---
title: "Sr. Software Engineer (Python)… – Belfast, United Kingdom"
canonical: "https://www.metaintro.com/job/sr-software-engineer-python-at-proofpoint-22cb009e-e2f0-57c1-8c17-692266005a62"
language: "en"
author: "Metaintro"
---

[![Proofpoint logo](/api/company-logo?url=https%3A%2F%2Fproofpoint.com%2Fthemes%2Fcustom%2Fproofpoint%2Fapps%2Fdrupal%2Fimages%2Ffavicons%2Ffavicon-180x180.png&sig=iiFfQ5dSSq_8ldSn0LtanUzrsnZvmmYFZs9aLRMaFGY)](/company/proofpoint)[Proofpoint](/company/proofpoint)
# Sr. Software Engineer (Python) at Proofpoint

**Location**
: Belfast, Northern Ireland

**Type**
: Full-time

**Level**
: senior

**Posted**
: Sep 14, 2026

## Description

Proofpoint is hiring a Senior Software Engineer for its XFI (Cross Functional Integrations) team within the Cloud Integration Group. The role focuses on building and operating reliable, scalable distributed systems that integrate Post Delivery Protection and Response software with Microsoft and Google email platforms, while supporting CI/CD, security, production monitoring, sensitive-data processing, and user-experience improvements. The technology stack includes Python, AWS services, NoSQL and SQL databases, Terraform, Docker, and Git/GitHub.

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