Top Tech Jobs & Startup Jobs in London

Build and maintain backend and frontend features for a lending platform using Python, Java, React, SQL, and cloud technologies. Contribute across the software development lifecycle, including design, testing, code review, deployment, troubleshooting, and database development. Collaborate with Product, Design, and internal stakeholders while gradually taking ownership of platform components and supporting customer-facing systems.

Own the Express/Mid-prime unsecured personal loan product end to end, including proposition, roadmap, pricing, eligibility, underwriting, marketplace offers, conversion, portfolio performance, and unit economics. Partner with risk and data science teams to optimize credit decisioning, manage adverse selection, evaluate experiments, and scale lending profitably while maintaining credit quality. Analyze data using SQL and Python or R, define management information, and communicate performance and recommendations to senior stakeholders.

Analyzes product funnels, loan-level unit economics, customer outcomes, and profitability to identify growth opportunities and guide product decisions. Builds dashboards, data models, experiments, internal tools, and front-end and back-end features using SQL, Python, and AI coding tools. Supports product discovery, partner integrations, launch testing, release validation, operational improvements, and post-launch monitoring while collaborating with Product, Engineering, Credit, Operations, and QA.

Manage core People Operations across multiple countries, including onboarding, offboarding, contracts, leave, compliance, payroll coordination, benefits, HRIS data, employee support, and employee relations administration. Build scalable workflows, maintain a People knowledge base, support performance and engagement cycles, and improve processes through automation and AI. The role requires UK employment law knowledge, strong organization, discretion, and clear communication in a fast-growing environment.

The Chief of Staff to the CTO will enhance the technology organization's execution, accountability, and performance by improving operations, aligning teams to priorities, and facilitating cross-team coordination while reducing the CTO's operational burden.

Build and ship reliable backend features for a mortgage engineering team using Python and modern backend technologies. Own work end to end, including technical design, implementation, testing, deployment, and iteration. Collaborate across engineering, product, frontend, and external partners while contributing to architecture, APIs, data modeling, performance, security, reliability, and developer experience. The role emphasizes product thinking, ownership, clean code, thoughtful reviews, and growth toward senior-level contribution.

As a Data Engineer, you'll optimize the Data Lake and develop pipelines for data-driven decision-making, collaborating with Data Science for efficiency.