Top Tech Jobs & Startup Jobs in London

Provide legal and regulatory guidance on UK cryptoassets, e-money, payment services, AML/CTF, operational resilience, outsourcing, and related products. Support FCA engagement, licensing and registration workstreams, corporate transaction notifications, and regulatory correspondence. Translate complex frameworks into practical advice for business stakeholders while independently managing broad BAU regulatory matters. The role requires a UK-qualified lawyer with substantial financial services regulatory experience, including cryptoasset, payments, and regulator engagement expertise.

Own operations and launch readiness for regulated B2B2C platform products, including KYC/KYB, lending, and unified APIs. Lead cross-functional roadmap execution, regulated-entity operations, licensing workstreams, operational risk, incident management, audits, examinations, and board reporting. Partner with regulators, Legal, Compliance, Product, Engineering, Finance, and external partners to establish governance, controls, documentation, and scalable operating processes.

Lead and grow an 8–10-person engineering team responsible for core trading backend services, including matching engines, market data gateways, and order entry systems. Guide migration from legacy to modern systems, contribute to architecture and coding, prioritize performance and market data, adopt AI-assisted engineering practices, and partner with product and engineering teams to execute roadmaps.

Operate and scale high-throughput MariaDB/MySQL clusters supporting globally distributed financial services. Responsibilities include database tuning, replication, high availability, disaster recovery, backups, automation, observability, security, containerized deployments, infrastructure-as-code, and partnership with engineering teams. The role also participates in on-call rotations and improves operational reliability through SRE practices, documentation, measurable KPIs, and preventative engineering.

The Mobile UI/Design Engineer will enhance the Kraken app's UI with fluid, gesture-driven interactions in React Native, optimizing for performance and mentoring other engineers.

Leads commercial legal strategy for complex product partnerships and technology agreements. Advises Product, Sales, Engineering, Finance, Regulatory, Compliance, and Tax teams on go-to-market structures, negotiations, risk, and contract execution. Develops legal templates, playbooks, AI processes, and risk frameworks; improves contract lifecycle management and automation; mentors teams; and supports M&A diligence and integration. The role requires independent judgment in a fast-paced, remote-first fintech environment.

Supports global M&A, strategic investments, and venture portfolio management. Responsibilities include leading transaction diligence, maintaining data rooms, building financial models and valuation analyses, screening opportunities, tracking portfolio performance, forecasting deal-related cash obligations, and preparing executive and Board materials. The role requires strong financial modeling, business analysis, writing, storytelling, and the ability to manage multiple high-priority transactions independently.

The Senior AI Compute Infrastructure Engineer will manage and optimize GPU and accelerator clusters for AI workloads, collaborate with teams, and ensure reliable performance and cost efficiency.

Design and verify secure architectures across infrastructure, applications, blockchain, Rust, and AI projects. Perform in-depth security assessments and audits, recommend mitigations, and embed with engineering teams to improve security posture and operational practices.

Lead end-to-end M&A and venture transactions: source and evaluate opportunities, build pro forma financial models and valuations, coordinate due diligence, negotiate terms, drive integration planning, advise leadership, build industry networks, mentor team members, and improve corporate development processes.