Senior Full stack Developer (.NET)
In short
Senior Full Stack Software Engineer (.
NET / React) role in Warszawa. Responsibilities include developing and enhancing internal platforms using C#, .
NET, ASP.
NET Core, React, and SQL Server. Requires 7+ years of commercial experience.
Keywords
AI-written summary based on the listing content.
Senior Full Stack Software Engineer (.
NET / React)
About the role
Join one of the technology teams supporting a global investment management firm. You will become part of an established engineering team responsible for developing and enhancing internal platforms used by Trading & Compliance or Treasury departments.
This is not a greenfield project. You'll work on business-critical applications, designing new features, improving existing modules, and building tools that support key business users.
You'll be working in a highly distributed technology environment spanning public cloud platforms, private infrastructure, on-premise systems, and numerous third-party data providers.
Must have
- 7+ years of commercial experience in Full Stack software development
- Strong expertise in C# and .
NET
- Hands-on experience with ASP.
NET Core and REST APIs
- Commercial experience with React
- Experience working with SQL Server and T-SQL
- Understanding of application architecture and software design principles
- Experience building enterprise-scale applications
- Strong analytical and problem-solving skills
- Excellent communication skills
- High attention to code quality and engineering best practices
- Commitment to the highest ethical standards
Nice to have
- Node.js
- AngularJS
- Experience with AWS, Azure or Google Cloud Platform
- Experience working with distributed systems
- Knowledge of financial services or capital markets
Your responsibilities
- Design, develop and maintain backend services using C#/.
NET and ASP.
NET Core
- Build modern front-end applications using React
- Develop and optimize SQL Server databases and T-SQL stored procedures
- Design and implement REST APIs
- Deliver new modules and features for internal business platforms
- Participate in application architecture and technical design discussions
- Work with cloud-based, on-premise and distributed systems
- Collaborate with engineering teams across multiple technology departments
- Write clean, maintainable and high-quality production code
Tech stack
Backend
- C#
- .
NET
- ASP.
NET Core
- REST API
Frontend
- React
- Node.js (selected teams)
- AngularJS (selected components)
Database
- SQL Server
- T-SQL
Cloud & Infrastructure
- AWS
- Azure
- Google Cloud Platform
- Private Cloud
- On-Premise Infrastructure
| Published | 2026-07-02 |
| Source |
|
Hexjobs App
Tools tailored to this listing.
Hexjobs App
Tools tailored to this listing.
Similar offers
Expert IT Developer (MLOps / GenAI Ops / AWS)
B2Bnetwork
WarszawaSenior DevOps Engineer (AWS)
Future Processing
WarszawaDevOps Engineer (Mid/Senior)
CodeTalent Sp. z o.o.
WarszawaSenior Full Stack Developer (Java, Angular)
CodeTalent Sp. z o.o.
WarszawaData Engineer (m/k)
POLENERGIA S.A.
Warszawa