--- title: 'Engineering Intern at Signifyd' canonical: 'https://feeny.ai/job/engineering-intern-signifyd-belfast-northern-jfjhezb8prnc' type: 'job' last_seen: '2026-10-17' --- # Engineering Intern at Signifyd - **Company:** Signifyd - **Location:** Belfast Northern, Ireland - **Posted:** 2026-10-05 - **Last confirmed live:** 2026-10-17 - **Apply:** https://job-boards.greenhouse.io/signifyd95/jobs/8240551 ## Job description At Signifyd, we help merchants confidently grow their businesses by building trusted relationships with their customers. Our advanced technology, combined with a team genuinely invested in our clients’ success, creates frictionless shopping experiences, approving more good orders, protecting revenue, and keeping customers happy. Trusted by thousands of leading merchants across more than 100 countries, we securely process billions of transactions each year. Our people are the heart of everything we do, driving our mission forward with commitment, empathy, and creativity. Join us on our mission to empower confident, fraud-free commerce by helping online retailers provide superior customer experiences and eliminate fraud. Learn about our company values [here](https://www.signifyd.com/about/#values)! Signifyd is one of the world’s leading tech start-ups! They develop best-in-class AI fraud prevention software; which helps make the world a better place. As an intern, you'll be given a masterclass into the software development lifecycle. You'll get to work with amazing colleagues on complex challenges. Within your first week as an intern, you'll be deploying code changes that affect millions of online orders. It's an exceptional place to work, with an awesome culture & work-life balance. As an Engineering Intern, you’ll make things happen! Our Intern Software Engineers will have the opportunity to gain industry-leading insight, guidance and support to learn our technology stack and grow very quickly into fully productive members of our team; no bench sitting! If you want help, you'll get it - from all quarters - but we’ll encourage you to figure out what needs to be done, identify who is in the best position to make it happen; and if that’s you, roll up your sleeves and get stuck in! Our Signifyd stack: Java, Cassandra, ElasticSearch, BigQuery, MySQL, Apache Spark, Play! framework, gRPC, Linux, Docker, Kubernetes, GCP, AI (Claude, Cursor) What support can you expect: We’ll provide you with a solid investment in your individual growth and development including an individual development plan, mentoring from industry professionals, and a spot on a small peer-led team to provide great opportunities to learn. What you’ll get to do: - From the outset you’ll contribute to our features and products and participate fully in your team’s responsibilities - Participate in daily stand-ups from the get-go - Be part of a team who are responsible for the full lifecycle of their products: design, development, unit testing, integration testing, deployment, monitoring and iterative improvement - Be part of a team who are responsible for the full technology stack related to their product or feature; from the user level APIs right down to the databases, streams, and queues, that back the functionality To know if we’re a great fit for you, you’ll: - Be working towards a Bachelor's Degree in Computer Science or Software Engineering - Have an interest or desire to work with Java, Python, SQL or any of our development stack, or you’ll have worked with some of our stack before on your own time or for your own projects - Be willing to ask for help if you need it - Be comfortable making a mistake, but be willing to learn from it - Be open to learning from others and always curious to know more What will you get in return: - A competitive base salary - 16 days of annual leave plus 8 public holidays - Free snacks and drinks in the office - Have a great setup and working environment to help you do your job - Take part in (or drive) our social/community events Application and Interview details: - Please list University modules and results on your CV - Start Date: July 2027 - Dates may be subject to change #LI-Remote We are committed to equality of opportunity for all staff and applications from individuals are encouraged regardless of age, disability, sex, gender reassignment, sexual orientation, pregnancy and maternity, race, religion or belief and marriage and civil partnerships. We also want to provide an inclusive interview experience for all, including people with disabilities. We are happy to provide reasonable accommodations to candidates in need of individualized support during the hiring process. [Signifyd's Applicant Privacy Notice](https://drive.google.com/file/d/1HSnMY6HGjB1FNRX4Ez9bUre5mrPPcHIq/view?usp=sharing) ## About Signifyd ## Company Overview - **One-liner**: Signifyd provides an end-to-end Commerce Protection Platform that leverages machine learning to guarantee merchants against fraud and consumer abuse, offering a 100% financial guarantee on shipment decisions. - **Entity Type**: Private (venture‑backed) - **Headquarters**: San Jose, California, USA - **Founded**: Not publicly available on the company site - **Founders**: Mike Liberty and Rajesh Ramanand (Co‑Founder & CEO) ## Core Business - **Primary industry**: E‑commerce