Senior Rust Engineer
Cryptio
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Description
About Cryptio
Cryptio is the leading enterprise-grade financial data transformation and digital asset ERP platform for accounting, financial reporting, tokenization compliance, and loan management solutions. It is a complete back and middle-office platform that delivers financial integrity and accountability for businesses in crypto. Its platform allows users to transform on-chain and off-chain crypto activity into auditable records for accounting, treasury, tax filings, license applications, loans activity, and regulatory reporting. Having recently announced our $45m series B, now couldn't be a better time to join!
What you'll do
- •Design and ship the core services behind our new Loan Marketplace
- •Build the workflows that power loan disbursements, repayments, margin calls, liquidations, and collateral releases
- •Plug into custodians, market data providers, and other financial infrastructure
- •Build guardrails that make unsafe states genuinely hard to reach (state machines, validation, audit trails, reconciliation)
- •Write tests that catch the scary stuff: integration, property based, simulations, fuzzing
- •Own systems end to end, from first sketch to running in production with proper observability and runbooks
- •Raise the bar through strong design, thoughtful code reviews, and mentoring other engineers
- •Partner with Product, Ops, and Compliance to make sure the product is safe to ship and operate
Why you'll love this role
- •Build a brand new financial product from scratch, the kind that genuinely matters
- •Work on hard problems where engineering quality is the product
- •Help shape how institutional crypto lending actually works
- •Tackle technical challenges at the crossroads of crypto, fintech, lending, and enterprise software
- •Work alongside a senior team that cares about getting things right
- •Strong internal mobility and growth as we scale
Perks
- •👩💻 Remote or Hybrid working
- •🏝️ 25 days paid holiday plus bank holidays
- •🙌 One additional day of annual leave each year, up to 30 total days
- •🎂 Your birth off
- •🧘 Mental health resources, wellbeing programs, and professional coaching
- •🫶 Family-friendly policies
- •💪 Fitness and wellness budget
- •💻 MacBook Pro
- •🖥️ $200 home office setup budget
- •🎓Training and development budget
*** we have additional benefits depending on location
Requirements
We're looking for someone who
- •Has 7+ years of software engineering experience, with strong backend or systems chops
- •Has built complex production systems with real business impact
- •Has worked on high stakes systems: financial, infrastructure, or anything mission critical
- •Deeply gets concurrency, race conditions, distributed systems, idempotency, ordering, and partial failure
- •Has a strong testing and correctness mindset
- •Can design safe state transitions, audit trails, and reconciliation flows
- •Owns technical design even when the product is messy and undefined
- •Has Rust experience, or strong evidence they can pick it up fast
- •Writes and talks clearly about complex trade offs
- •Mentors others and lifts the standard around them