Search 
jobs
Explore 
companies
Join talent network
Talent
My job alerts

Senior Backend Engineer

Semperis

Semperis

Software Engineering
Portugal
Posted on May 17, 2025
Apply now

Semperis focuses on creating an employee experience that is aligned with our vision—being a Force for Good— starting with being a good workplace. Semperis is recognized as one of America’s Fastest-Growing Cybersecurity Companies on the Inc. 5000 List, a DUNS 100 top Start Up to work for and Inc. Best Workplace for multiple years. With teams around the world, you’ll be working alongside top global talent in Cybersecurity and Identity Access Management.

If you are a purpose-driven person who always sees the glass as half full, seizes opportunities, and has an urge to learn and develop your skills—we’d love to meet you.

What we are looking for:

We are looking for a Senior Backend Engineer to join our Engineering Team

What you will be doing:

  • Participate in the development of SaaS product helping our customers to protect Microsoft Entra Id, Microsoft Active Directory, and Microsoft 365 applications.

  • Be responsible for end-to-end features implementation, testing and delivery.

  • Communicate effectively, share knowledge, and drive team success.

  • Facilitate innovations, code and architecture improvements, quality / security best practices.

What you will bring to the table:

  • 5+ years experience in C# and demonstrated ability to produce production-ready code at a company of similar size and complexity.

  • All-around team player who is self-motivated with a high work ethic.

  • Knowledge of data structures and algorithms.

  • Experience in enterprise applications and distributes systems development.

  • Experience with SQL/NoSQL databases, data modelling.

  • Experience with writing acceptance tests.

  • Experience with agile development process.

  • Strong communication skills with both internal team members and external business stakeholders.

  • 1-2 years of experience of production experience of cloud solutions.

Bonus Points:

  • Knowledge / experience of an additional programming language: Python, C++, PowerShell, JavaScript, Go, Rust, Java

  • Knowledge of Microsoft Active Directory, Entra Id, Windows Security, authentication protocols OIDC, OAuth, SAML, NTLM, Kerberos.

  • Communication protocols: GRPC, SignalR, HTTP, TLS

  • Experience with containerized applications or microservices working in Kubernetes cluster.

  • Event streaming framework experience (Kafka, Flink), practical knowledge of event sourcing pattern.

  • Databases: Postgres, Opensearch, Redis. Graph databases (neo4j) and query language.

  • Advanced knowledge of multi-threading and async programming (C#).

  • Cloud services experience AWS and Azure

  • Knowledge / understanding of security programming best practices.

  • Experience of developing and maintaining multi-tenant SaaS application hosted on Azure or Amazon

  • Knowledge of Windows / Linux / Web Security

  • Knowledge / experience of encryption algorithms and their use cases

#LI-AO1

#LI-Remote

Semperis is an equal opportunity employer and will not discriminate against an applicant or employee based on race, color, religion, creed, national origin or ancestry, ethnicity, sex (including gender, pregnancy, sexual orientation, and gender identity), age, physical or mental disability, veteran or military status, genetic information, citizenship, marital status, or any other legally recognized protected basis under federal, state, or local law. The information collected by the Semperis application is solely to determine suitability for employment, verify identity, and maintain employment statistics.

Applicants with disabilities may be entitled to reasonable accommodation under the Americans with Disabilities Act and/or other applicable state or local laws. A reasonable accommodation is a change in the way things are normally done which will ensure an equal employment opportunity without imposing undue hardship on Semperis. Please inform Semperis representative Anna Taylor, Director of Global Recruiting, if you need assistance completing this application or to otherwise participate in the application process.

Apply now
See more open positions at Semperis
Privacy policyCookie policy