Senior .NET Engineer

Onthespotdev; Warszawa; On-site; PLN 200,880 - 267,840; Full time

Job summary

Onthespotdev in Warsaw seeks a Senior .NET Engineer to lead end-to-end development and contribute to architectural decisions. You'll be immersed in cybersecurity, working with technologies like .NET Core and Docker.

The position requires 4+ years of experience in .NET development and expertise in microservices. Join a supportive team and enjoy a benefits package that will be shared during interviews.

Applicants must have a valid work permit for Poland.

Qualifications

• 4+ years of .NET Core/C# experience.
• Experience with microservices development.
• Deep understanding of microservices architecture and cloud-native development.
• Experience with databases and message queue technologies.
• Experience with Docker and Kubernetes.

Responsibilities

• End-to-end development.
• Contribute to technological and architectural decisions.
• Work collaboratively with professional developers, designers, and product managers.

Skills

.NET Core/C#

Microservices development

Cloud-native development

Databases experience

Message queue technologies

Docker

Kubernetes

Education

B.Sc in Computer Science/Software Engineering or related field

Tools

Terraform

MongoDB

Kafka

Postgres

Graph-DB

Arango DB

Python

Job description

We bring startups and disruptive tech companies to the local market, offering engineers the opportunity to work on innovative, high-impact products. Join us and become a member of their R&D team while we take care of employment, HR support, a benefits package, and an enjoyable work environment.

Cycode is an Agentic Development Security Platform (ADSP) designed to secure the entire AI-powered development lifecycle.

By combining security scanning, AI governance, and agent-driven automation, Cycode helps organizations identify risks, understand their impact, and respond to threats at the speed modern engineering teams need.

As a Senior .NET Engineer, you will be involved in all stages of production from architecture, designing, coding, deploying and maintaining.

We use .NET Core, C#, MongoDB, Kafka, Postgres, Kubernetes, Graph-DB, Arango Db, Go (small service), Python (our CLI), CI/CD, Terraform, and Docker.

This is a nice opportunity to immerse yourself in the world of cybersecurity and break new ground in source code security, the future of the industry. You’ll work alongside a dynamic team of experts on a mission to make an impact as well as an incredible network of legendary cybersecurity luminaries and leaders.

Responsibilities

• End-to-end development
• Contribute to technological and architectural decisions
• Work collaboratively with professional developers, Designers, and Product Managers to deliver a high-quality product

Requirements

• 4+ years of .NET Core/C# experience
• Experience with microservices development
• Deep understanding of microservices architecture and cloud-native development
• Experience with databases and message queue technologies
• Experience with Docker and Kubernetes

Nice to have

• Experience in developing a security-related SaaS product
• Experience with continuous integration and deployment (CI/CD)
• B.Sc in Computer Science/Software Engineering or related field
• Familiarity with the GraphQL framework
• Familiarity with the Graph Databases

At On The Spot, we’re creating a workplace people would want to stay in: supportive, well-organized, and fair in terms of conditions and benefits.

We’ll share more about our benefit package during the interviews. In the meantime, you can always check our Glassdoor reviews.

Position is open to candidates in Poland. You need to have a residence permit or another valid document allowing work in Poland. Thank you!