Software Engineer II


We switched to a 4 day work week in January 2022 (32hrs / week)

Only considering candidates who are eligible to work in Belfast, UK ⚠️

The Software Engineer role is a fantastic opportunity for those developers in the early stages of their career to get an unparalleled grounding in the production of high quality commercial software. Each Signifyd Software Engineer is assigned to a small team where they receive continuous mentoring from more experienced team members. We offer flexibility with remote working and office time to ensure a healthy work-life balance for our teams and individual needs.


  • Undertake the design and development of software development tasks
  • Deliver complex technical tasks as part of project deliverables.
  • Contribute to the Signifyd engineering culture and ensure that any inefficiencies and wasteful processes are highlighted and addressed
  • Complete assigned tasks in a timely manner, reporting status at your team's daily standup.
  • Contribute to the team's functional excellence in terms of coding, processes and tools, bringing in best practices and standards.
  • Participate in on-call support to respond to critical issues, occasionally including weekends.

Required Qualifications:

  • 2-4 years of experience
  • Excellent programming skills in Java or similar object-oriented language (C#, Go, Kotlin, Scala)
  • Experience with scripting languages and SQL
  • Problem solving and analytical skills

Preferred Qualifications:

  • Experience building large-scale high-performance systems
  • Kubernetes
  • Infrastructure as Code
  • E-commerce integrations (eg. Shopify, BigCommerce)

Our main tech stack includes:

  • Java, Python, Typescript, and Scala
  • Linux, Docker, Kubernetes, Apache Spark, Play! framework
  • Cassandra, ElasticSearch, AWS( Kinesis, Redshift, Dynamo), MySQL

Our UK benefits:

  • Stock Options
  • Annual Performance Bonus or Commissions
  • Pension matched up to 8%
  • ‘Day one’ access to great health, dental and optical insurance scheme
  • Generous annual leave plus public holidays
  • Cycle to Work Scheme
  • Enhanced maternity and paternity leave (12 weeks full-pay for mums & dads, plus 12 weeks half-pay for mums)
  • Regular paid social events organized by our social committee
  • On-Demand Therapy for all employees & their dependents
  • Dedicated learning budget through Learnerbly

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.


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Working Week

We switched to a 4 day work week in January 2022 (32hrs / week)

  • Mon
  • Tue
  • Wed
  • Thu
  • 🏖️

Our Vacation Policy

Our vacation policy varies by location e.g. in the USA we offer Discretionary Time Off Policy (unlimited) and in the UK we offer 20 days PTO plus public holidays. For the UK this works out as:

  • 28 days
  • 52 Fridays
  • 80 days off per year

Remote Working Policy

We have offices in San Jose, New York, Denver, Belfast, London, Sao Paulo and Mexico City. Many of us also work 100% remotely.

Company Benefits

  • Health insurance
  • 401K Match
  • Flexible working hours
  • Generous parental leave
  • Dentalcare
  • Equity / options
  • Equipment allowance

Our Team

We're a team of 550 across 19 departments:

  • engineering
  • data science
  • sales
  • support
  • business development
  • operations
  • marketing
  • product management
  • human resources
  • +10 more teams

Desirable Skills and Experience

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