C++ software for Linux or Windows targets
• Support the integration of software into wider sonar platforms and acoustic systems
• Implement and maintain unit testing and support wider test and verification activities
• Collaborate in an Agile environment using tools like JIRA, Bitbucket, and Artifactory
• Feed into project dashboards, risk logs, and contribute to team planning and reporting
• Engage closely with multi-disciplinary teams including systems and test engineers

Qualifications

Required Skills:

• Proficient in C++ (and Java exposure beneficial)
• Experience developing on either Linux or Windows targets (e.g. Ubuntu, CentOS, Visual Studio)
• Familiar with Bitbucket, JIRA, Artifactory, and modern CI/CD pipelines
• Strong background in unit testing, debugging, and system integration
• Experience working in Agile teams with defined development processes
• Excellent communication, documentation, and team collaboration skills

Required Qualifications:

• A Bachelor’s or Master’s degree in Software Engineering, Computer Science, Electronics, or related discipline
• OR a relevant technical military background with equivalent hands-on engineering experience
• Must be eligible for UK SC Security Clearance (Minimum 5 Years in the UK)

Desirable Skills:

• Knowledge of signal processing, underwater acoustics, or sonar-related applications
• Awareness of automated testing practices and DevOps toolchains
• Familiarity with requirements management tools such as DOORS or Polarion
• Scripting ability in Python, Shell, or Bash

Additional Information

Why join us?

We foster a community of dually talented individuals who are both entrepreneurs and technology specialists. Our teams embody the spirit of innovation and entrepreneurship, enabling us to develop solutions most efficiently.

Our commitment to sustainable growth is unwavering, and we continuously strive for accelerated transformation and continuous improvement. Through ALTEN labs, mentoring programs, internal universities, and more, we are always pushing boundaries and embracing new possibilities.

We offer incredible opportunities to join inspiring projects in the most innovative companies.

We prioritise your career development with personalised support plans tailored to your own aspirations. We're 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 a rewarding management style
• A chance to work on the most exciting engineering projects and technologies along with Premium Customers
• A huge diversity of engineering projects and industries
• A competitive salary
• Private MedicalInsurance
• Pension Scheme
• Cycle-to-work Scheme among many additional benefits
• Social atmosphere, regular gatherings, and team buildings
• Flexible way of working (role dependent)