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Remote-first
Work 100% remotely from any country we can legally employ in. A quiet office in London is available if you want one.
Careers
Come build payment rails for AI agents.
Cards402 is small, remote-first, and focused. We publish every salary, we hire from everywhere, and we don’t believe anyone should choose between doing great work and taking care of themselves. Below is what we offer and what we’re currently hiring for.
Benefits
What you get.
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Flexible hours
Night owl or early bird — we care about output. Four-hour overlap window in UTC for syncs, otherwise it's up to you.
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28 days paid leave
Plus local public holidays. Plus a mandatory week off between Christmas and New Year.
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Equipment allowance
£3,000 to kit out your workstation on day one, refreshed every 3 years.
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Learning budget
£2,500/year for books, courses, conferences. Plus one paid week a year to go deep on something you chose.
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Team travel covered
Quarterly team offsites in good cities. Travel, hotel, meals covered.
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Health insurance
Private health + dental + mental health coverage in the US, UK, Canada, and the EU. Global coverage via a health spending account elsewhere.
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Paid sick / family leave
30 days fully-paid sick leave. 20 weeks fully-paid parental leave for every parent, regardless of role.
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Published salaries
Every job post lists the band up front. No negotiation theatre, no gender gap, no "we'll see where we land". The number on the ad is the number.
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Equity
Every full-time hire gets a meaningful slice. Vesting over four years with a one-year cliff. Standard ISO tax treatment where available.
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Performance bonuses
Annual company-wide bonus tied to revenue, plus discretionary shout-outs for exceptional work.
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Relocation support
If you want to move country for personal reasons, we'll help with visa sponsorship and up to £8,000 in relocation costs.
Why Cards402
Six reasons to take the call.
Get in at the ground level.
Cards402 is small, fast, and agile. You will directly impact the direction of the product and grow with the company from day one.
Make something real.
Not another analytics dashboard. A real payment rail that real autonomous agents use to buy real things on the real open internet. Measurable, on-chain impact.
Do your best work.
We staff for focus. Quiet mornings. Short meetings. Long uninterrupted stretches. We do not mistake activity for progress.
Opinions welcome.
If you have a better way, we want to hear it. The loudest voice doesn't win — the best-argued one does. Entrepreneurs, rainmakers, and people who write design docs for fun all fit.
No theatre.
No all-hands slideshows. No OKR ceremonies. No stand-up standups. We write things down and get out of each other's way.
We put you first.
Our team is our lifeblood. The published salaries, the leave, the equity — none of that is marketing copy. It's how we protect the people we hire.
Open roles
What we're hiring for.
Engineering
Senior backend engineer
Remote · UTC ± 4£90,000 – £120,000 + equity
Own the fulfilment pipeline: Stellar watcher, order state machine, upstream card issuance, the SSE stream. Deep Node.js + SQLite experience, comfortable with payments correctness and long-lived async jobs.
Engineering
Frontend engineer · design-led
Remote · UTC ± 4£60,000 – £80,000 + equity
Own the marketing site, the operator dashboard, and the design system behind both. Next.js 16, React 19, opinionated about type, comfortable writing motion and micro-interactions that aren't cheesy.
DevRel
Integration engineer · agents
Remote · Americas or Europe£70,000 – £100,000 + equity
Build reference agents on top of Cards402. Ship example MCPs. Run office hours. Write the docs we haven't written yet. You are our feedback loop with the autonomous agent ecosystem.
Security
Platform security engineer
Remote · UTC ± 4£110,000 – £140,000 + equity
Own the security posture end-to-end. Key lifecycle, webhook signatures, secrets management, incident response. Comfortable with the Stellar smart contract layer and the Node.js runtime.
Don't see your role?
Tell us what you'd build here anyway.
We read every email. If there's a role we should be hiring for and we're not, we want to know. Send your CV, a note on what you'd own, and anything you've built that we should see.
careers@cards402.com →