Software Designer
Posted 7 Oct 2026
Advertised as “Software Designer (PHP, Python, Rust)”
BranchFactor Summary
The original posting with the fluff stripped out
- Expected experience
- 2+ yrs
- Management level
- Individual contributor
No salary listed for this role.
Field of studyComputer Engineering, Computer Science, Software Engineering, Telecommunications Engineering (or related)
Study levelBachelor's
Req ID:525735
At Alstom, we understand transport networks and what moves people. From high-speed trains, metros, monorails, and trams, to turnkey systems, services, infrastructure, signalling, and digital mobility, we offer our diverse customers the broadest portfolio in the industry. Every day, 80,000 colleagues lead the way to greener and smarter mobility worldwide, connecting cities as we reduce carbon and replace cars.
Could you be the full-time Security Gateway Software Designer Engineer in Bangkok we’re looking for?
Your future role
Take on a new challenge and apply your cybersecurity and software development expertise in a cutting-edge field. You’ll work alongside collaborative and innovative teammates.
You'll play a key role in designing, developing, and maintaining cybersecurity software solutions that ensure secure and reliable communications in railway systems. Day-to-day, you’ll work closely with teams across the business (engineering, cybersecurity, and project management teams), oversee product integration efforts, and produce comprehensive technical documentation to support ongoing projects.
You’ll specifically take care of developing and integrating new features for the Security Gateway (SGTW) product, but also ensure its scalability, reliability, and maintainability through proactive maintenance activities.
We’ll look to you for:
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Designing, developing, and integrating new features and enhancements for the Security Gateway (SGTW) product
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Ensuring software scalability, reliability, and maintainability through corrective and preventive maintenance
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Diagnosing and remediating software defects, anomalies, and cybersecurity vulnerabilities
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Developing and maintaining automation tools, scripts, and frameworks for build, testing, and deployment processes
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Producing and maintaining technical documentation, including functional specifications, technical notes, and test procedures
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Designing, executing, and maintaining unit, integration, and system-level testing to ensure software quality and performance
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Delivering project objectives while meeting Quality, Cost, and Delivery (QCD) commitments
All about you
We value passion and attitude over experience. That’s why we don’t expect you to have every single skill. Instead, we’ve listed some that we think will help you succeed and grow in this role:
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Bachelor’s degree in Computer Engineering, Software Engineering, Telecommunications Engineering, Computer Science, or a related field