Senior Software Engineer (Flight Data Analysis)

Location: Uxbridge, West London, UK; four days onsite and one day from home

Company

Develops aircraft data recording, management, replay, and analysis systems used by airlines, OEMs, and military operators.

What you will do

• Design and build backend services and RESTful APIs that process large volumes of flight data.
• Own product features end to end, from design discussions through release, and make architectural decisions for a product area.
• Work across mature .NET backend systems, Angular front ends, and Python tooling.
• Review code and mentor two or three less-experienced developers.
• Collaborate with QA, product, and engineering leadership throughout Agile planning, standups, reviews, and retrospectives.
• Modernise a long-lived .NET codebase, including older Windows service components, without rewriting unnecessarily.

Requirements

• Approximately 4+ years of commercial production software development experience.
• Strong Python skills, ideally for data analysis and API work.
• Good knowledge of C#/.NET and solid relational database skills, including MySQL.
• Ability to work across the stack, including TypeScript/Angular when required by a feature; front-end specialisation is not required.
• Experience designing and consuming RESTful APIs.
• Strong debugging ability, including diagnosing misbehaviour from incomplete information.
• Experience with Git and modern version-control workflows.
• Backend strength and curiosity about the rest of the stack are sufficient; not every listed skill is required.

Nice to have

• AWS experience with EC2, Lambda, S3, or RDS.
• Docker and CI/CD pipeline experience.
• Experience with automated testing frameworks.
• Aviation or aerospace domain knowledge.

Culture & Benefits

• Hybrid work with four onsite days and one day from home; free onsite parking.
• Pension plan matching employee contributions up to 7%, employee stock purchase plan, and life assurance worth four times basic annual salary.
• 25 days of holiday plus bank holidays, with the option to purchase up to five additional days.
• Medical cash plan, sick pay, enhanced family-friendly policies, employee assistance, and wellbeing programmes.
• Electric and hybrid vehicle, Cycle to Work, and employee discount schemes.
• Career development opportunities across the wider Teledyne group and work directly affecting aircraft safety.

Hiring process

• Teams call with the hiring manager and site manager.
• Onsite technical discussion, paired programming task, and competency-based questions with the Head of Digital Solutions.
• Offer following the interview stages.