Sr. Software Engineer (Java, Go)

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.

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

We're looking for a Sr. Software Engineer to join our team and help build, scale, and maintain the systems powering our platform. You'll work across a large, complex micro-services architecture. This role is for someone who enjoys digging into hard problems, isn't afraid of ambiguity, and wants to keep pushing their own skills forward.

Responsibilities

Design, build, and maintain services across our micro-service ecosystem

Debug complex, cross-service issues — you'll need to dig deep, trace root causes, and see problems through to resolution

Participate in an on-call rotation, responding to and resolving production issues

Collaborate closely with teammates, clearly communicating technical trade-offs, decisions, and progress

Navigate ambiguous problems and evolving requirements, helping bring clarity and direction to the team

Use AI-First and AI-assisted development tools where practical to improve velocity and quality

Take on unglamorous but necessary work when the team needs it — tech debt, infra-migrations

Continuously look for ways to innovate and improve how the team builds and operates software

What You Bring to the Team

Proven software engineering experience with a level of seniority

Proficiency in Java, Go, and Python

Strong debugging and problem-solving skills — comfortable tracing issues through complex, distributed systems

Experience with (or strong aptitude for) large-scale microservice architectures - Comfortable with on-call responsibilities

Openness to AI-first development practices and tools

Excellent communication skills and a collaborative, team-first mindset

Comfortable operating in ambiguous situations without needing every requirement fully spelled out

A self-starter mentality — willing to challenge yourself, take initiative, and step up wherever the team needs help, including on less glamorous work

BSc Degree in Computer Science or a related field (or equivalent practical experience

At Proofpoint, we believe that an exceptional career experience includes a comprehensive compensation and benefits package. Here are just a few reasons you’ll love working with us:

Competitive compensation

Comprehensive benefits

Career success on your terms

Flexible work environment

Annual wellness and community outreach days

Always on recognition for your contributions

Global collaboration and networking opportunities

Our culture is rooted in values that inspire belonging, empower purpose and drive success-every day, for everyone.

We encourage applications from individuals of all backgrounds, experiences, and perspectives. If you need accommodation during the application or interview process, please reach out to accessibility@proofpoint.com .