Senior Software Engineer (.NET, AWS)

United States Digital Space LLC; Ozorków; Hybrid; PLN 180,000 - 300,000; Full time

Benefits offered by this job

International projects

In-office, hybrid, or remote flex

Job summary

UNITED States Digital Space LLC is seeking a skilled .NET developer with strong AWS and database experience to design, build, and optimize software solutions. You will write clean, scalable code and collaborate across cross-functional teams to define project requirements.

The role involves troubleshooting, leading technical discussions, and coaching teammates in a hybrid work setup with strong emphasis on quality and continual improvement.

Qualifications

• Proficiency in .NET and AWS cloud.
• Experience with SQL Server, Docker and Kafka.
• Knowledge of IaC (CloudFormation) and CI/CD.
• Hands-on with IIS and web applications; FE exposure a plus.
• Strong understanding of SDLC and test automation.

Responsibilities

• Designing, developing, and maintaining software applications for performance and UX.
• Writing clean, scalable code and collaborating with cross-functional teams.
• Leading technical discussions and coaching team members.

Skills

.NET

AWS

SQL Server

Docker

Kafka

IaC Cloudformation

CI/CD

Test automation

IIS & Web apps

Refactoring

SDLC knowledge

Tools

Cloudformation

Job description

Why Join the company

We’re an AI-first global tech company with 25+ years of engineering leadership, 2,000+ team members, and 500+ active projects powering Fortune 500 clients, including HBO, Microsoft, Google, and Starbucks.

From AI platforms to digital transformation, we partner with enterprise leaders to build what’s next.

What powers it all? Our people are ambitious, collaborative, and constantly evolving.

About the Client

The world's largest human resources consulting firm, headquartered in New York City, with main branches in 40+ countries. Over 25,000 employees operate internationally in more than 130 countries. Its services are used by 97% of Fortune 500 companies

Project Tech Stack

.Net (4.7 and newer), SQLServer, Docker, AWS, Kafka, Cloudformation

What You’ll Do

• Designing, developing, and maintaining software applications, ensuring optimal performance and user experience
• Writing clean, scalable code
• Collaborating with cross-functional teams to define project requirements
• Troubleshooting issues
• Leading the technical discussions and coaching team members

What You Bring

• Proficiency in .Net
• Competency in AWS cloud
• Experience with SQLServer, Docker, Kafka, IaC (preferably Cloudformation)
• Knowledge of CI/CD and SDL processes with a good understanding of test automation
• Expertise in IIS and web applications (FE experience)
• Refactoring skills
• Knowledge of software development methodologies
• Ability to navigate through complex systems and contribute to a continuous improvement environment

English level

Upper-Intermediate

Legal & Hiring Information

• the company is proud to be an Equal Opportunity Employer committed to inclusion across minority, gender identity, sexual orientation, disability, age, and more.
• Reasonable accommodations are available to enable individuals with disabilities to perform essential functions.
• Please note: this job description is not exhaustive. Duties and responsibilities may evolve based on business needs.
• Compensation details are shared with candidates at the early stage of the recruitment process.
• The offer is not binding until a signed contract is in place.

Your Benefits at the company

the company benefits vary by location and contract type. Your recruiter will fill you in on the details.

• International projects
• In-office, hybrid, or remote flexibility
• Medical healthcare
• Recognition program
• Ongoing learning & reimbursement
• Well-being program
• Team events & local benefits
• Sports compensation
• Referral bonuses
• Top-tier equipment provision

the company Culture

We lead with trust, respect, and purpose. We believe in open dialogue, creative freedom, and mentorship that helps you grow, lead, and make a real difference. Ours is a culture where ideas are challenged, voices are heard, and your impact matter.