Rydoo

Senior Software Engineer, .NET, C#

Rydoo

full-time

Posted on:

Location Type: Hybrid

Location: Warsaw • 🇵🇱 Poland

Visit company website
✨ AI Apply
Apply

Job Level

Senior

Tech Stack

AngularAWSAzureCloudEntity FrameworkGoogle Cloud Platform.NETSQL

About the role

  • Shape the core of our product — designing backend systems that make expense management faster and smarter for thousands of users worldwide.
  • Work in a cross-functional, autonomous team focused on saving time for our end users.
  • Improve pre-filling and automate hotel itemisation to explore AI-powered features, directly influencing how companies experience automation every day.
  • Refine squad growth to maximise alignment, innovation, and impact.

Requirements

  • Several years of experience with backend development.
  • Excellent knowledge of .NET, C#.
  • Good knowledge of Entity Framework (or any ORM like NHibernate), SQL Server or similar.
  • A team player with a passion for writing clean and testable code within a cross-functional team.
  • Experience in optimising the performance and scalability of applications to support our ever-growing user base.
  • Experience with Service Oriented Architecture using Service Bus to connect everything is a plus.
  • Knowledge of Azure Cloud (or AWS, GCP) is a plus.
  • Agile and DevOps experience is a plus.
  • Experience with LLMs is a plus.
  • Ability to stay up-to-date with industry trends, best practices, and emerging technologies to continuously improve our development processes and drive innovation.
  • If you would want to contribute as a Full Stack engineer, knowledge of Angular would be a plus, but it is not necessary.
  • A degree in computer sciences or a related field is preferred, but any equivalent experience is just as valuable.
Benefits
  • A competitive package, including salary and benefits
  • €1000 / year learning and development budget
  • Rydoo Hybrid Work Policy: flexibility to work from home while also fostering team collaboration in our Warsaw hub 1x a week.
  • Rydoo On Tour: our international mobility program that gives employees the possibility to temporarily relocate to one of the countries we have a Rydoo office.
  • Professional freedom and a flexible work environment
  • Upskilling through training and coaching programs
  • Regular company and team events
  • Wonderful international team with more than 33 different nationalities
  • Spectacular onboarding program for all new Rydooer’s
  • Permanent contract

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
.NETC#Entity FrameworkSQL ServerService Oriented ArchitectureService BusAzure CloudAWSGCPLLMs
Soft skills
team playerpassion for writing clean codetestable codecross-functional collaborationoptimising performancescalabilitystaying up-to-datedriving innovation