Backend Engineer - Platform Engineering

Spotify; London; Hybrid; GBP 50,000 - 90,000; Full time

Job summary

A leading company in audio streaming seeks a dedicated software engineer for its Authentication and Session Management teams. You will contribute to building robust backend services and SDKs that directly enhance the user experience for millions. Ideal candidates are experts in C++ or Java, with a keen focus on best practices and developer efficiency.

Qualifications

• Expert in either C++ or Java (bonus for both).
• Familiar with authentication protocols like OAuth.
• Experience in iOS or Android development is a plus.

Responsibilities

• Build scalable backend services and SDKs for authentication.
• Write clean and maintainable code for distributed teams.
• Collaborate with cross-functional teams on key problems.

Skills

C++

Java

A/B testing

CI/CD

OAuth

cryptographic techniques

Job description

We are looking for a dedicated, engaged software engineer that is passionate about working on highly available, low latency client SDKs and the related backend services in the authentication and session management domains.

These form the backbone of our product experience for hundreds of millions of users worldwide. You’ll be directly helping with the evolution of Spotify’s overall authentication and session management infrastructure.

What You'll Do

• Be part of an autonomous and cross functional team of Mobile and Backend Engineers along with members from Product, Design and Insights to identify and tackle important problems in the Authentication and Session Management domains.
• Build highly scalable backend services and SDKs that bring the happiness of music to millions of users.
• Write clean and maintainable code that will scale across a number of projects and distributed development teams
• Share knowledge, promote best practices, and collaborate with some of the best engineers in the company
• Improve developer experience, the team is driven by a strong focus on clean APIs and engineering efficiency

Who You Are

• You are an expert in either C++ OR Java.
• It’s a bonus if you have some experience with both.
• You have experience with strong testing practices, A/B testing or CI/CD
• You are familiar with the Authentication domain and understanding of authentication protocols like OAuth
• You are familiar with cryptographic techniques and security best practices.
• Experience in iOS (Objective C / Swift) or Android (Kotlin) development is a plus.

Where You'll Be

• This role is based in London
• We offer you the flexibility to work where you work best! There will be some in person meetings, but still allows for flexibility to work from home.

Spotify is an equal opportunity employer. You are welcome at Spotify for who you are, no matter where you come from, what you look like, or what’s playing in your headphones. Our platform is for everyone, and so is our workplace. The more voices we have represented and amplified in our business, the more we will all thrive, contribute, and be forward-thinking! So bring us your personal experience, your perspectives, and your background. It’s in our differences that we will find the power to keep revolutionizing the way the world listens.

Spotify transformed music listening forever when we launched in 2008. Our mission is to unlock the potential of human creativity by giving a million creative artists the opportunity to live off their art and billions of fans the chance to enjoy and be passionate about these creators. Everything we do is driven by our love for music and podcasting.

Today, we are the world’s most popular audio streaming subscription service.