Senior Level Application Support Engineer Jobs
Senior level application support engineer jobs place experienced engineers in charge of critical system stability, cross-functional escalation ownership, and the technical direction of support operations. Roles are spread across on-site, remote, and hybrid settings in Banking & Financial Services, Technology & Software, and Investment & Asset Management, with employers like The Depository Trust & Clearing Corporation (DTCC), Cls US Services, and Jack Henry & Associates hiring at this level now.
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INTRODUCTION
You're not just working a ticket queue. You're owning the platform. This is a senior support role at a specialist credit trading software vendor. Their clients are sophisticated. The product is deep. And because the team is small, what you do actually matters.
ROLE AND RESPONSIBILITIES
You'll own core areas of the platform day to day. Trade workflows, fund onboarding, permissions, application consistency. These aren't tasks you pick up and hand off. They're yours. You understand them, you manage them, and when something needs fixing you're the person who sees it through. You'll work directly with clients, not through layers of account management. You'll also work closely with engineering and project teams, which means you're not just reacting to problems. You're part of how the platform evolves. The exposure here is genuinely broad. Rather than supporting one narrow slice of a huge enterprise OMS, you'll get into trade workflows, OMS functionality, fund structures, permissions, financial data and client onboarding across the full investment lifecycle.
The company is growing and there are real paths forward inside the business, not just a title change every few years, but genuine growth as the platform scales.
BASIC QUALIFICATIONS
- You'll bring real OMS experience at the L1/L2 level and strong financial knowledge.
- Experience across bonds, loans, CLO or private credit would put you in a strong position.
- You're comfortable owning problems end-to-end without needing someone to hand-hold the process.
LOCATION
This is fully remote.
Ready to own something rather than just support it? Get in touch. No up-to-date CV required.
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Who's Hiring



Top Industries Hiring
- Banking & Financial Services
- Technology & Software
- Investment & Asset Management
- Insurance
- Staffing & Recruiting
Senior Level Application Support Engineer Jobs: Frequently Asked Questions
How do I get a senior level application support engineer job?
Employers at this level look for engineers who have owned complex production incidents end-to-end, not just resolved tickets. Demonstrating experience driving root-cause analysis, designing monitoring frameworks, and mentoring junior engineers sets strong candidates apart. Highlight specific systems you have stabilized, integrations you have architected, and process improvements you have led, since senior roles reward documented ownership over general experience.
Which companies hire senior level application support engineers?
Companies hiring senior level application support engineers right now include The Depository Trust & Clearing Corporation (DTCC), Cls US Services, and Jack Henry & Associates, based on current listings on Migrate Mate as of September 2026. Hiring at this level tends to concentrate among enterprise technology firms, financial services organizations, and large healthcare systems that run complex, business-critical application environments requiring seasoned technical leadership.
Are there remote senior level application support engineer jobs?
Yes, remote and hybrid availability at this level is substantial. About 92% of senior level application support engineer openings are remote or hybrid as of September 2026, reflecting employer confidence in placing experienced engineers outside the office. Senior candidates with strong async communication skills and a history of leading distributed incident response tend to be well positioned for these roles.
What makes an application support engineer role senior level?
Senior level roles go beyond resolving production issues to owning the stability and reliability of entire application ecosystems. Expectations include leading major incident response, driving architectural decisions around monitoring and alerting, defining support processes, and mentoring mid-level and junior engineers. Senior engineers are also typically the primary technical liaison between support, development, and business stakeholders during critical outages or system changes.
Which industries hire the most senior level application support engineers?
Senior level application support engineer roles concentrate in Banking & Financial Services, Technology & Software, and Investment & Asset Management, based on current listings on Migrate Mate as of September 2026. These sectors rely heavily on complex, integrated application stacks where experienced engineers who can own stability, lead escalations, and prevent recurring failures provide direct operational and business value.