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Backend Software Engineer - Application Development

Palantir· Engineering
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Hybrid (London, United Kingdom)Full-timePosted 11mo ago

About the role

Backend Software Engineers at Palantir build scalable software to transform how organisations use data. You will work across the product lifecycle, collaborate with cross-functional teams, and contribute to high-performance backend services, APIs, and data systems.

Responsibilities

  • Architecting, developing, and maintaining high-performance, scalable backend services that underpin our operational data and AI systems
  • Maintaining high coding standards through the development of guidelines, active participation in code reviews, and fostering a culture of continuous improvement and knowledge sharing among your team
  • Building robust APIs for use by front-end developers and interfacing external systems, and collaborating with front-end developers to integrate user-facing elements with server-side logic
  • Designing efficient data structures and algorithms to manage large-scale and high throughput data
  • Optimizing applications for speed and scalability through performance analysis
  • Actively improve user workflows by collaborating with cross-functional teams, ensuring seamless experiences across product boundaries and a cohesive user experience

Qualifications

  • Engineering background in Computer Science, Mathematics, Software Engineering, Physics or similar field
  • Strong coding skills with proficiency in programming languages such as Java, C++, Python, Rust, or similar languages
  • In-depth understanding of data structures, system architecture, API development for microservices frameworks, distributed systems and other backend-related concepts and best practices
  • Strong written and verbal communication skills and ability to iterate quickly with teammates, incorporating feedback and holding a high bar for quality
  • Experience in designing and developing features and improvements, as well as supporting and maintaining live backend systems
  • Active UK Security clearance, or eligibility and willingness to obtain a UK Security clearance is beneficial but not necessary

Skills

Required:Backend programmingAPI developmentDistributed systems

Benefits

  • Note: Specific benefits not listed in the job description; information available under Life at Palantir page in the original posting
Last updated Oct 21, 2026. Interested? Apply on the company site.

About Palantir

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