Senior Software Engineer – Backend

Core Talent Finder; Remote; EUR 80.000 - 100.000; Vollzeit

Zusammenfassung

A European cybersecurity startup is seeking a Senior Backend Engineer to design and build scalable backend systems for a high-performance network security platform. Candidates should have over 5 years of software engineering experience, strong skills in Go and distributed systems, and solid networking fundamentals. This role offers a competitive salary, equity package, and a fully remote work environment, providing opportunities for high ownership and the chance to work on innovative security technology.

Leistungen

Competitive salary and equity package

Fully remote work environment

High ownership and autonomy

Qualifikationen

• 5+ years of professional software engineering experience.
• Experience with relational databases and performance tuning.
• Experience with authentication/authorization standards like OAuth2.

Aufgaben

• Design and develop backend services and core platform components.
• Optimize systems for performance, efficiency, and security.
• Collaborate with engineering teams to design, test, and document software components.

Kenntnisse

Proficiency in Go

Designing distributed systems

Strong communication skills

Networking fundamentals

Unit and integration testing

Fluent English

Jobbeschreibung

Senior Software Engineer – Backend (Go / Distributed Systems)

Remote | Full-time

We are recruiting on behalf of a fast-growing European cybersecurity startup building an open-source zero-trust network security platform used by thousands of companies worldwide to securely connect infrastructure and remote teams.

This company is on a mission to make secure private networking simple, affordable, and accessible to organizations of all sizes. Their platform replaces traditional VPN architectures and is trusted by hundreds of thousands of users globally.

About the Role

We are looking for a Senior Backend Engineer to help design and build scalable backend systems that power a high-performance network security platform.

You will work on core services, distributed systems, and infrastructure components that directly impact scalability, reliability, and security.

This is a hands-on engineering role in a collaborative, fast-moving environment with strong ownership and autonomy.

Responsibilities

• Design and develop backend services and core platform components
• Contribute to management services, relay services, and distributed systems architecture
• Collaborate with engineering teams to design, test, and document software components
• Participate in the full development lifecycle: design, implementation, deployment, and monitoring
• Improve scalability, reliability, and performance of backend systems
• Implement observability and monitoring solutions
• Troubleshoot incidents and support production stability
• Optimize systems for performance, efficiency, and security

Requirements

• 5+ years of professional software engineering experience
• Strong experience designing distributed systems
• Proficiency in Go (preferred) or another backend language
• Solid understanding of networking fundamentals (IP, routing, protocols)
• Experience with authentication/authorization standards (OAuth2, OIDC, SSO)
• Experience with relational databases and performance tuning
• Experience with unit and integration testing
• Strong communication skills and ability to work in a remote environment
• Fluent English

Nice to Have

• Experience with VPN or network security products
• Experience with gRPC or REST APIs
• Experience working in cloud environments
• Open-source contributions
• Experience building products used at large scale

Whats Offered

• Competitive salary and equity package
• Fully remote work environment
• High ownership and autonomy
• Collaborative engineering culture
• Opportunity to work on cutting-edge zero-trust and network security technology

How to Apply

If youre interested in this opportunity, please apply