fraud prevention and chargeback guarantee - **Target customers**: Online retailers of all sizes (B2B, B2C, enterprise, SMB) - **Mission / purpose statement**: “Empower friction‑free commerce – friction‑free customer experience without worry about fraud and consumer abuse.” ## Products & Services - **Commerce Protection Platform** – SaaS platform that uses machine learning and the Commerce Network to provide real‑time ship/don’t‑ship decisions with a 100% financial guarantee against fraud. - **Guaranteed Fraud Protection** – Flags risky orders and covers chargebacks if a fraudulent order is approved. - **Policy Abuse Prevention** – Detects and prevents abuse of return policies, promotion abuse, and unauthorized reselling. - **Return Fraud & Abuse Protection** – Identifies patterns of fraudulent returns. - **SCA Optimization** – Solutions to optimize checkout under Europe’s Strong Customer Authentication requirements. - **Financial Services Solution** – Extends fraud‑prevention technology to banks and other financial institutions. ## Market Standing - **Valuation / Market Cap**: Not publicly disclosed. - **Key Metric (Private)**: Total funding amount not available in provided sources; backed by a strong syndicate of investors. - **Notable Investors / Partners**: Premji Invest, Bain Capital Ventures, Menlo Ventures, American Express Ventures, IA Ventures, Allegis Cyber, Resolute Ventures. - **Growth Signals**: - Sales increased 7% YoY in 2024. - Fraud pressure (risky orders) rose 20% YoY in 2024. - Consumer abuse increased 23% YoY in 2024. - Named the leading provider of payment security and fraud prevention for e‑commerce’s largest brands by Digital Commerce 360 for four consecutive years. - Recognized as one of the 10 Most Innovative Companies in AI by Fast Company. ## Competitive Advantages - **100% financial guarantee** – If Signifyd approves an order that later results in a chargeback, Signifyd covers the loss, removing risk for merchants. - **Large Commerce Network** – Machine learning model is trained on data from thousands of stores and hundreds of millions of transactions, improving accuracy. - **End‑to‑end coverage** – Protects against fraud, policy abuse, return fraud, promo abuse, and unauthorized reselling. - **SCA compliance** – Built‑in solutions for European authentication mandates. ## Strategic Focus - **Expansion into financial services** – Bringing fraud‑prevention innovation to banks and other financial institutions. - **International growth** – Offices in Mexico City, São Paulo, Belfast, London, Budapest, Denver, and New York. - **Continuous AI improvement** – Investment in machine learning and AI to stay ahead of evolving fraud tactics. ## Why Work Here - **4‑day workweek** – All employees benefit from a reduced workweek. - **Remote‑first** – Remote work available to all employees; offices in multiple cities for those who prefer hybrid. - **Competitive compensation** – Cash + equity, generous parental leave (birth, adoption, surrogacy), on‑demand therapy, and an annual Learnerbly stipend for professional development. - **DEI focus** – Company‑wide requirement for diverse interview panels, semi‑annual gender pay equity audits, annual budgets for Employee Resource Groups, and a monthly DEI speaker series. - **Engineering culture** – Top‑flight engineering team constantly improving machine learning technology; transparent career ladders and individual development plans. - **Culture recognition** – Recognized by Forbes, Entrepreneur, Silicon Valley Business Journal, and Inc. Magazine for workplace culture. ## Sources 1. [signifyd.com/about](https://www.signifyd.com/about/) 2. [signifyd.com/careers](https://www.signifyd.com/careers/) 3. [boards.greenhouse.io/signifyd95](https://boards.greenhouse.io/signifyd95) 4. [signifyd.com/life-at-signifyd](https://www.signifyd.com/life-at-signifyd/) 5. [signifyd.com/jobs](https://www.signifyd.com/jobs/) ## Other roles at Signifyd - [Senior Commercial Counsel](https://feeny.ai/job/senior-commercial-counsel-signifyd-united-states-krk94x3798fr) — United States - [Chargeback Analyst (Brazil)](https://feeny.ai/job/chargeback-analyst-brazil-signifyd-sao-paulo-yvpm1q68gqrt) — São Paulo, Brazil - [Senior Technical Account Manager](https://feeny.ai/job/senior-technical-account-manager-signifyd-mexico-city-5nwjdp699nck) — Mexico City, Mexico - [Chargebacks Analyst](https://feeny.ai/job/chargebacks-analyst-signifyd-mexico-city-68m4mr95jr83) — Mexico City, Mexico - [Engineering Manager](https://feeny.ai/job/engineering-manager-signifyd-united-states-47bpfernj65s) — United States - [Data Scientist II](https://feeny.ai/job/data-scientist-ii-signifyd-belfast-northern-rgttjqw21a00) — Belfast Northern, Ireland - [Data Scientist II](https://feeny.ai/job/data-scientist-ii-signifyd-london-mfgvd53yhrbb) — London, United Kingdom - [Sr. Business Development Representative - Strategic](https://feeny.ai/job/sr-business-development-representative-strategic-signifyd-united-states-ck8drvmggktj) — United States - [Principal Customer Success Manager](https://feeny.ai/job/principal-customer-success-manager-signifyd-united-states-pgqap7251jjv) — United States - [Machine Learning Engineering Manager](https://feeny.ai/job/machine-learning-engineering-manager-signifyd-budapest-67t0xpweeyy6) — Budapest, Hungary