Senior Software Engineer
Confirmed on the employer's own hiring board on Oct 8, 2026. First seen by Alion on Oct 8, 2026.
What we’re all about.
Do you ever have the urge to do things better than the last time? We do. And it’s this urge that drives us every day. Our environment of discovery and innovation means we’re able to create deep and valuable relationships with our clients to create real change for them and their industries. It’s what got us here - and it’s what will make our future. At Quantexa, you’ll experience autonomy and support in equal measures allowing you to form a career that matches your ambitions. 41% of our colleagues come from an ethnic or religious minority background. We speak over 20 languages across our 47 nationalities, creating a sense of belonging for all.
Opportunity
Due to the continuous success and high demand from our customers, we are looking for s Software Engineer to join our R&D team to build and shape the next generation of products that transform how organizations around the world use data.
You’ll be joining the Research and Development department where you will be working on our core Contextual Decision Intelligence offering: The Quantexa Platform. The Quantexa Platform helps our Customers solve business problems in areas such as fraud, financial crime, data management and many more. Our products process, analyse and display huge volumes of data with the ultimate aim of detecting anomalous and suspicious activity.
Our back end services are primarily written in Scala and deployed as microservices. We are huge fans of functional and strongly typed programming, making use of libraries such as Cats and Shapeless. We use Akka and Monix to help build scalable, highly performant, distributed systems. We utilise techniques such as event sourcing and CQRS in our persistence layer to ensure our datastores are scalable and flexible.
Headquartered in London with significant offices in New York, Boston, Toronto, Sydney, Singapore, and Brussels, Quantexa is continuing its expansion within the UK, building on our core values of Determination, Ambition, Teamwork and Accountability.
Requirements
What do I need to have?
Take pride in designing, building and delivering high quality well engineered solutions to complex problems
Take a big picture approach to solving problems, taking care to ensure that the solution works well within the wider system
Commercial Scala and Functional Programming experience (we may consider candidates without if their commercial background is relevant e.g. Java and they have some non-commercial Scala experience)
Have experience of the full engineering life cycle, from design and implementation through to testing and deployment
Experience with DevOps tooling and approaches (automation and tooling is something we are passionate about, we even have a dedicated Developer Tooling team)
Experience in the following would be beneficial but not essential:
Working with big data technology, ideally Spark but others will also be useful such as Hadoop or Elasticsearch
Experience with DevOps tooling and approaches (automation and tooling is something we are passionate about, we even have a dedicated Developer Tooling team)
Building data processing pipelines for use in production batch systems, including either traditional ETL pipelines and/or analytics pipelines
Manipulating data through cleansing, parsing, standardising etc, especially in relation to improving data quality/integrity
Our mission.
We have one mission. To help businesses grow. To make data easier. And to make the world a better place. We’re not a start-up. Not anymore. But we’ve not been around that long either. What we are is a collection of bright, passionate minds harnessing complexities and helping our clients and their communities. One culture, made of many. Heading in one direction - the future.
It’s all about you.
We want you to feel welcome, valued, and respected - because it’s your individuality and passion that make you Q. We see that, and we celebrate it. That’s why we’re proud to be an Equal Opportunity Employer.
We are committed to fostering an inclusive and diverse work environment, continuously improving to ensure everyone belongs. Our recruitment process is designed to be inclusive and accessible. If you need any reasonable adjustments or accommodations, please let our Talent Acquisition Team know - we’re happy to assist.
No matter your race, beliefs, color, national origin, gender, sexual orientation, age, marital status, neurodiversity, or abilities-whoever you are-if you're a passionate, curious, and caring human eager to push the boundaries of what’s possible, we want to hear from you.