Principle Software Engineer

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Date: 12 Jun 2024

Location: Hatfield, GB

Company: Alstom

Req ID:450985


Location:  Hatfield


Appointment Basis: Permanent


Apply by: 29/04/24.


Excellent Salary, Pension, Contributed Healthcare, Life Assurance, plus many more flexible benefits.


Alstom is the UK & Ireland’s leading supplier of new trains, train services, and signalling infrastructure projects. It has built just under 40% of the UK’s mainline train fleet, all the fleets currently in service with London Underground and Dublin’s LUAS.


It is building the UK’s biggest train programme in a generation – AVENTRA - for seven of the UK’s largest train operating companies, is ramping up to build the next generation of Greater Dublin’s commuter trains, DART+ as well as 54 HS2 high-speed trains in a Joint Venture. Alstom also supports 66% of the UK fleet through its Services business and is the UK’s leading CP6 signalling & infrastructure provider.


Employing 6,000 people across the UK and Ireland, we design, build and test trains at the UK’s largest end-to-end train manufacturing factory in Derby and operate major sites at Widnes, Crewe, Ilford and Plymouth, as well as 30 train services depots across the UK&I.


Purpose of role

The Principal Software Engineer leads a small team of engineers in the development, integration, introduction, sustaining and support of control system software and processes in the UK market. This portfolio currently includes MCS, MCS Infinity and M-ARS along with their associated processes and programmes of work. The technical elements of the role include the capturing of requirements, management of the product and tool development, product introduction (including supporting the Network Rail product acceptance process) and product support (project delivery and end customer support). The managerial aspects of the role include responsibility for delivery including Cost, Quality and Time, co-ordination of concurrent work packages for product development, V&V, obsolescence management and the management and development of staff within the team


What are my key responsibilities?


  • Provide support to Control System delivery projects.
  • Lead obsolescence management of Control System software products.
  • Proactively manage resources within the Control System software products team maintaining an appropriate balance between project delivery, staff utilisation and staff development Carry out regular staff reviews and appraisals.
  • Carry out staff performance management activities.
  • Management of associated lab facilities to enable system and subsystem validation and integration testing for new and existing products.

What do I need to qualify for this job?


  • Detailed knowledge of software development process for safety related systems
  • Knowledge of hardware development process for safety related systems
  • Good verbal and written communication skills good presentation skills
  • Competencies Background in software development with specific experience of development of Windows™ applications using a variety of hardware interfaces.

At Alstom we are agile, inclusive, and responsible in everything we do. These principles form our values and behaviours and are fundamental qualities that we seek for all roles.



Candidate Requirements



  • Knowledge of software development processes
  • Complete understanding of Windows Operating Systems
  • In depth knowledge of Windows API level programming in depth knowledge C, C++, C#
  • Understanding of UDP/IP, TCP/IP and serial communication programming
  • Experience of Motorola 68000 Assembler and Intel assembler. 
  • Understanding of code versioning tools
  • Degree in engineering subject



  • Detailed knowledge of signalling interlocking systems (Relay, SSI, Smartlock , Westlock , VHLC, ELIX)
  • Experience in using WPF, PRISM, Entity Framework, SQL Server
  • SQL Server DBA Ability to introduce new tools and processes
  • Experience in a commercial railway systems environment.


What we offer

We offer a highly competitive remuneration package, including 25 days annual leave, plus bank holidays, with the opportunity to buy or sell holiday. Contributed healthcare, life assurance, an excellent company-contributed pension scheme, and a wide range of flexible benefits that you can tailor to suit your lifestyle.


Alstom is the leading company in the mobility sector, solving the most interesting challenges for tomorrow’s mobility. That’s why we value inquisitive and innovative people who are passionate about working together to reinvent mobility, making it smarter and more sustainable. Day after day, we are building an agile, inclusive, and responsible culture, where a diverse group of people are offered opportunities to learn, grow and advance in their careers, with options across functions and geographic locations. Are you ready to join a truly international community of great people on a challenging journey with a tangible impact and purpose?


Equal opportunity statement:

Alstom is an equal opportunity employer committed to creating an inclusive working environment where all our employees are encouraged to reach their full potential, and individual differences are valued and respected.  All qualified applicants are considered for employment without regard to race, colour, religion, gender, sexual orientation, gender identity, age, national origin, disability status, or any other characteristic protected by local law. 


As a “disability confident leader accredited employer”, we will interview all disabled job applicants who match the essential criteria of the job description or specification. We will consider flexible working requests for all roles unless operational requirements prevent otherwise.

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