Old Mission is hiring: 41 open roles
As of 2026-10-02, Old Mission has 41 open roles on its career site, mostly finance & accounting (15), software engineering (9) and devops, sre & cloud (1), in United States (34), United Kingdom (5) and Hong Kong SAR China (2). 3 are new this week.
| Website | not mapped |
|---|---|
| Applicant tracking system | Greenhouse (careers page): 41 roles |
| Open roles | 41 |
| New this week | 3 |
| Roles with a salary range | 0 (0%) |
| Newest posting date | 2026-10-01 |
| In our index since | 2026-10-02 |
Open roles by role family
Open roles by country
Top locations
Most common job titles
| Title | Openings |
|---|---|
| C++ Software Engineer | 2 |
| Fundamental Research Analyst | 2 |
| Python Software Engineer | 2 |
| Quantitative Trader | 2 |
| Quantitative Trader – 2027 Graduate Program (August Start) | 2 |
| Associate Head of Trader Education | 1 |
| C++ Software Engineer - Research Infrastructure | 1 |
| ETF Sales Trader | 1 |
| Floor Trader - 2027 Graduate Program (August Start) | 1 |
| Fundamental Research Analyst - 2027 Graduate Program - (August Start) | 1 |
| Fundamental Research Analyst (Asian Market Hours) | 1 |
| General Submission | 1 |
| Junior Quantitative Researcher (Ph.D.) | 1 |
| Junior Quantitative Trader (APAC) | 1 |
| Junior Quantitative Trader (Asian Market Hours) | 1 |
Open roles by posting month
Month of the posting date the ATS gives, for roles still open on 2026-10-02.
Old Mission in hiring lists
- Finance and accounting staff in United States 12
- Software engineers in United States 8
- Finance and accounting staff in United Kingdom 2
- DevOps and cloud engineers in United States 1
- Finance and accounting staff in Hong Kong SAR China 1
- HR and recruiting staff in United States 1
- Legal and compliance staff in United States 1
- Operations and administrative staff in United Kingdom 1
- Salespeople in United Kingdom 1
- Software engineers in United Kingdom 1
FAQ
- Is Old Mission hiring?
- Yes. As of 2026-10-02, Old Mission has 41 open roles on its career site, 3 of them new this week.
- What roles is Old Mission hiring for?
- Mostly finance & accounting (15), software engineering (9) and devops, sre & cloud (1). Common titles: C++ Software Engineer, Fundamental Research Analyst and Python Software Engineer.
- Where is Old Mission hiring?
- Most open roles are in United States (34), United Kingdom (5) and Hong Kong SAR China (2).
- Which applicant tracking system does Old Mission use?
- Greenhouse (the public job board we read daily).