Top Tech Jobs & Startup Jobs in London

Supports People Operations across the UK and Germany, including payroll, benefits administration, HR data maintenance, onboarding, offboarding, background checks, and employee queries. The role maintains BambooHR records, coordinates new-starter and exit processes, supports payroll accuracy, and manages day-to-day People processes. It requires fluent German and English, strong administrative accuracy, confidentiality, independent prioritization, and practical use of AI tools.

Design and build highly available, low-latency payment services for iwoca’s business credit card. Own backend projects end to end across authorization, transaction monitoring, rewards, testing, ledger integration, and production launch. Shape platform architecture, build microservices and APIs, work with asynchronous messaging and databases, and collaborate with product, fraud, ledger, and customer teams. The role requires expertise in production payment systems, card authorization and clearing flows, distributed systems, object-oriented backend development, and responsible use of AI engineering tools.

Support external communications, data-driven PR campaigns, product launches, media outreach, and public affairs initiatives for a fintech serving small businesses. Responsibilities include analyzing datasets, developing press narratives, drafting policy materials, engaging journalists and policymakers, and managing communications for new products. The role requires strong writing, organization, data analysis, commercial awareness, and an interest in economics, policy, and politics.

Build credit risk, pricing, credit limit, and customer lifetime value models for a business credit card. Lead analytical projects from problem framing through business decisions, using Bayesian methods to quantify uncertainty with limited data. Collaborate with commercial, product, engineering, operations, credit risk, and data science teams. Apply customer and business understanding to optimize card pricing, spending, retention, cross-sell, and combined credit exposure.

Design and analyze experiments, build statistical and machine-learning models, and use data to improve third-party acquisition through brokers and partners in Germany. The role covers funnel conversion, pre-qualification, customer take-up, lifetime value, competitive positioning, and lending offer terms. Responsibilities include framing ambiguous commercial questions, conducting causal analysis, translating findings into recommendations, collaborating with product and commercial teams, and communicating technical results clearly.

Build, deploy, monitor, and improve supervised machine learning models for credit risk and lending decisions. Own automated credit models, analyze portfolio performance, develop models for new products such as invoice financing, and contribute to risk monitoring and governance. Collaborate with product, risk, and leadership teams, communicate technical decisions clearly, and develop data pipelines and modelling practices in a small, autonomous team.

Grow manda’s M&A platform by identifying business owners preparing to sell, building targeted prospect lists, conducting personalized outreach via email, LinkedIn, and phone, following up with leads, and booking meetings with Transaction Managers. The role involves experimentation, lead scoring, analytics, credibility-building across digital channels, and using AI and automation to improve outreach efficiency.

Build and own backend services for iwoca’s Customer Operations Platform. Responsibilities include designing distributed systems, automating operational workflows with AI and ML, migrating monolith functionality into services, developing communication tools, translating operational needs into technical architecture, and collaborating with operations and engineering stakeholders. The role also involves technical scoping, prototyping, documentation, code review, and production ownership.

Own data science projects supporting partner lending decisions, with a focus on experiment design, causal inference, model building, and funnel analysis. Translate ambiguous commercial questions into actionable analyses, collaborate with product, commercial, strategy, engineering, and design teams, and communicate findings clearly. Help establish analytical methods, evaluate customer journeys and offers, and use AI tools responsibly to accelerate analysis and prototyping.

Recruit software engineering, data science, and product talent end-to-end. Partner with hiring managers on role discovery, sourcing strategy, candidate assessment, and hiring decisions. Build market maps, run outbound campaigns, calibrate candidate standards, measure hiring outcomes, improve workflows, and experiment with AI and outreach methods. Maintain accurate ATS data, advise stakeholders, and develop expertise in technical hiring while delivering an objective, high-quality candidate experience.