Senior Frontend Engineer
Red Sift
- London, England, United Kingdom
- London, England, United Kingdom
Über
We are a global organization with offices in North America, Ireland, Spain, and the UK. It boasts an impressive client base across all industries, including Domino’s, ZoomInfo, Athletic Greens, Pipedrive, and top global law firms. Red Sift is also a trusted partner of Entrust, Microsoft, and Validity, among others.
We are leading the way in AI Red Sift has been the first to deliver useful AI capabilities in this space and we want to continue leading the way in that front, preparing our products for the future and exposing our capabilities not only to humans but also to AI.
About the team The mission of the team is to protect against phishing and BEC (Business Email Compromise) attacks with Red Sift OnDMARC, an award-winning, cloud-based DMARC, DKIM and SPF configuration and management.
Built on Red Sift’s own AI powered cybersecurity Platform, OnDMARC is here to make implementing such a crucial layer of email protection clearer, simpler and more secure.
The OnDMARC team is a consolidated mix of experts in Product, Frontend, Backend, Testing and Design that work together as a cross-functional team to continuously improve our OnDMARC product for performance, reliability and functionality. With a fair amount of tech debt and a long roadmap for new capabilities, we do whatever it takes to deliver what matters most in our priorities.
About the role We are seeking a talented Software Engineer who prioritizes product and user experience. The ideal candidate understands that effective code is simple, maintainable, and gets the job done efficiently.
Fundamental to this role is designing and building out intuitive frontend interfaces supported by scalable and performant backend code. We are looking for a full stack engineer with a strong inclination towards the frontend.
You’ll be working on our flagship cybersecurity product, building end-to-end full stack features on top of our data-driven platform.
If you’re looking for a role that gives you the opportunity to take on a wide range of responsibilities, with a high degree of autonomy and significant room for growth, then we want to talk to you!
About you
You are a good human, easy to work with, empathetic, open-minded and a team player.
Our values (Responsiveness, Empowerment, Diversity, Social Responsibility, Innovation, Fairness, Trust) make sense to you.
You are driven, and having a lot of autonomy motivates you.
You have a customer‑centric mindset: you really care about the customer outcomes.
You understand that every decision you make has trade‑offs and feel confident making decisions while moving quickly and building secure, scalable and resilient solutions to unexplored, complex technical problems.
You don’t mind rolling up your sleeves and getting your hands dirty with tech debt or digging out annoying bugs.
You are a collaborative Software Engineer with proven professional experience in
JavaScript/TypeScript ,
React , and
Node.js
with or a curious interest in learning other languages like
Java/Go . We believe in using the right tool for the right problem and regularly use different programming languages.
You possess a strong understanding of cloud computing, microservices, API design, and event‑driven architectures.
You are skilled in writing unit and integration tests and have experience with
NoSQL
databases such as Elasticsearch or MongoDB, as well as version control systems like
Git .
You demonstrate strong problem‑solving abilities, attention to detail, and a solid grasp of software design principles, patterns, and best practices, including experience with containerization and orchestration tools like Docker and
Kubernetes .
You are enthusiastic about observability, and take charge of features delivered by monitoring their functionality and effectiveness after deployment.
You thrive in a team environment, effectively communicating and contributing independently when needed.
You are comfortable with collaborating with other teams and other departments.
You are excited about
AI
and are already integrating AI tools into your daily process.
Sift Engineering
is a strong plus.
Not sure you meet every qualification? Apply anyway — especially if you’re familiar with the PKI domain and eager to grow with us.
Our Stack Backend:
Runs on an in-house platform built on a
directed acyclic graph (DAG)
model, similar to AWS Lambda or Google Cloud Functions.
Backend services primarily built with
Java ,
JavaScript/TypeScript (Node.js) , and some
Golang .
Uses
NATS
for messaging, the
Elastic Stack
for search, storage, and observability, and both
NoSQL
and
BigQuery (columnar)
databases with extensive SQL for analytics and data processing.
Frontend:
TypeScript/JavaScript using React, running inside of our in-house platform
Other:
CircleCI, Jest, GCP, AWS, Github
We build our products over SiftOS following the Sift engineering practices
Location Barcelona, Madrid or London would be ideal but we would be happy to accommodate fully‑remote working arrangements in locations with similar time zones.
Benefits The opportunity to participate in every aspect of the startup journey in rapid scaling mode
✊ The chance to participate in our mission to protect organisations and the people within them with cybersecurity software products that outsmart attackers at scale
A competitive base salary based on experience in addition to a performance‑based bonus, equity plan and pension scheme
Career Progression plan
Full remote work, with the option to visit our office in London or Barcelona
25 days of vacation in addition to public holidays per year
Day off on your birthday
♀️ A training budget
Health Insurance for you and your family members
Maternity / Paternity leave
️ Gym membership
Cycle to work scheme
One volunteer day per year + your birthday off
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Sprachkenntnisse
- English
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