Information Security

Sr. Full Stack Engineer, Threat Intelligence

Proofpoint

Belfast · County Antrim · United Kingdom

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Overview

In this hands-on role, you will build and maintain full-stack applications and backend services to support Threat Intelligence. You’ll own large PostgreSQL-backed databases and help manage cloud infrastructure to enable reliable, scalable intelligence workflows. You’ll work closely with cross-functional teams to improve reliability, performance, and observability while following best practices in CI/CD. This position offers high autonomy across the full development lifecycle with meaningful impact on security and data protection. You’ll join a mission-driven culture that values bold thinking and collaboration.

Pay / Benefits
  • competitive compensation
  • comprehensive benefits
  • flexible work environment
  • Wellbeing Days
  • Volunteer Days
  • Work from Anywhere option
Responsibilities
  • Develop and maintain full-stack apps using Python, TypeScript, React, and Go
  • Own PostgreSQL-backed databases including schema design, migrations, and performance
  • Identify and address reliability, performance, and correctness issues; improve runbooks, dashboards, and automation
  • Collaborate with threat intelligence stakeholders and other engineering teams to deliver actionable outcomes
  • Manage AWS infrastructure supporting services (EC2, RDS/Aurora, VPC, ECS, networking, SNS/SQS, CDK)
  • Adhere to CI/CD, observability, and monitoring practices (GitHub Actions, CloudWatch, Grafana, Docker)
Key requirements
  • Python production experience in enterprise environments
  • PostgreSQL experience (or equivalent relational DB)
  • Hands-on AWS infrastructure management experience (EC2, RDS, VPC, related services)
  • Collaboration
  • Proactive problem-solving
  • Strong engineering judgment
  • Python
  • PostgreSQL
  • AWS (EC2, RDS/Aurora, VPC, ECS)

Reference: WJ-747_31292054 · Posted 13 Nov 2026, 04:58 AM

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