Software Engineer I

Software Engineer - 1

About Mimecast

Mimecast is a global leader in cybersecurity, dedicated to protecting more than 42000 customers from the escalating landscape of digital threats. Mimecast has transitioned from traditional email security to unified Human Risk Management platform, designed to secure the modern collaborative workspace – spanning Email, Slack, Microsoft Teams and beyond. By integrating advanced AI-powered detection with deep behavioural insights, Mimecast identifies and mitigates risks as the “human layer”, where technology and user behaviour intersect.
AI-First Engineering at Mimecast

Mimecast is an AI-First engineering organization. Our teams actively leverage AI-powered development tools across all facets of engineering, from code development to testing, documentation, and operations. We're looking for leaders who don't just use AI tools but champion their adoption and establish new ways of working.

Our AI leadership extends beyond how we build to what we build. Our Mihra AI agent delivers 7x faster threat response for customers, and we're recognized as "Agents of Change" in Human Risk Management. Engineers here work at the intersection of cutting-edge AI tooling and AI-powered security products that protect organizations worldwide.

Why Join Our Team?

Join our End-user Apps team to accelerate your career journey, working with cutting-edge technologies and contributing to projects that have real customer impact. You will be immersed in dynamic environment that recognizes and celebrates your achievements. If you’re interested in solving customer challenges at immense scale, then this is the role for you!

Mimecast is an AI-First engineering organization. Our teams actively leverage AI-powered development tools across all facets of engineering, from code development to testing, documentation, and operations.
 

What You’ll Do

• You will be a Full Stack SE-1 with backend specialization working as an integral part of the End User Apps team.
• You will:
  • Develop and maintain robust, high-performance Java-based microservices and APIs, with occasional frontend work in Angular applications/components that power our enterprise solutions.
  • Work within Apigee to design, secure, and manage API proxies, ensuring seamless communication between services.
  • Build and deploy services onto AWS infrastructure, leveraging cloud-native tools to ensure high availability and scalability.
  • Help migrate and refactor legacy backend logic into modern, service-oriented architectures.
  • Participate in the full software development lifecycle – from refining user stories with product and UX to shipping code in agile sprints.
  • Write comprehensive unit and integration tests.
  • Contribute to a clean codebase by participating in peer code reviews and documenting technical workflows and API specifications.
     

What You’ll Bring

• Have 2+ years’ experience in full-stack development.
• Strong experience with Java(17+) and deep understanding of Object-oriented programming and backend design patterns.
• Familiarity with RESTful API principles; experience with (or a strong desire to learn) Apigee for API gateway management.
• Basic experience with AWS services such as Lambda, EC2, S3, or DynamoDB.
• Competency in Typescript and at least one modern framework (Angular or React) for building functional web interfaces.
• Experience working with relational databases (SQL) and understanding how to optimise queries for performance.
• Working experience with Git and familiarity with Jenkins pipelines.
• A proactive approach to problem-solving and a drive to understand the “under the hood” mechanics of complex backend systems.
   

What We Bring

• Mimecast offers an attractive compensation package for the right candidate, including base salary and performance bonus.
• Mimecast also offers formal and on-the-job learning opportunities, maintains a comprehensive benefits package, and fosters a culture that celebrates achievement. We believe in growth that’s good, a culture that cares, and a mission that matters.
   

Our Hybrid Model

We provide you with the flexibility to live balanced, healthy lives through our hybrid working model that champions both collaborative teamwork and individual flexibility. Employees are expected to come to that office at least 2 days per week, because working together in person:

• Fosters a culture of collaboration, communication, performance and learning.
• Drives innovation and creativity within and between teams
• Introduces employees to prioritises outside of their immediate realm.
• Ensures important interpersonal relationships and connections with one another and our community!
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Belonging at Mimecast

Cybersecurity is a community effort. That’s why we’re committed to building an inclusive, diverse community that celebrates and welcomes everyone – unless they’re a cybercriminal, of course.

We’re proud to be an Equal Opportunity and Affirmative Action Employer, and we’d encourage you to join us whatever your background. We particularly welcome applicants from traditionally underrepresented groups.

We consider everyone equally: your race, age, religion, sexual orientation, gender identity, ability, marital status, nationality, or any other protected characteristic won’t affect your application.

Due to certain obligations to our customers, an offer of employment will be subject to your successful completion of applicable background checks, conducted in accordance with local law.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment.