Database Administrator

DV Trading; Greater London; On-site; GBP 40,000 - 60,000; Full time

Job summary

A financial services firm in Greater London is looking for a Database Engineer to optimize modern database platforms. The successful candidate will collaborate across multiple teams while working with both SQL and NoSQL systems. Responsibilities include maintaining database systems, supporting performance optimization, and automating operations. Candidates should have at least 2 years of relevant experience and strong scripting skills. Competitive benefits include medical insurance and flexible vacation policies.

Benefits

Medical, dental, and vision insurance

Flexible vacation policy

Retirement plan with employer match

Qualifications

• 2+ years of experience supporting SQL-based and NoSQL database systems.
• Comfortable with Linux command-line tools and scripting in Bash.
• Working knowledge of database internals and replication strategies.

Responsibilities

• Build, configure, and maintain relational and non-relational database systems.
• Support schema design, query tuning, and performance optimization.
• Automate database operations and provisioning tasks using Bash and Python.
• Participate in performance monitoring and observability.
• Contribute to and maintain operational runbooks and disaster recovery documentation.

Skills

SQL and NoSQL database systems

Linux command-line tools

Bash scripting

Python scripting

Problem-solving skills

Communication skills

Tools

PostgreSQL

MySQL

MongoDB

Microsoft SQL

Redis

CockroachDB

Prometheus

Grafana

Job description

Founded more than 15 years ago and headquartered in Chicago, the DV Group of financial services firms has grown to more than 450 people operating throughout North America and in Europe. Since spinning out of a large brokerage firm in 2016, DV Trading has rapidly scaled as an independent proprietary trading firm utilizing its own capital, trading strategies, and risk management methodologies to provide liquidity to worldwide financial markets and hedging opportunities to commodity producers and users. Now, DV group affiliates include two broker dealers, a cryptocurrency market making firm, and a bourgeoning investment adviser.

Overview

We are seeking a Database Engineer to join our growing Infrastructure organization. In this role, you’ll work alongside a Sr 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.

Responsibilities

• Build, configure, and maintain relational and non‑relational database systems including PostgreSQL, MySQL, MongoDB, Microsoft SQL, Redis and CockroachDB
• Support schema design, query tuning, and performance optimization for mission‑critical workloads
• Collaborate with developers and traders on data modeling and system requirements across varied business use cases
• Automate database operations and provisioning tasks using Bash (required) and Python (preferred) with an eye toward Infrastructure‑as‑Code
• Participate in performance monitoring and observability using tools such as Prometheus, Grafana, and internal dashboards
• Contribute to and maintain operational runbooks, change records, and disaster recovery documentation
• Work with the team to support replication, backup verification, and failover procedures
• Maintain a security‑first mindset by adhering to access control policies and proper change management practices
• Share on‑call responsibilities with the Database Engineering team, supporting 24/7 availability of critical systems

Requirements

• 2+ years of experience supporting SQL‑based and NoSQL database systems in a production environment
• Rapid problem‑solving skills with a proven ability to move from root cause analysis to resolution under time pressure
• Working knowledge of database internals, replication strategies, and backup methodologies
• Comfortable with Linux command‑line tools and scripting in Bash; Python scripting experience is a plus
• Experience with database observability and motivation to improve performance and operational visibility
• Familiarity with concepts like HA, DR, and PITR; ability to participate in recovery exercises and production support
• Clear communicator with a collaborative working style and the ability to engage with engineers, traders, and business stakeholders
• Self‑starter with strong attention to detail and the drive to improve systems through automation and documentation
• Discretionary bonus eligibility

Benefits

• Medical, dental, and vision insurance
• HSA, FSA, and Dependent Care options
• Employer Paid Group Term Life and AD&D Insurance
• Voluntary LTD, Life & AD&D insurance
• Flexible vacation policy
• Retirement plan with employer match
• Paid parental leave
• Wellness Programs

DV is proud to be an equal opportunity employer and committed to creating an inclusive environment for all employees.