Senior .NET Full Stack Software Engineer

Senior .NET Full Stack Software Engineer

Wroclaw, Poland, Poland | Posted on 07/15/2026

Nextlink is seeking A Senior .NET Full Stack Software Engineer is to modernize, scale, and enhance critical Asset Management platforms by delivering robust cloud-based software solutions, automating processes, and ensuring high performance, reliability, and regulatory compliance.

Job Description

Nextlink is seeking a highly skilled Senior .NET Full Stack Software Engineer with strong expertise in Microsoft Azure, DevOps, and cloud-native application development to support the modernization and scalability of critical Asset Management platforms.

The successful candidate will play a key role in designing, developing, and maintaining enterprise-grade solutions supporting client management, transaction processing, and regulatory reporting functions. This role requires strong full-stack engineering capabilities, cloud expertise, automation experience, and the ability to translate business requirements into scalable and reliable technology solutions.

Key Responsibilities

Application Development & Modernization

• Design, develop, test, and maintain enterprise applications using the Microsoft .NET technology stack.
  
• Drive modernization initiatives for client, transaction, and regulatory reporting platforms.
  
• Develop scalable, secure, and high-performance software solutions aligned with business objectives.
  
• Implement best practices in software architecture, coding standards, and application lifecycle management.
  
• Participate in system design reviews and technical decision-making.
  
• Design and implement cloud-native solutions on Microsoft Azure.
  
• Support cloud migration and modernization initiatives.
  
• Optimize applications for reliability, scalability, security, and performance.
  
• Leverage Azure services to improve solution efficiency and resilience.
  

DevOps & Automation

• Develop and maintain CI/CD pipelines, preferably using GitLab.
  
• Implement Infrastructure as Code (IaC) using Terraform.
  
• Automate deployment, monitoring, testing, and operational processes.
  
• Promote DevOps best practices across development and operations teams.
  
• Continuously improve software delivery processes and operational efficiency.
  

Full Stack Development

• Develop backend services, APIs, and integrations using .NET technologies.
  
• Design and optimize database solutions using SQL Server and PostgreSQL.
  
• Contribute to frontend development using Angular or React where applicable.
  
• Ensure seamless integration between front-end, back-end, and cloud components.
  

Business & Technical Analysis

• Collaborate with stakeholders to understand business objectives and requirements.
  
• Translate high-level business requirements into detailed technical specifications.
  
• Design solutions that address:
  • Scalability
    
  • Reliability
    
  • Security
    
  • Performance
    
  • Maintainability
    
• Work closely within Agile Scrum teams.
  
• Participate in sprint planning, estimation, reviews, and retrospectives.
  
• Collaborate with globally distributed teams and stakeholders.
  
• Mentor junior engineers and contribute to knowledge sharing across the organization.
  

Requirements

Required Qualifications

Education

• Bachelor's or Master's degree in Computer Science, Software Engineering, Information Technology, or a related field.
  
• Equivalent professional experience may be considered.
  

Experience

• Minimum 5+ years of hands-on software development experience using .NET technologies.
  
• Experience working in Agile development environments.
  
• Previous experience in banking, financial services, or asset management is highly desirable
  
• Strong proficiency in C#, .NET Framework/.NET Core/.NET 8+, ASP.NET, Web APIs, and Microservices.
  
• Hands-on experience with relational databases including:
  • Microsoft SQL Server
    
  • PostgreSQL
    
• Experience designing, developing, optimizing, and supporting database-driven applications.
  
• Practical experience with Infrastructure as Code (IaC) using Terraform.
  
• Strong understanding of CI/CD pipelines, preferably using GitLab CI/CD.
  
• Experience implementing DevOps best practices, deployment automation, and release management processes.
  
• Solid experience with Microsoft Azure and cloud-native application architectures.
  
• Ability to design secure, scalable, resilient, and high-performing cloud solutions.