FactSet, a leading financial data and analytics provider, is seeking a Software Engineer III to join their Quotes Engineering team in London. This role is crucial in FactSet's Real Time data offering, covering over 200 exchanges worldwide. The position involves working with high-volume data processing, where a single US options feed line can process more than 150k messages per second. You'll be responsible for maintaining low latency systems and efficient memory usage while handling large datasets. The role offers the opportunity to work with cutting-edge technology and drive design practices within the company. As part of the Quotes Content team, you'll be at the forefront of transforming FactSet's cloud infrastructure and offerings. The ideal candidate should have strong programming skills in C++, Python, and Bash, with experience in financial markets being a plus. FactSet has been recognized as one of the UK's Best Workplaces for 12 consecutive years and offers a collaborative, innovative environment where the best ideas can come from anyone. The company serves over 200,000 investment professionals worldwide and is committed to sustainable growth, having been included in the S&P 500 and recognized among the Best Places to Work in 2023 by Glassdoor.