Top Tech Jobs & Startup Jobs in London

Lead business analysis for Citi’s Markets Treasury Technology team, focusing on intraday liquidity solutions. Responsibilities include analyzing data with Python and Excel, assessing existing systems, translating business requirements into technology designs, defining test scenarios and acceptance criteria, and supporting software delivery through production rollout. The role requires collaboration with business, operations, technology teams, and senior stakeholders, along with expertise in cash management, intraday liquidity, SWIFT messages, and financial markets products.

Supports Citi’s EMEA Research product strategy by analyzing market, client, and franchise data; developing research presentations and pitch materials; coordinating thematic initiatives; managing communications and campaigns; improving content distribution and engagement; evaluating AI-enabled workflow tools; and supporting commercialization, client engagement, and strategic projects. The role partners with research, sales, trading, and senior management to strengthen market positioning and franchise growth.

Develops quantitative equity models, alpha signals, factor research, valuation frameworks, and investment insights across global markets. Conducts macroeconomic and equity research, publishes client-facing reports, presents findings to institutional investors, and supports the equity quantitative research platform. The role also requires regulatory compliance, maintaining applicable licenses, and potentially mentoring junior researchers.

Leads the strategy, design, implementation, governance, and scaled production deployment of agentic AI workflows across Citi Operations. Partners with Operations, Technology, Product, Risk, and Compliance to redesign processes, establish controls, measure outcomes, and improve efficiency, accuracy, service quality, and operational risk. Manages senior operations leaders and drives cross-functional transformation in a regulated financial-services environment.

The Global Head of Commodities Technology will lead the technology strategy and execution for commodities trading, overseeing robust technological solutions and developing a high-performing global team.

Leads architecture, development, and delivery of enterprise AI platform capabilities. Partners with business and technology stakeholders to translate business problems into technical solutions, roadmaps, requirements, and prioritized backlogs. Develops AI agents and services using Python or Java, Google ADK, MCP, databases, and CI/CD tooling. Provides technical leadership, mentorship, code and design reviews, testing, troubleshooting, risk management, and cross-team integration.

Lead application development and systems analysis for global futures electronic trading platforms. Design and implement technical solutions, translate business requirements into specifications, oversee coding and testing standards, manage delivery risks, and coordinate with product, sales, compliance, risk, vendors, and technology teams. Provide technical leadership and coaching while ensuring electronic trading systems meet architecture, regulatory, control, and resiliency requirements across North American and European markets.

Lead design, build, and maintain scalable XVA risk software; embed AI/ML and generative tooling into workflows; own end-to-end project delivery; drive Agile practices; ensure regulatory compliance; mentor engineers and liaise with risk, operations, and technology stakeholders.

Support Banking deal teams by reviewing potential engagements for transactional conflicts and reputation risk, driving business selection decisions, coordinating with senior management and control functions, performing qualitative analysis, advising on risk mitigation, verifying documentation, tracking metrics, training bankers, and helping improve conflict clearance systems and policy.

Lead centralized business selection and conflict decisions for Banking & International; analyze transactional and reputational risks, liaise with deal teams and control functions, track indicators, train bankers, and support policy and system enhancements.