Senior .NET Engineer – Internal Apps

CMG (Capital Markets Gateway)

. Operate as a product engineer whose customers are internal, solving operational problems and owning outcomes .

Posted 11/9/2026full-timeBrno • CzechiaSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in C# and ASP.NET Core for software engineering, with a strong focus on building reliable tools and integrations. Proficient in collaborating with cross-functional teams to translate operational needs into technical solutions while ensuring high standards of documentation and support.

Highest-signal resume keywords

C#ASP.NET CoreSoftware EngineeringReactAI Integrations

ATS Keywords

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Hard Skills

C#ASP.NET CoreSoftware EngineeringReactTypeScriptUnit TestingIntegration TestingEnd-to-End TestingMCP ServersAPI Development

Soft Skills

CollaborationCommunicationProblem-SolvingStakeholder Engagement

Tools & Technologies

MCP ServersAI IntegrationsMonitoring ToolsDocumentation Tools

Industry Keywords

Fintech

Tech Stack

Tools & technologies

ASP.NETReactTypeScript.NET

About the role

Key responsibilities & impact

Operate as a product engineer whose customers are internal, solving operational problems and owning outcomes
Work directly with Data and Support teams to distill requests into requirements and build iteratively
Turn Data team tooling ideas into reliable, maintainable tools
Design and maintain internal MCP servers, agent workflows, and AI integrations
Design .NET services and APIs and build React front-ends
Own tools’ reliability, monitoring, documentation, and day-to-day support
Write unit, integration, and end-to-end tests with human review of all code
Identify workflow and tooling friction, propose technical improvements, and drive adoption
Help shape processes for requests, tool development, shipping, and support

Requirements

What you’ll need

Must be based in Czech Republic
C#, ASP.NET Core: 3+ years
Software Engineering: 5+ Years
English level - C1 or C2
Experience building MCP servers or AI agent integrations is preferred
Front-end experience, ideally React with TypeScript, is preferred
Experience working directly with non-technical stakeholders to define requirements is a plus
Fintech experience is a plus

Benefits

Comp & perks

Unlimited vacation
Meal vouchers paid in full by the company
Multisport card contribution
Pension contributions
Language courses
Centrally located office in the heart of Brno
Bi-weekly team lunches provided by the company
Tech courses and conferences
Top of the line MacBook
Company team building events
Flexible working hours and the possibility to work from home