ZK Engineer Jobs

• London
• Hybrid
• Director · manages people
• Permanent

Lead the product managers behind Elliptic's core compliance portfolio, spanning wallet and transaction screening, continuous monitoring, on-chain investigations and risk configuration. A player-coach role reporting to the VP of Product, it also drives the product side of an agentic compliance programme, building AI capabilities with auditability and explainability designed in from the start.

AI · Agentic AI

• London
• Hybrid
• Senior
• Permanent

Leads counter-terrorism financing investigations into cryptoasset use by terrorist actors and facilitation networks, validating exposure and attribution confidence. Builds typologies and detection logic, works across UN, US, UK and EU designation regimes, and briefs clients, regulators and public-sector partners. Requires OSINT, blockchain tracing and AI-assisted analysis.

Python · SQL

• United Kingdom
• Remote
• Permanent

Technical lead across the full customer journey, running discovery, demos and proofs of value with Sales, then owning post-sale configuration, deployment and tuning of blockchain analytics products. Works directly with banks, exchanges and payment processors on compliance, investigations and risk workflows, feeding field insights back to Product and Engineering.

Chainalysis · REST API · SQL +2

• London
• Hybrid
• Lead · manages people
• Permanent

Player-coach lead role owning a small data science team within the Intelligence function, setting direction, hiring, and running model governance while still writing code and reviewing methods. Work spans clustering, attribution, heuristics and labelling on large behavioural and on-chain datasets using Python, SQL, Spark or Databricks and AWS.

AWS · Spark · Databricks +1

• United Kingdom
• Remote
• Director · manages people
• Permanent

Owns the exchange layer underpinning every Kraken product: matching engine, core infrastructure, third-party custody, algo and API engines. Leads four to five product managers, partnered with an engineering manager, to consolidate multiple matching engines into one interface-agnostic stack, starting with US derivatives. Defines success metrics such as p99 latency, throughput and uptime while sequencing migration without disrupting live markets.

• United Kingdom
• Remote
• Senior
• Permanent

Hands-on security architecture role embedded within engineering teams, designing and reviewing security for infrastructure, cryptography, web3, Rust and AI products. Conducts security assessments and audits, advises blockchain teams on secure operations, and works remotely across a small, highly technical internal consulting group.

Rust