Senior Software Engineer

Siemens Mobility; Poole; On-site; GBP 70,000 - 100,000; Full time

Benefits offered by this job

Flexible working

Annual Bonus

Pension match

Healthcare

Job summary

Siemens Mobility in Poole is seeking a Senior Software Engineer to design, implement, test and support software for Linux-based embedded devices used in GSM-R and rail tech. You will own engineering work packages, guide subsystems, provide technical support to Sales and Projects, and contribute to tender responses while collaborating with cross-functional teams.

The role involves driving product development, delivering robust engineering solutions, and working within Agile/DevOps processes to

Qualifications

• Experience developing software for Linux-based embedded systems.
• Experience designing and developing network communications solutions (GSM, GSM-R, 4G/5G).
• Proficiency in C++ and Qt-based GUI development for embedded platforms; exposure to Wayland and Linux graphics frameworks desirable.
• Knowledge of IBM Rational SDL and TTCN Suite, or similar tools.
• Understanding of secure coding principles and software quality practices.
• Experience in Agile/DevOps environments; rail industry experience advantageous.

Responsibilities

• Taking ownership of complete engineering work packages, ensuring delivery to scope, budget, quality standards and timescales, with technical oversight of subcontractors where required.
• Applying systems engineering across the full lifecycle from requirements to site commissioning support.
• Providing technical guidance to project teams and bid activities to deliver robust solutions.
• Supporting sales and bid teams by developing technical solutions for tenders and customer proposals, building stakeholder relationships.
• Driving product development through all lifecycle stages and contributing to cutting-edge technology.
• Leading and supporting demonstrations, trials and evaluations of new products for internal and external stakeholders.
• Developing cost estimates and supporting project planning to ensure delivery against targets.

Skills

Linux embedded development

C++ / Qt for embedded

GSM/GSM-R / 4G/5G networking

Agile / DevOps

Secure coding practices

Rail industry knowledge

Tools

Docker

GitLab

VS Code

CppCheck

Rational SDL Suite

Job description

At Siemens Mobility, we are not just imagining the future of transportation—we are building it. Our team of experts is dedicated to creating smart, efficient, and sustainable mobility solutions that improve the daily lives of millions of passengers. We are looking for passionate professionals who are eager to innovate and push the boundaries of what's possible. If you are ready to be part of a transformative journey, come and join us.

We are currently recruiting for a Senior Software Engineer to join our Development team within the Rail Infrastructure, Mobile Communications business based in Poole. This role will be responsible for the design, implementation, maintenance, improvement, testing, and support of software targeting arm and Intel based devices. You will also from time to time provide technical support to other teams including Sales, Projects, Test and Production.

The Mobile Communications business supplies on-board GSM-R equipment and other engineering solutions to rail industry operators and suppliers worldwide. This includes the GSM-R cab radio with GPS and LTE connectivity and the GSM-R data radio. We have earned a respected reputation in the industry which has developed as a result of our success in delivering to our customers. In addition, we are leading the way within the railway industry in developing the next generation of rail communications (Future Railway Mobile Communication System), based on 4G and 5G technology, so this is a great time to join the business in the development of a new, exciting technology.

You’ll make an impact by:

• Taking ownership of complete engineering work packages, ensuring delivery to agreed scope, budget, quality standards, and timescales, while providing technical oversight of subcontractors where required.
• Applying systems engineering expertise across the full project lifecycle, from requirements analysis and system design through to implementation, verification, validation, testing, and site commissioning support.
• Providing accurate and timely technical guidance to project teams and bid activities, helping to deliver innovative and robust engineering solutions.
• Supporting sales and bid teams by developing technical solutions for tenders and customer proposals, while building effective relationships with customers, suppliers, and key stakeholders.
• Driving complex product development activities through all stages of the development lifecycle, contributing to the creation and enhancement of cutting-edge technology solutions.
• Leading and supporting demonstrations, trials, and evaluations of new products, showcasing capabilities to both internal stakeholders and customers.
• Using your engineering experience and commercial awareness to develop cost estimates, support project planning activities, and ensure successful delivery against budget, schedule, quality, and performance targets.
• Collaborating with multidisciplinary teams to solve complex technical challenges and deliver high-quality engineering outcomes that create value for customers and the business.

What you’ll need to succeed…

• Strong experience developing software for Linux-based embedded systems, including troubleshooting and integration with hardware devices.
• Experience designing and developing network communications solutions, with knowledge of GSM, GSM‑R, 4G and/or 5G technologies.
• Proficiency in C++ and Qt-based GUI development for embedded platforms, with exposure to Wayland and modern Linux graphics frameworks desirable.
• Knowledge of IBM Rational SDL and TTCN Suite, or experience with similar telecommunications software development and testing tools.
• Understanding of secure coding principles, software quality practices, and the development of reliable, robust applications.
• Experience working within Agile and DevOps environments, with knowledge of modern software development lifecycles; rail industry experience would be advantageous.

Technologies we use

• Git, GitLab
• C, C++, gcc, gdb
• Rational SDL Suite
• Docker
• VS Code
• Boost test framework, gcov, QtTest
• CppCheck

At Siemens Mobility, we believe that work should work for you. We go beyond standard benefits to create an environment where our people feel supported, empowered and valued both professionally and personally.

• Wellbeing: Flexible working, 24/7 Mental health support, Subsidised gym memberships, Subsidised Bupa healthcare, Enhanced sick pay
• Financial: Match and More pension, Life assurance, Perks at Work discounts, Cycle to Work scheme, Annual Bonus
• Family: Day‑one parental rights, Shared parental leave, Extra holidays for length of service, enjoy 26 days annual leave (plus public holidays), with the flexibility to buy or sell up to 5 days each year, volunteering days and sabbaticals.
• Personal Growth: Access to online learning, Support for external training and development opportunities, Inclusive culture promoting equality and belonging, Active employee networks, Opportunities to grow your skills and career.

Join Siemens Mobility where your wellbeing, growth, and future matter.

Transform The Everyday with us

We value your unique identity and perspective and are fully committed to providing equitable opportunities and building a workplace that reflects the diversity of society. Come bring your authentic self and create a better tomorrow with us!

We are a Disability Confident Leader and welcome applications from all individuals, including those with disabilities. If you require any

reasonable adjustments during the recruitment process, please contact your recruiter, who will be happy to support you.

At Siemens, we promote a growth mindset, the self-belief that we can learn and grow, take on new challenges and adapt to change. If you don't match all the criteria for this role but feel you have transferable skills to enable you to succeed, we encourage you to apply.