hero

Play a role in the future of software

Discover opportunities across our portfolio companies

Senior Backend/NodeJS Engineer

Tessian

Tessian

Software Engineering
London, UK · United Kingdom · Remote
Posted on Sunday, March 26, 2023
Tessian protects every business’s mission by securing the human layer
The Tessian Cloud Email Security platform helps enterprises defend against email attacks, protect against data loss and respond to security incidents more efficiently. By combining artificial intelligence with an understanding of employee email behavior, Tessian is able to prevent complex email attacks and data loss incidents that evade Secure Email Gateways and the built in security controls of M365 and Google Workspace.
The world's largest banks, healthcare organizations, hedge funds and law firms all use Tessian to secure their email environments, data and people whilst saving their security team time. In 2022 alone, Tessian prevented hundreds of thousands of business email compromise attacks, data loss incidents and saved hundreds of hours of work for security teams.
Tessian is headquartered in London and Boston with 200+ employees globally and has raised over $120m in venture capital funding from world leading investors like Sequoia, Accel, Balderton, March, Citi and Okta. Tessian was recognized as one of Fast Company’s Most Innovative Companies for 2022. More information can be found at www.tessian.com.
Backend Engineering at Tessian
At Tessian, we're building the world’s first Human Layer Security platform. We’re making a difference by providing automatic, real-time protection against threats such as social engineering, human error, & data exfiltration, for people all around the world.
We're looking for backend engineers to build out our platform, drive our ability to scale, and grow with us as a company. You’ll stop criminal threats and prevent embarrassing mistakes for millions of people.
Our high-volume, low-latency backend systems power the whole product. From deploying data science models in production to integrating with our front end, you'll be involved in projects that span all aspects of the business. Our mission critical product and high volumes of data mean you will have many challenging problems to solve.
You’ll be surrounded by incredibly smart, talented and friendly colleagues. Engineers at Tessian love to learn from each other and pull together as a team to succeed. We all have a say in what we build and how we build it and you will be empowered - and encouraged - to have an opinion.
We know that we do our best work and have the most fun as a diverse team that represents our users and the world we live in. We work hard to develop our incredible Tessians and ensure that the Engineering team is a fantastic place to work for every gender, ethnicity, age, race, sexual orientation and educational background. We also seek diversity of experience:some of our engineers have been building distributed backend systems in Typescript/Node.js for years, and some have learned the ins and outs of their tech stack and language on the job.
Read more about Engineering at Tessian:
We can hire this role to be office or hybrid based from our London office, or offer full remote working within the UK, we cannot offer visa sponsorship or relocation for this position. We cannot hire remote candidates outside of the UK.

As a Tessian Backend Engineer you will

  • Design and build reliable distributed systems that handle high volumes of data with low latency
  • Maintain and support business-critical systems where scale, latency and cost are front-of-mind.
  • Ship code to production every day using CI/CD
  • Tackle the challenges that come with processing highly sensitive data
  • Learn to build with security in mind
  • Make your mark on ambitious projects
  • Our backend tech stack includes
  • Typescript/Node.js (depending on team)
  • Environments built around Docker and AWS
  • High volume NoSQL databases
  • Concourse for CI/CD
  • Terraform built environments

We'd love to meet someone who

  • Has at least 4+ years of Software Engineering experience
  • Preferably has experience with AWS services (Lambda, SQS, DynamoDB etc.)
  • Is a great problem solver who takes pride in their work
  • Enjoys collaboration and working with others
  • Values getting things done over getting things perfect
  • Is comfortable with the unknown and loves to experiment
  • Can construct good arguments for methodologies or practices
  • Has worked with, or understands the principles behind working with data at scale
  • A passionate software developer, with NodeJS or Typescript experience or excited to learn Typescript
  • Ideally has an interest in machine learning
If you're not sure that you exactly fit all of the above criteria, please do get in touch anyway. We're always willing to speak to great candidates even if you don't feel you meet every criteria listed!
Tessian is an equal opportunity employer, committed to equality and diversity amongst both our employees and prospective applicants. The Human Layer we're securing is diverse, and we know we need to be diverse and inclusive to successfully create HLS that reflects this. You can read our equality and diversity statement here.
As part of our commitment to equality and diversity, we're also a corporate member of the WISE Campaign for gender equality in STEM & we're a founding member of the WEDS network driving diversity & inclusion in startups.
By submitting your application to Tessian, you consent to Tessian retaining your information and contacting you about future job opportunities, that may be of interest, for up to 2 years in accordance with our Privacy Policy