Job DescriptionBuilding trusted markets – powered by our people. At Cboe Europe, 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! Cboe Europe is seeking a Principal Python Software Engineer. As part of a small, talented development team, you will help build and expand the data pipeline and event streaming functionality of the largest equities exchange in Europe, as well as our trade reporting facility and other platforms. We are firm believers in the value of testable, maintainable code, pair programming and software craftsmanship; as we expand and grow our product suite, we need an experienced engineer with strong leadership skills to help us grow. To support strong partnership and team connection, this role follows a four day in office work model.Location: London, UK Role Overview/Your responsibilities will be: Working closely with our business development and sales teams to develop innovative new products and features for our exchanges. Designing and building highly reliable, highly testable Python systems to support Cboe Europe’s trading operations.  Leading complex projects including: Meet regularly with team members and management to discuss project progress and operational correctness/efficiency. Manage the involvement of developers across multiple Cboe systems and/or other developers both in Europe and the United States. Participate in various R&D projects to identify and implement promising new technologies. Providing mentoring for other developers (worldwide when necessary). Leading others in debugging of complicated engineering and operational problems. Providing operational support for Cboe Europe’s trading systems by participating in a production support rota, responding to incidents in line with Cboe’s Incident Management and Response processes, and contributing to post-mortem analyses and follow-up actions. The ideal candidate has :Expert Python knowledge A commitment to writing testable, maintainable code. Proficiency with advanced SQL techniques. Deep Linux knowledge Solid knowledge of algorithms and data structures. Degree in Computer Science or related field preferred. Highly preferred: Experience with TDD, BDD or other testing methodologies Preferred: Familiarity with PostgreSQL and Snowflake Preferred: Familiarity with Web Frameworks such as Django, Flask or FastAPI Preferred: Familiarity with event streaming platforms such as Apache Kafka Preferred: Familiarity with data pipeline platforms such as Apache Airflow Preferred: Familiarity with Java Preferred: Experience in one or more relevant financial areas (market data, order management, algorithmic trading, financial systems integration, compliance, etc.) 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 well-being. 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 years’ 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 #LI-HLAny communication from Cboe regarding this position will only come from a Cboe recruiter who has a @cboe.com email or via LinkedIn Recruiter. Cboe does not use any other third party communication tools for recruiting purposes.SummaryLocation: London, United KingdomType: Full time