Senior .Net developer
About The Position
Orion Innovation is a premier, award-winning, global business and technology services firm. Orion delivers game-changing business transformation and product development rooted in digital strategy, experience design, and engineering, with a unique combination of agility, scale, and maturity. We work with a wide range of clients across many industries including financial services, professional services, telecommunications and media, consumer products, automotive, industrial automation, professional sports and entertainment, life sciences, ecommerce, and education. Job Description: Full Stack Developer We are seeking a Senior Full Stack Developer to lead the technical evolution of our financial platforms. This role focuses on the high-stakes environment of FinTech, where you will balance the delivery of new features with the critical refactoring and migration of legacy systems into modern, high-performance architectures.
Requirements
- The Modern Stack: Expert knowledge of C# / .NET 8, ASP.NET Core, and Angular
- The Legacy Knowledge: Professional experience maintaining and decomposing ASP.NET MVC, Web Forms, or WCF services.
- Database & Data: Advanced SQL Server skills; experience managing large datasets and complex migrations.
- FinTech Context: Familiarity with financial concepts (e.g., ledger accounting, payment gateways, or regulatory compliance like PCI-DSS).
- Precision: In FinTech, a decimal point matters. You have an eye for detail and a "test-first" mentality.
- Strategic Refactoring: Ability to identify "code smells" and apply SOLID principles to monolithic structures without disrupting existing business logic.
- Problem-Solving: You enjoy the challenge of reverse-engineering undocumented legacy systems.
Nice To Haves
- GenAI Tools: Experience with developing using code assistants / copilots such as GitHub Copilot
Responsibilities
- Refactor & Migrate: Systematically modernize legacy ASP.NET financial modules into ASP.NET Core microservices, ensuring zero downtime and data integrity.
- Full Stack Delivery: Build secure, scalable APIs and develop sophisticated, real-time data dashboards using Angular.
- Performance Optimization: Audit and optimize complex SQL queries and "heavy" legacy logic to meet the low-latency demands of financial transactions.
- Security Integration: Implement industry-standard security protocols (OAuth2, OpenID Connect) to protect sensitive fiscal data.
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Education Level
No Education Listed
