Backend Engineer, AI-Powered Security Platform

Abnormal AI; United Kingdom; On-site; GBP 90,000 - 125,000; Full time

Job summary

Abnormal AI is seeking a Software Engineer to help build and evolve our platform as it scales to meet expanding product requirements. You will blend hands-on backend systems development with ownership of features and production systems, including AI-powered agents, working with senior engineers to improve reliability and accelerate releases.

You will design and implement scalable systems, integrate AI workflows, and collaborate with product managers, designers, and engineers to align on

Qualifications

• 3-5 years of industry experience as a Software Engineer with shipping production backend systems.
• Solid backend proficiency in Python and experience building reliable, scalable applications.
• Experience with system design fundamentals and distributed systems concepts.
• Working knowledge of relational databases and data storage technologies.
• Exposure to service-to-service communication and caching is a plus.
• Experience with AWS cloud services and deployment practices is a plus.
• Familiarity with containerization and orchestration (Docker, Kubernetes) is a plus.

Responsibilities

• Design, build, and iterate on scalable backend and ML systems, APIs, frameworks, and internal tools.
• Take ownership of well-scoped features and components with guidance from senior engineers.
• Contribute to the stability, reliability, and operational excellence of critical systems.
• Write clean, testable, and resilient code with attention to edge cases and performance.
• Contribute to design documents and participate in design reviews.
• Participate in code and design reviews and contribute to on-call rotations.

Skills

Python

System design

Relational databases

Monitoring

Documentation

Cross-functional collaboration

AWS familiarity

Tools

AWS

Docker

Kubernetes

Redis

Kafka

gRPC

Job description

Abnormal AI is seeking a Software Engineer to help build and evolve our platform as it scales to meet expanding product requirements. You will blend hands-on backend systems development with ownership of features and production systems, including AI-powered agents, working with senior engineers to improve reliability and accelerate releases.

You will design and implement scalable systems, integrate AI workflows, and collaborate with product managers, designers, and engineers to align on