Senior PostgreSQL DBA with Python software engineering

Cboe; City Of London; On-site; GBP 80,000 - 100,000; Full time

Job summary

A prominent financial services company in London is seeking a Senior Software Engineer for the Database & Platform team. You will be responsible for architecting critical infrastructure and developing automated solutions to support global trading systems. The ideal candidate has extensive PostgreSQL and Python experience. This role offers competitive compensation and various employee benefits including medical insurance, generous leave, and a supportive work environment.

Benefits

Competitive salary

Comprehensive private medical insurance

Life and long-term illness insurance

Enhanced paid parental leave

25 days holiday per year

Employee stock purchase plan

Paid tuition assistance

Qualifications

• Experience with database replication, tuning, and high-availability in production environments.
• Track record of delivering tested and maintainable code.
• Familiarity with Snowflake is a plus.

Responsibilities

• Architect core infrastructure for mission-critical exchange platforms.
• Develop automated tooling for database observability and performance tuning.
• Partner with teams to ensure platform reliability.
• Contribute to incident response and root cause analysis.
• Mentor other engineers and guide technical roadmaps.

Skills

Expert-level experience with PostgreSQL

Strong proficiency in Python

Solid understanding of Linux/UNIX

Job description

Job Description

Company Overview

At Cboe UK, we inspire our people to solve complex challenges together because what we do matters. We provide the financial infrastructure that powers the global economy. As a leading provider of market infrastructure and tradable products, Cboe delivers cutting‑edge trading, clearing and investment solutions to market participants around the world. We’re building inclusive ways to support professional and personal development while strengthening the trust we’ve earned as a global market leader. Our teams are empowered to share ideas, actively pursue them and bring on a challenge. As champions of internal mobility and access to opportunity, we encourage our people to “go for it” and equip our managers with the training to coach their teams to the next level. Our Associate Resource Groups champion diversity, equity and inclusion, giving associates a safe space to network, share ideas and create opportunities.

Sound like the place for you? Join us!

Senior Software Engineer – Database & Platform Team

The Database & Platform team is looking for a Senior Software Engineer with advanced PostgreSQL experience and deep Python expertise to help power the infrastructure behind our global markets. This is a high‑impact role for a hands‑on engineer who thrives in a fast‑paced technical environment. We are looking for a team player who is passionate about building resilient, scalable systems that will support real‑time trading and analytics.

In this role you’ll be responsible for:

• Architecting and leading development of core infrastructure that supports the mission‑critical exchange platforms and PostgreSQL databases globally.
• Automated tooling for database observability, replication, fail‑over, and performance tuning to meet the demands of our high‑throughput systems.
• Partnering with other teams to ensure platform reliability and drive continuous improvement.
• Contributing to incident response and root cause analysis, ensuring rapid recovery and long‑term resilience of the trading and data platforms.
• Mentoring other engineers and influencing the technical roadmap.

The ideal candidate has:

• Expert‑level experience with PostgreSQL, including replication, tuning and high‑availability strategies in production environments.
• Strong proficiency in Python, with a track record of delivering tested, maintainable code.
• Solid understanding of Linux/UNIX systems, shell scripting and Salt orchestration.

Desirable experience:

• Familiarity with Snowflake is a plus.
• Background in financial markets and trading systems is preferred.

Location Overview

The Cboe office in London is situated in The Monument Building, a modern space that spans two floors and features a spacious outdoor balcony. From the balcony, employees can enjoy stunning views of some of London's most iconic architectural landmarks, adding a unique touch to the work environment. The building is equipped with convenient amenities for office commuters, including bike storage and showers, making it easy for staff to freshen up after their commute. Its prime location in the heart of London's financial district ensures that employees have easy access to a variety of cafes, restaurants, and shops, creating an ideal balance of work and leisure.

The office is located directly adjacent to the historic Monument to the Great Fire of London and is just across the street from the Monument Underground Station. This provides convenient transport links, with access to the West End in less than 15 minutes. The location blends the vibrancy of central London with the business‑centric atmosphere of the City, making it an attractive hub for professionals.

Benefits and Perks

We value the total wellbeing of our people – including health, financial, personal and social wellness. We believe standard benefits like health insurance and fair pay are a given at any organization. Still, you should know we offer:

• Fair and competitive salary and incentive compensation packages with an upside for overachievement
• Comprehensive private medical insurance for employees and their families which includes dental cover (taxable benefit)
• Cboe pays for employee access to a private GP service (face to face or phone call consultations) to make it easy and convenient for you to see a doctor
• Life and long‑term illness insurance for stability and peace of mind
• EAP – This service intends to help employees deal with personal problems that might adversely impact their work performance, health and wellbeing. This service includes short‑term counselling and referral services for employees and their immediate family.
• Enhanced paid parental and adoption leave to support parents
• Cboe offers pensions contribution up to 7% of base salary. You don’t have to contribute yourself.
• ClassPass Corporate Membership which provides access to on‑demand classes, livestream classes, in‑person classes and wellness sessions across different fitness genres. (taxable benefit)
• 25 days holiday per year per holiday year for full‑time employees, increasing with length of service at a rate of one extra day per completed year’s service, up to a maximum of 30 days.
• Discounted Employee Stock Purchase Plan
• Employee referral bonus program
• Complimentary lunch, snacks and drinks in any Cboe office
• Paid tuition assistance and education opportunities
• Generous charitable giving company match
• Volunteer opportunities to help you give back to your communities

More About Cboe

We’re reimagining the future of the workplace by focusing on what matters most, our people. Our journey is an inclusive one. We’re investing deeply in leadership programs and career development initiatives that ensure everyone has an equal chance to succeed. We celebrate the diversity in our communities, inside and out, and welcome new perspectives with equity, inclusion and belonging.

We work with purpose, solving problems with ingenuity, collaboration, and a lot of passion. We’re an engaged and excited team connecting markets across borders and embracing growth in all its forms to achieve incredible outcomes.

Learn more about life at Cboe on our website and LinkedIn.

Equal Employment Opportunity

We’re proud to be an equal opportunity employer – and celebrate our associates’ differences, including race, religion, sex, sexual orientation, gender identity, national origin, age and disability.