Senior Software Engineer
Company websitefinix.com (Finix, opens in new tab)
Base salary $150K to $220K
Employer-published annual base salary, USD. Advertised base range in Chicago, IL
You apply on the employer's own site. Six Figure Work does not handle applications.
- LocationChicago, IL
- WorkplaceOn-site
- Status at last checkSource accepting applications when checked
- Last checked (3 h ago) · observed since
About this job
About Finix
Finix is building the global operating system for fintech, starting with payments. From startups to publicly traded companies, Finix processes tens of billions of dollars annually both in-store and online. Finix was founded in 2015 and is headquartered in San Francisco.
To date Finix has raised over $200M, including a $75M Series C led by Acrew Capital and Lightspeed Venture Partners and backed by American Express Ventures, Bain Capital Ventures, Homebrew, Inspired Capital, Visa, and others
About the role
The engineering team owns the delivery and stability of our product end to end. Since Finix serves as the complete payment platform of our customers’, our engineering team owns our customers’ ability to capture revenue. The Sr. Software Engineer role centers around envisioning superior technical solutions to our customers’ payment needs, leading its implementation and continuously ensuring reliable service to our customers. You will have broad autonomy and responsibility for formulating the best solution possible and working with your peers to deliver your vision. Finix is looking for a team member to join our engineering team who brings exceptional technical acumen, attention to detail, interest to grow and an obsession with building excellent, performing and scalable software.
You will
- Deep dive into our customers’ needs, and work with product management to define new services
- Own the technical vision, implementation, best practices and infrastructure within your domain
- Develop close relationships with product management and peer engineers
- Become an expert in your payments domain and mentor junior software engineers
- Proactively improve our architecture, frameworks, tooling, automation, and best practices
You are
- Experienced in designing, implementing, and testing superior software
- Comfortable continuously delivering code, infrastructure, tests and features to production
- Excited about finding new and better ways to make software reliable, scale and perform
- Obsessed with finding edge cases, understanding requirements and design implications
- Proactive in monitoring running systems and troubleshooting production issues
- Always looking for ways to grow, opportunities to mentor and collaborate with peers
You have
- Have 4+ years of experience building and designing systems with several lifecycles
- Extensive experience implementing secure APIs, highly available and observable services
- Led and mentored more junior software engineers
- Kept tight control on multiple competing priorities and have strong ability to multitask
- Raised the bar on every project you were involved in
Source: Finix on Lever · View original posting (opens in new tab)
Pay in context
This role's base floor ($150,000) is above 57% of the 175 Software Engineering roles in Illinois listed on this site; 14 others list the same floor. Their median floor is $140,000; the middle half runs from $120,000 to $167,300.
Only jobs on this site count, and each one publishes a base salary of $100,000 or more, so this compares six-figure jobs with each other, not with the whole market. Computed Nov 6, 2026.
This listingSenior Software Engineer$150K to $220K
Senior Software Engineer$150K to $220K
Senior Digital Marketing Manager$140K to $190K
Senior Frontend Engineer$160K to $235K
Regulatory Counsel, High-Risk$140K to $220K
Compliance Director, High-Risk$140K to $210K
GTM Engineer$140K to $180K
Chart as a table
| Role | Published base |
|---|---|
| Senior Software Engineer (this listing) | $150K - $220K |
| Senior Software Engineer | $150K - $220K |
| Senior Digital Marketing Manager | $140K - $190K |
| Senior Frontend Engineer | $160K - $235K |
| Regulatory Counsel, High-Risk | $140K - $220K |
| Compliance Director, High-Risk | $140K - $210K |
| GTM Engineer | $140K - $180K |
Observed changes
- First observed on the employer's board
- Began meeting the published-salary criteria
- Observed since
- Employer-stated posting date
- 2026-09-16
Where this pay comes from
Location as the employer wrote it: Chicago
USD 150,000 – 220,000 · per-year-salary · salaryRange
- Method
- Structured pay field published by the employer
- Checked
- Rule set
- us-base-v2
The employer's job board publishes this pay as a dedicated data field. We read the field directly; no interpretation was needed.
What we verified
- The pay figures come from the employer's own listing, quoted exactly above.
- The pay is an annual base salary in US dollars with a minimum of at least $100,000.
- The role was publicly listed on the employer's job board when last checked.
We do not verify what the employer will actually offer, whether the employer is still recruiting for the role, or anything beyond what the employer published. Full methodology.