Senior Backend Software Engineer – Application Development

Company: Palantir Technologies
Apply for the Senior Backend Software Engineer – Application Development
Location: London
Job Description:

Overview

In this role you will design, build, and maintain high-performance backend services that power Palantir’s data-driven platforms. You’ll work across product teams to translate customer problems into scalable systems, APIs, and primitives, while improving performance and reliability. You’ll collaborate with engineers and non-technical stakeholders to deliver cohesive user experiences and robust data workflows. The opportunity includes exposure to multiple technologies and potential front-line customer engagement to shape product outcomes.

Pay / Benefits

  • hybrid work options
  • collaboration in offices to foster innovation
  • focus on health and well-being
  • inclusion and accessibility in hiring
  • career growth and development opportunities
  • regional variations in offerings

Responsibilities

  • Lead architecture, development, and maintenance of scalable backend services underpinning data and AI systems
  • Uphold coding standards through guidelines and code reviews, promoting continuous improvement
  • Build robust APIs and integrate server-side logic with front-end components
  • Design efficient data structures and algorithms for large-scale data
  • Optimize applications for speed and scalability via performance analysis
  • Collaborate with cross-functional teams to improve user workflows and ensure cohesive experiences across product boundaries

Key requirements

  • 6+ years of experience designing, developing, and maintaining live backend systems
  • Deep understanding of data structures, system architecture, API development for microservices, distributed systems
  • Engineering background in CS, Mathematics, Software Engineering, Physics or similar
  • Strong coding skills in Java, C++, Python, Rust, or similar languages
  • Strong written and verbal communication, ability to iterate quickly with teammates
  • Willingness to obtain US Security clearance is beneficial but not required
  • Collaborative teamwork
  • Clear communication
  • Adaptability to evolving objectives
  • Java
  • C++
  • Python

…

Posted: September 14th, 2026