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Senior C# .Net Developer

Limassol, Cyprus💼 Full-time🗓 2026-07-16 → 2026-07-28

Core

Designing and delivering backend solutions for a global trading ecosystem, ensuring reliability, consistency, and performance across real-time trading flows.

Role type

Senior C# .NET Backend Engineer (Trading Systems)

Builds

Backend services and components integrating with existing trading flows and real-time execution systems.

Domain

Financial Technology / Real-time Trading Infrastructure

Deliverable

production ML models | product features | infrastructure

Required skills

C# development, .NET platform expertise, SQL Server/PostgreSQL (without ORM), message brokers (Kafka, Solace), distributed architecture design, technical analysis of trading logic, code review, unit testing, legacy-to-microservices migration, event-driven architecture understanding, root-cause analysis, data-flow tracing.

Preferred skills

BDD practices (Cucumber, Specflow, Reqnroll), experience with monolithic-to-microservices migration, deep knowledge of low-latency trading architectures.

Technologies

C#, .NET, SQL Server, PostgreSQL, Kafka, Solace, Cucumber, Specflow, Reqnroll

Responsibilities

Designing and delivering backend solutions for the trading ecosystem; collaborating with cross-domain teams; maintaining and improving code quality; reviewing peers' code; performing in-depth technical analysis of trading logic and system behavior under load; designing new services integrating with existing trading flows; migrating legacy systems to new platforms.

Seniority

Senior, hands-on IC

Rewrite
## About the role Join FxPro : a leading international fintech company. Be a part of our expanding international team, with offices in Limassol, London, Nassau, and Dubai. FxPro boasts a diverse workforce of over 600 employees representing 40 nationalities, making it an exciting and dynamic workplace. At FxPro , we see each team member as an integral part of our success story. ## Responsibilities - Designing and delivering backend solutions used across our trading ecosystem - Collaborating with cross-domain team members - Maintaining and improving code readability and quality - Reviewing your peers' code and technical analysis - Performing in-depth technical analysis of trading logic, data propagation, and system behaviour under load - Designing new services and components that integrate with existing trading flows while meeting requirements for reliability, consistency, and performance ## Requirements - At least 6 years of experience working as a C# developer with knowledge of the .NET platform - Experience creating new backend components that must integrate cleanly into an existing architectural landscape shared across multiple trading products - Experience designing backend services that integrate with real-time trading flows, including synchronisation logic and state consistency - Experience working with SQL databases such as SQL Server or PostgreSQL, without using ORM - Experience writing component tests - Experience conducting technical analysis and communicating effectively with cross-domain teams - Experience migrating from legacy systems to new platforms - Experience developing applications using message brokers (e.g., Kafka, Solace) - Experience performing deep technical analysis and investigation of trading-domain backend logic (root-cause analysis, data-flow tracing, system behaviour investigation) - Ability to work within complex distributed architectures typical for financial and trading platforms - Intermediate English or better (B1+) ## Nice to have - Will be considered an advantage - Experience migrating from monolithic applications to microservices - Experience practicing BDD (e.g., Cucumber, Specflow, Reqnroll) - Experience working with real-time trading systems, execution flows - Understanding of event-driven, low-latency trading architectures ## What we offer - Competitive compensation package - Medical insurance - Provident fund - In-house gym with a personal trainer - Free daily lunch catering, snacks, and beverages - Company discount card for various products and services - 21 days of annual leave and 10 days of sick leave annually - Shuttle bus service from Limassol - Relocation bonus and visa/work permit support
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