Software Engineering Intern

Welcome to Mimecast, we are a highly accredited and multi-award winning, global cyber resilience SaaS vendor on a mission to stop bad things happening to good organisations!

We provide cyber security that helps thousands of organisations worldwide make email safer, restore trust and bolster cyber resilience. Mimecast helps organisations stand strong in the face of cyberattacks, human error and technical failure.

As a SaaS, the Engineering department is the backbone of our organisation. This community is built up of technically passionate and intelligent people, some of which are at the top in their field of expertise.

We have created a truly diverse and inclusive environment actively encouraging innovation and collaboration, all fuelled by Agile principles with fun being at the very core of everything this community does.

As a Software Engineering Intern, you will work on our core products and services as well as those which support critical functions of our engineering operations. Where you might end up working as an intern depends on your background and experience.

Using your foundational knowledge in computer science, you will develop new ideas and gain an in-depth understanding of our products to help continually improve them. We are a collaborative, agile global organisation of engineers with the highest levels of quality focus, technical knowledge and programming skills.

Responsibilities:

• Research, conceive and develop software applications to extend and improve on Mimecast’s product offering.

• Contribute to a wide variety of projects utilising natural language processing, artificial intelligence, data compression, machine learning and search technologies.

• Collaborate on scalability involving access to massive amounts of data and information.

• Overcome the challenges presented to you as part of your development., Please only apply if you’re able to commit to a year in industry (from Aug/Sept 2025 until late summer 2026) and you are currently studying a sandwich degree, where you plan to return to study your final year (2026/27) after completion of your year in industry.

Please note, this is not a summer internship and is not suitable for students who have completed or are completing their final year of study this year (2025).

If you would like more information about Mimecast, please visit our careers page here at: .

We look forward to hearing from you soon!

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DEI Statement

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.

• Currently pursuing a Bachelors, Masters or PhD in Computer Science or a related technical / engineering field, with a significant software coding component.

• You have a dedicated year in industry as part of your sandwich degree course.

• Preference for students studying a sandwich course with a placement year in industry.

• Experience with one or more general purpose programming languages including but not limited to: Java, Python, C#, C/C++ or Swift.

• Must have authorisation to work in UK., * Currently in your penultimate year of study.

• Experience in systems software or algorithms.

• Knowledge of Unix/Linux and APIs.

• Knowledge of TCP/IP and network programming.