Backend Engineer

Backend Engineer (Java / Kotlin / Spring Boot)

Must have Java, Kotlin, Spring Boot and startup experience.

Unfortunately sponsorship is not available.

London Hybrid (1 day per week in the office)

We're partnering with a fast-growing, venture-backed SaaS company that is scaling its engineering team following strong growth and market traction. They're building innovative software products that help businesses automate complex workflows and are now looking to hire a Backend Engineer to support the next stage of growth.

This role is open to both mid-level and senior engineers who thrive in startup environments and enjoy building high-quality products with real ownership and impact.

Essential Requirements

To be considered, you must have:

• Commercial experience with Java
• Commercial experience with Kotlin
• Strong experience building applications with Spring Boot
• Previous experience working in a startup, scale-up, founding team or stealth startup environment

These are the key requirements for the role.

The Opportunity

You'll join a highly collaborative engineering team where you'll be responsible for designing, building and scaling backend services that power a growing SaaS platform.

As a startup environment, you'll have significant ownership, work closely with product and leadership teams, and play a key role in shaping technical decisions.

Responsibilities

• Design, develop and maintain backend services and APIs
• Build scalable applications using Java, Kotlin and Spring Boot
• Contribute to system architecture and technical decision making
• Work closely with Product and Engineering teams to deliver new features
• Improve platform performance, reliability and scalability
• Help establish engineering best practices as the team continues to grow

Ideal Background

Experience in any of the following would be advantageous:

• SaaS products
• FinTech
• Accounting Technology
• Payments
• Financial Platforms
• Cloud native applications

Package

• Salary up to £100,000
• Equity options
• Hybrid working (1 day per week in London)
• Learning & development budget
• 25 days holiday plus bank holidays

Please Note

Unfortunately, visa sponsorship is not available for this position. Applicants must already have the unrestricted right to work in the UK and cannot require current or future sponsorship.