Senior / Staff Software Engineer (C++ Backend + Windows/Excel COM Automation)
Turing • India
Education
Any
Type
hourly
Pay Rate (by country)
$15–$40/hr
Listed
Today
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About this Role
From the Turing listing
Senior / Staff Software Engineer (C++ Backend + Windows/Excel COM Automation) Location: Remote (India or US)
Employment Type: Full-Time
Experience: 6–16 years (flexible based on candidate quality) Role Overview We are looking for a Senior/Staff Software Engineer with strong C++ backend development experience to build a production-grade Excel execution platform for a Fortune 500 financial services client. The platform automates macro-heavy Microsoft Excel workbooks that depend on COM/VSTO add-ins (such as Capital IQ), enabling reliable server-side execution on Windows while preserving desktop add-in behavior. This role is ideal for engineers who have built high-performance backend systems and are comfortable working with Windows automation, Microsoft Office interoperability, and Azure-based infrastructure. Availability to join quickly is an important consideration. Key Responsibilities
- Design, build, and maintain production-grade backend services primarily in C++ .
- Develop reliable Windows-based services that automate Microsoft Excel execution.
- Build and maintain the Excel execution engine to:
- Open workbooks
- Load COM/VSTO add-ins
- Execute calculations
- Capture structured outputs
- Version results back to cloud storage
- Build session-isolated Windows worker processes that preserve desktop Excel behavior required by Office add-ins.
- Design scalable worker orchestration including scheduling, retries, concurrency control, and failure recovery.
- Validate workbook outputs before publishing results.
- Optimize throughput and reliability for large-scale monthly processing workloads.
- Collaborate with architects, DevOps, and infrastructure teams on deployment, VM images, scaling, and operational excellence.
- Troubleshoot performance, reliability, and interoperability issues across modern and legacy Windows environments. Required Skills
- 6–16 years of professional software engineering experience.
- Strong production experience in C++ backend development.
- Python experience is desirable but not mandatory .
- Strong understanding of:
- Backend services
- APIs
- Concurrency
- Multithreading
- Performance optimization
- Debugging
- Experience building reliable enterprise production systems.
- Strong Windows development experience.
- Experience or willingness to work with:
- Microsoft Excel automation
- COM Automation
- VSTO / Office Interop
- Windows desktop automation
- Engineers with strong C++/.NET backgrounds who can quickly learn COM/VSTO automation are encouraged to apply.
- Experience with distributed processing, queues, retry mechanisms, and resilient service architecture.
- Experience deploying applications on Microsoft Azure . Nice to Have
- Python development experience.
- VBA macro understanding.
- VSTO / .NET Office Interop.
- Experience with financial services Excel add-ins such as:
- Capital IQ
- Bloomberg
- FactSet
- MSCI
- RPA tools (UiPath, Power Automate).
- OpenTelemetry.
- Terraform.
- Containerization.
- CI/CD pipelines.
- Financial services or asset management domain experience.
- Experience working in regulated or audited environments. Preferred Candidate Profile We are looking for engineers who:
- Have strong production-grade C++ backend engineering experience.
- Can build scalable, reliable enterprise systems.
- Are comfortable working in Windows-based environments.
- Can quickly learn Excel COM/VSTO automation if they do not already possess that experience.
- Have experience with Azure cloud services.
- Can own features from design through production support.
- Are available to join in the near term. Key Updates from Delivery
- Primary language: C++ (Python is only nice to have).
- Location: Open to both India and US .
- Experience: Flexible (approximately 6–16 years based on capability).
- COM Automation/VSTO: Preferred experience, but strong C++/.NET engineers who can learn quickly are acceptable.
- Windows/Excel Automation: Important for the role; direct experience is preferred but not an absolute blocker.
- Cloud:
Azure is the preferred platform.
- Availability: Quick availability is a significant advantage during selection.
Requirements
- Python
- C++
- Excel
- REST/RESTful APIs
- Must be eligible to work in India
What to Expect
Looking at Turing Software Engineering listings we've tracked, contracts in this domain typically run about 9.8 weeks. Actual length varies by project, but this gives you a realistic baseline going in.
Based on 50 extracted Turing Software Engineering listings.
Why This Role
Join the workforce powering the AI revolution. With a competitive rate of $27/hr and remote flexibility, this Senior / Staff Software Engineer (C++ Backend + Windows/Excel COM Automation) role allows you to balance professional growth with personal freedom. No previous AI experience is usually required, just your Software Engineering expertise.
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What does Software Engineering work look like for a Senior / Staff Software Engineer (C++ Backend + Windows/Excel COM Automation)?
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Can I apply from outside India?
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