OverviewWe are seeking a Database Engineer to join our growing Infrastructure organization. In this role, you’ll work alongside Infrastructure Engineers to build, operate, and optimize a diverse suite of modern database platforms that power DV’s proprietary trading systems and enterprise services. The ideal candidate brings a blend of technical curiosity, operational discipline, and strong communication skills. You’ll work cross-functionally with DevOps, Systems, Networking, and Trading teams to support both greenfield deployments and production operations. This role includes participation in a shared on-call rotation.ResponsibilitiesBuild, configure, and maintain relational and non-relational database systems including PostgreSQL, MySQL, MongoDB, Microsoft SQL, Redis and CockroachDBSupport schema design, query tuning, and performance optimization for mission-critical workloadsCollaborate with developers and traders on data modeling and system requirements across varied business use casesAutomate database operations and provisioning tasks using Bash (required) and Python (preferred) with an eye toward Infrastructure-as-CodeParticipate in performance monitoring and observability using tools such as Prometheus, Grafana, and internal dashboardsContribute to and maintain operational runbooks, change records, and disaster recovery documentationWork with the team to support replication, backup verification, and failover proceduresMaintain a security-first mindset by adhering to access control policies and proper change management practicesShare on-call responsibilities with the Database Engineering team, supporting 24/7 availability of critical systemsRequirements2+ years of experience supporting SQL-based and NoSQL database systems in a production environmentRapid problem-solving skills with a proven ability to move from root cause analysis to resolution under time pressureWorking knowledge of database internals, replication strategies, and backup methodologiesComfortable with Linux command-line tools and scripting in Bash; Python scripting experience is a plusExperience with database observability and motivation to improve performance and operational visibilityFamiliarity with concepts like HA, DR, and PITR; ability to participate in recovery exercises and production supportClear communicator with a collaborative working style and the ability to engage with engineers, traders, and business stakeholdersSelf-starter with strong attention to detail and the drive to improve systems through automation and documentationSeniority levelAssociateEmployment typeFull-timeJob functionInformation TechnologyIndustriesFinancial Services and TechnologyInformation and Media London, England, United Kingdom #J-18808-Ljbffr