# Sr. Software Engineer at Proofpoint

Proofpoint is hiring a Sr. Software Engineer in Belfast, United Kingdom. Level rates it Little AI ●○○○; you can [apply on Proofpoint](https://jobsbylevel.com/go/f9ad2ed5-73cf-42e7-a41b-2b975b54afcc?utm_medium=ai-agent).

AI Level 1, AI centrality 34 out of 100. Belfast, Northern Ireland.

## Details

- Company: [Proofpoint](https://jobsbylevel.com/companies/proofpoint)
- AI level: AI Level 1 (score 34 out of 100)
- Location: Belfast, Northern Ireland
- Posted: October 22, 2026
- Apply: https://jobsbylevel.com/go/f9ad2ed5-73cf-42e7-a41b-2b975b54afcc?utm_medium=ai-agent
- Free CV review for this job: https://jobsbylevel.com/cv-review?job=sr-software-engineer-at-proofpoint-16d17d

## Description

About Us: Proofpoint is a global leader in human- and agent-centric cybersecurity. We protect how people, data, and AI agents connect across email, cloud, and collaboration tools. Over 80 of the Fortune 100, 10,000 large enterprises, and millions of smaller organizations trust Proofpoint to stop threats, prevent data loss, and build resilience across their people and AI workflows. Our mission is simple: safeguard the digital world and empower people to work securely and confidently. Join us in our pursuit to defend data and protect people. How We Work: At Proofpoint you’ll be part of a global team that breaks barriers to redefine cybersecurity guided by our BRAVE core values: Bold in how we dream and innovate Responsive to feedback, challenges and opportunities Accountable for results and best in class outcomes Visionary in future focused problem-solving Exceptional in execution and impact The Role Join Proofpoint’s Cloud Integrations team to build and own secure, scalable shared services. As a Sr. Software Engineer, you’ll drive technical decisions, stay hands-on with implementation, collaborate across teams, and mentor engineers. You will build reliable, shared capabilities that accelerate cloud integrations and deliver a consistent customer experience across Proofpoint products What You’ll Do Own significant services and product capabilities through their lifecycle, including requirements, design, implementation, automated testing, deployment, observability, production support, and continuous improvement Drive delivery from customer or business need to measurable production outcome, proactively addressing dependencies, risks, and operational gaps Design, build, and operate secure, highly available, multi-tenant cloud services and distributed data-processing systems Make practical design decisions that balance customer value, reliability, performance, security, cost, maintainability, and delivery speed Remain hands-on through implementation, design and code reviews, production troubleshooting, and technical validation Create and improve CI/CD pipelines, infrastructure as code, automated quality gates, rollback mechanisms, observability, and safe, incremental production rollouts Define and improve service-level objectives, actionable metrics, dashboards, alerts, runbooks, and operational readiness Participate in incident response and drive durable corrective actions Use AI-assisted engineering and automation responsibly to accelerate development, testing, debugging, documentation, and operations while maintaining appropriate human review, security controls, and production validation Contribute technical leadership through clear design documents, thoughtful reviews, mentoring, knowledge sharing, and constructive collaboration across teams. What You Bring to the Team Substantial software engineering experience, including demonstrated senior-level impact in complex production environments Experience designing, building, and operating scalable, highly available distributed systems and data services Ability to independently lead complex technical work, make sound trade-offs, and communicate decisions clearly Hands-on experience with cloud-native platforms, containers, and orchestration Experience with data modelling, relational databases, performance tuning, and resilient data-processing patterns Practical experience with automated testing, CI/CD, infrastructure automation, observability, incident response, and secure software delivery Strong software design fundamentals, API and integration design skills, and a disciplined approach to quality, operability, security, and maintainability Clear written and verbal communication and an ability to collaborate effectively with engineering, product, security, infrastructure, and operations partners A continuous-learning mindset and a team-oriented approach that values mentoring, constructive feedback, and shared success. Desirable Experience Expertise in Go or comparable experience in

The description is cut here. Read the full offer: https://jobsbylevel.com/jobs/sr-software-engineer-at-proofpoint-16d17d

Source: https://jobsbylevel.com/jobs/sr-software-engineer-at-proofpoint-16d17d

## Cite this page

Level. https://jobsbylevel.com/jobs/sr-software-engineer-at-proofpoint-16d17d.

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