✦ Luna Orbit — Software Engineering

Sr. Software Engineer - C#, AVP

at State Street

Unknown 💰 $90K – $157K USD / year Posted March 20, 2026
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Position Details

Salary $90K – $157K USD / year
Type Not Specified
Experience senior
Exp. Years 10+ years
Education Not specified
Category Software Engineering

About this role

This role involves developing and maintaining high-performance, event-driven financial trading applications using C# and SQL, with a focus on concurrency and multithreading.

Key Responsibilities

  • Develop high-performance applications
  • Implement concurrency and multithreading
  • Troubleshoot and optimize system performance
  • Design and apply algorithms and patterns
  • Collaborate with cross-functional teams

Technical Overview

The position requires expertise in C#, SQL, multithreading, concurrency, event-driven architecture, and UI development, within a financial trading environment.

Ideal Candidate

The ideal candidate is a senior software engineer with extensive experience in C#, SQL, multithreading, and event-driven systems, preferably with a background in financial trading or high transaction systems.

Must-Have Skills

C#SQLConcurrencyMultithreadingEvent-driven systemsUI developmentDesign patternsData structuresAlgorithmsUnit testing

Nice-to-Have Skills

OracleSQL ServerPerformance tuningTroubleshootingFinancial trading systemsHigh transaction systems

Tools & Platforms

Visual StudioSQL Server Management StudioOracle DatabaseGitJIRAAzure DevOps

Required Skills

C#SQLconcurrencymultithreadingevent-driven systemsoraclesql serverui developmentdesign patternsdata structuresalgorithmsunit testing

Hard Skills

C#SQLConcurrencyMultithreadingEvent-driven systemsOracleSQL ServerUI developmentDesign patternsData structuresAlgorithmsUnit testingTroubleshootingPerformance tuningAgile

Soft Skills

Problem-solvingCollaborationCommunicationAnalytical skillsTeamworkSelf-motivationDetail-oriented

Industry & Role

Industry Fintech
Job Function Software development for financial trading systems
Role Subtype Software Developer
Tech Domains C#, SQL, Oracle, SQL Server

Keywords for Your Resume

C#SQLConcurrencyMultithreadingEvent-driven systemsOracleSQL ServerUI developmentDesign patternsData structuresAlgorithmsUnit testingTroubleshootingPerformance tuningAgilemultithreadingconcurrencyevent-driven systemsdesign patternsdata structuresalgorithmsunit testing

Deal Breakers

Lack of C# or SQL experience, No multithreading or concurrency background, No experience with event-driven systems, No financial trading systems experience

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