Jobs at Plum (withplum)

Architect and lead scalable AI platform capabilities, including LLM orchestration, RAG, agentic workflows, evaluation, guardrails, and observability. Deliver production AI experiences for personalized financial guidance, establish technical strategy and engineering standards, diagnose systemic issues, and mentor engineers. Collaborate with Product, Data Science, Compliance, and Engineering to build safe, reliable, regulated AI systems.

Chief of Staff serving as the CEO’s strategic partner, driving the company agenda, aligning leadership priorities, coordinating cross-functional teams, and translating vision into execution. The role requires executive presence, stakeholder influence, adaptability, financial analysis, budget management, reporting, communication strategy, and operational planning in a fast-paced fintech environment.

Provide proactive executive support to Plum’s CEO and Founder by managing calendars, priorities, travel, communications, meetings, confidential matters, and administrative systems. The role requires strong judgment, autonomy, organization, discretion, and comfort with ambiguity in a fast-growing startup. The successful candidate will use AI and automation tools to improve efficiency and work from Plum’s London office at least three days per week.

Build and maintain scalable AI platform infrastructure, frameworks, libraries, and services supporting multiple engineering teams. Develop AI applications using LLMs, RAG, agentic architectures, prompt engineering, guardrails, and evaluation frameworks. Improve reliability, observability, monitoring, incident management, cost efficiency, developer experience, and safe deployment of AI-powered products while partnering with product and engineering teams.

Build and ship iOS features in Swift, writing simple, robust, testable code for Plum’s financial platform. Collaborate with product managers, designers, and engineers; measure and iterate on App Store releases; take ownership of product outcomes; and mentor junior engineers. The role also involves continuous integration, automation, backend technologies, SwiftUI, The Composable Architecture, Combine, async/await, and end-to-end testing.

Lead the CASS Operations and Reconciliations function across the UK and EU. Build reconciliation frameworks for client money, custody assets, and investment products; oversee daily break resolution; establish scalable controls; lead and develop the team; automate processes with Product and Engineering; and manage regulatory compliance, operational risks, audits, and remediation activities.

Senior Data Analyst supporting product squads through data-driven decision-making. Responsibilities include developing metrics and visualizations, conducting deep-dive user and product analyses, designing A/B tests, building data models with BigQuery and dbt, and potentially managing or mentoring team members. The role partners closely with Product, Engineering, and Marketing teams in a fintech environment.

Hands-on senior product designer working in a cross-functional team to research, prototype, validate and ship mobile product experiences. Collaborate with PMs and engineers, establish design processes and tooling, and iterate using research and testing to improve Plum's iOS and Android experiences.

The role involves designing scalable systems, mentoring junior engineers, and collaborating in a cross-functional team to improve product quality.

Seeking a Senior Backend Engineer with 5+ years experience to develop scalable systems, mentor juniors, and enhance product development at Plum.

The Senior Backend Engineer will design and build scalable systems, mentor junior engineers, identify process efficiencies, and communicate technical challenges effectively.

Build and maintain Plum's iOS app as a senior mobile engineer: write well-tested Swift code, ship App Store releases, collaborate with product/design/backend, mentor junior engineers, and improve CI, testing, and app architecture to deliver excellent user experiences.

Build and maintain Plum's iOS app using Swift and modern iOS technologies. Collaborate with product, design, backend and mobile teams to ship delightful, well-tested features to the App Store, participate in CI/automation, and contribute to product decisions that improve customer financial outcomes.