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Lead Software Engineer (C/C++)

O'Fallon, Missouri💼 Full-time🗓 2026-07-18 → 2026-07-31

Core

Lead a team of engineers to design, develop, and enhance the global credit card authorization system facilitating billions of transactions.

Role type

Lead Software Engineer (C/C++)

Builds

Global credit card authorization system

Domain

Financial technology / Payments

Deliverable

production ML models | product features

Required skills

C, C++, Linux, CI/CD automation, embedded or real-time distributed systems, technical design, code review, mentoring

Preferred skills

Agile methodology, quality engineering standards, complex problem solving

Technologies

C, C++, Google Test, Linux

Responsibilities

Partner with Product Management to elaborate features and test strategy; Create technical designs and assign work to developers; Develop complex stories in C and write unit tests in C++; Lead code and design reviews; Collaborate with other Principals and Leads to define interfaces; Advise on implementation strategy for deployment; Implement development process improvements and automation; Coach and develop junior employees; Deliver department and external presentations

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