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Senior .NET Developer - Capital Markets; She​/He​/They

Job in Town of Poland, Jamestown, Chautauqua County, New York, 14701, USA
Listing for: Capco
Full Time position
Listed on 2026-01-12
Job specializations:
  • Software Development
    Software Engineer, Full Stack Developer
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Position: Senior .NET Developer - Capital Markets (She/ He/ They)
Location: Town of Poland

Senior .NET Developer - Capital Markets (She/ He/ They)

Poland

CAPCO POLAND

We are looking for Poland based candidate.

Capco is a fully independent, global management and technology consultancy. For 25 years we have combined innovative thinking with deep industry knowledge to deliver business consulting, digital transformation and technology services to Finance and Energy markets. Our collaborative and efficient approach helps clients reduce costs and manage risk and regulatory change while increasing revenues. We are thinkers, innovators, and disruptors. We are small enough to care but large enough to matter.

We also are experts focused on development, automation, innovation, and long-term projects in financial services. In Capco, you can code, write, create, and live at your maximum capabilities without getting dull, tired, or foggy.

Project Overview

Our client is a world leader in the Financial Markets infrastructure and data solutions, providing key services to the global liquidity market for a range of OTC products. Together we're on an exciting journey of innovation, targeting new services to provide improved price points, data distribution, market access and more; all of which is driven by a strong technology innovation strategy.

Key to this is the launch of a new marketplace, that provides innovative discovery and transaction services, targeted at specific OTC products.

We're looking for a developer to help the client drive their vision, through full utilization of modern engineering, technology and delivery practices. You can expect to work on cutting edge technology solutions, in a fast paced Financial Services market.

Responsibilities
  • Design, develop and maintain complex software applications using .NET technologies
  • Review and optimize code for performance, scalability and maintainability
  • Prepare technical documentation and status reports
  • Develop and maintain APIs, microservices and enterprise-level applications using .NET Core, ASP.NET, C# and related technologies
  • Integrate third-party APIs, libraries and frameworks needed
  • Implement secure coding practices to safeguard application data
  • Troubleshoot and resolve software defects and production issues promptly
  • Ensure applications meet performance benchmarks and security standards
Tech Stack
  • C#, .NET, React, AWS services, Message Bus technologies, Graph

    QL, Redis
Requirements
  • 8+ years of experience in .NET Development (.NET Core, .NET 8/.NET
    9)
  • Experience in cloud services (AWS preferred)
  • Experience in frontend (React preferred)
  • Experience with Message Bus technologies
  • Experience with Dev Ops practices, including CI/CD pipelines, version control (GIT) and containerization (Docker, Kubernetes)
  • Experience in GraphQL
  • Experience with Redis
  • Excellent communication skills in English
  • Great problem-solving skills, flexible, open-minded with entrepreneurial mindset
  • Bachelor/Master Degree in Computer Science or related topic

We offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects.

Recruitment Process
  • HR Interview
  • Technical Interview
  • Feedback / Offer

We have been informed of several recruitment scams targeting the public. We strongly advise you to verify identities before engaging in recruitment related communication. All official Capco communication will be conducted via a Capco recruiter.

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Position Requirements
10+ Years work experience
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