--- title: 'Software Engineer at Quantexa' canonical: 'https://feeny.ai/job/software-engineer-quantexa-london-kajajkzygye7' type: 'job' last_seen: '2026-09-05' --- # Software Engineer at Quantexa - **Company:** Quantexa - **Location:** London, United Kingdom - **Employment:** full-time - **Posted:** 2026-06-19 - **Last confirmed live:** 2026-09-05 - **Apply:** https://jobs.ashbyhq.com/quantexa/a255bbab-562f-444d-99e1-5323f6818696/application **Skills:** Scala, Functional Programming, Java, Spark, Hadoop, Elasticsearch, DevOps, ETL pipelines, Analytics pipelines, Data processing, Agentic AI tooling > Join the Decision Systems team to build and enhance Quantexa's Decision Intelligence platform using Scala. You will design high-quality solutions for complex data problems, manage stakeholders, and leverage agentic AI tooling to improve detection logic and system performance. ## Job description 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 As a Software Engineer at Quantexa, you’ll play a key role in shaping one of the most critical components of our Decision Intelligence platform: Decision Systems. The Decision Systems team is responsible for turning complex, interconnected data into actionable insights — helping global organizations detect patterns, uncover risks, and make smarter decisions. You’ll work across the software stack, from enhancing our scoring capabilities to uncover financial crime, to building tools that make detection logic easier and more powerful for our users. Your work will directly influence how clients identify suspicious activity and protect their businesses. This isn’t just about coding, stakeholder management will be a growing focus of this role. You’ll have the autonomy to take features from concept to release, collaborating closely with product teams and delivery experts to design solutions that make a real impact. You’ll be part of a talented, supportive team that values innovation, knowledge sharing, and continuous improvement. The role is focused on software development using the latest in agentic AI tooling. Typical tasks in the team are: - Building new tooling to allow users to configure detection logic more easily and effectively - Enhancing the platform so that existing Scores can be applied across a wider range of scenarios - Improving the performance of the system so even the largest datasets can be analysed efficiently There are 3 different sub-teams within Decision Systems, each focusing on different areas across the scoring capability within Quantexa. Specifics of the remit and differences between these teams can be shared upon request. We have a great team culture, with regular socials and a strong presence in Quantexa’s London office, whilst maintaining a flexible working policy allowing for regular home working. Come and be a part of the next stage of the growth of our team and Quantexa as a whole! ## 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 experience or Functional Programming experience with languages such as Java - Have experience of the full engineering life cycle, from design and implementation through to testing and deployment - Passion and drive to grow within one of the UK’s fastest growing scale-ups 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 perks and quirks. What makes you Q will help you to realize your full potential, flourish and enjoy what you do, while being recognized and rewarded with our broad range of benefits. We offer: - Competitive salary & Company bonus - 25 days annual leave (with the option of buying up to 5 days, and rolling over up to 10), plus national holidays + your birthday off! - Pension scheme with a company contribution of 6% (when you contribute 3%) - Private Healthcare, including dental & optic cover - Life Insurance and Income Protection - Regularly bench-marked salary rates - Enhanced Maternity, Paternity, Adoption, or Shared Parental Leave - Well-being days - Volunteer Day off - Work from Home Equipment - Commuter, Tech and cycle to work schemes - Free Subscription to a meditation, relaxation and sleep app - Continuous Training and Development - Spend up to 2 months working outside of your country of employment over a rolling 12-month period with our ‘Work from Anywhere’ policy - Team Social Budget & Company-wide Socials 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. ## About Quantexa ## Company Overview - **One-liner**: Quantexa provides a Contextual Decision Intelligence platform that unifies siloed data to help organizations fight financial crime, manage risk, and improve customer intelligence through advanced analytics and explainable AI. - **Entity Type**: Private (Series E) - **Headquarters**: London, United Kingdom - **Founded**: 2016 - **Founders**: Vishal Marria (CEO), Jamie Hutton (CTO) ## Core Business - **Primary Industry**: Data, Analytics, and AI — specifically Decision Intelligence platforms - **Target Customers**: B2B, Enterprise — banks, insurers, telecoms, healthcare providers, and government agencies - **Mission Statement**: To redefine decision-making across organizations through connected, contextual decision intelligence — turning fragmented data into trusted, actionable insights. ## Products & Services - **Quantexa Decision Intelligence Platform**: A unified platform that ingests and connects millions of data points into a single, contextual view. It leverages entity resolution, knowledge graphs, and explainable AI to power use cases across financial crime detection, fraud prevention, KYC, risk management, customer intelligence, and enterprise data modernization. - **Q Labs**: An ecosystem innovation hub bringing together customers, partners, and Quantexa experts to develop trailblazing ideas and future technology applications. ## Market Standing - **Valuation**: $2.6 billion (as of March 2025) - **Key Metric**: Total funding — the company has raised significant capital through its Series E round (specific amount not disclosed in available data, but the valuation is confirmed). - **Notable Investors/Partners**: The company works with a partner ecosystem including major system integrators and technology partners. Key customers include HSBC, Vodafone, Zurich, Novobanco, and an NHS Foundation Trust. - **Growth Signals**: Over 900 employees globally, 17 office locations worldwide, active in 100+ countries, processes 60+ billion records at scale, and has over 15,000 Decision Intelligence platform users. Named a Leader in the 2025 Gartner® Magic Quadrant™ for Decision Intelligence Platforms. ## Competitive Advantages - **Pioneering Category**: Quantexa is a recognized leader in the emerging Decision Intelligence market, having been named a Leader in the 2025 Gartner Magic Quadrant for Decision Intelligence Platforms. - **Explainable AI**: The platform is built on explainable and auditable AI, which is critical for regulated industries like banking, insurance, and government. - **Unified Data Foundation**: Its ability to unify massive, siloed datasets into a single contextual view creates a strong moat, as switching costs for clients are high once the platform is integrated. - **Real-World Impact**: The platform is used for societal good — uncovering human trafficking networks, reducing money laundering, improving patient care, and protecting public funds. ## Strategic Focus - **Growth & Market Expansion**: The company is actively hiring in sales and engineering roles across the US, Japan, and Europe, indicating a push into new geographic markets and verticals (e.g., Japan, DACH region). - **Product Innovation**: Q Labs and a continued focus on AI-driven decision intelligence suggest a commitment to staying ahead of the technology curve. - **Partner Ecosystem**: Deepening partnerships with system integrators and technology partners to scale reach and solution delivery. ## Why Work Here - **Culture & Values**: The company emphasizes Determination, Ambition, Teamwork, and Accountability. Employees describe a collaborative environment where "there is always a Quantexan somewhere that can help." - **Impactful Work**: Engineers and data scientists work on high-volume, data-intensive applications that solve large-scale societal problems (e.g., fighting financial crime, improving healthcare). - **Growth Stage**: The company describes itself as a "fast-growing scale-up" — not a startup, but still with significant growth trajectory and opportunity for impact. - **Remote/Hybrid Policy**: Not explicitly stated, but the company has 17 office locations globally and a global team, suggesting a flexible approach. - **Notable Perks**: The careers page highlights a "mission based on ambition" and a sense of belonging. Employee testimonials mention being challenged to explore new ideas and having an entrepreneurial spirit within a scale-up. ## Sources 1. [quantexa.com](https://www.quantexa.com/about/) 2. [quantexa.com](https://www.quantexa.com/) 3. [quantexa.com](https://www.quantexa.com/careers/) 4. 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