Finix
Senior Software Engineer
$150K–$220K
Chicago · On-site · Senior · Full-time · Posted Sep 16, 2026
- Experience
- 4+ years.
About the job
Designs and delivers reliable, scalable payment services, owning technical direction and implementation within a domain.
What you'll do
- Work with customers and product management to define new services and payment solutions.
- Own technical vision, implementation, infrastructure, and best practices within the assigned domain.
- Improve architecture and tooling, troubleshoot production systems, and mentor junior engineers.
What they ask for
- 4+ years of experience building and designing systems with several lifecycles.
- Extensive experience implementing secure APIs and highly available, observable services.
- Experience leading and mentoring more junior software engineers.
- Ability to manage competing priorities and multitask.
Pay
USD 150,000–220,000 per-year-salary; base salary
Model-written summary · the original posting is authoritative