highly scalable, fault-tolerant, distributed systems utilising AWS services such as API Gateway, Lambda, DynamoDB, SQS, SNS, and EventBridge Are knowledgeable about AI and machine learning fundamentals, including decisiontrees, logistic regression, and neural networks Have prior experience integrating OpenAI or constructing Agentic AI systems, and are open to utilising AI tools like Cursor Demonstrate core software engineering More ❯
models and their performance using techniques like cross-validation and performance metrics. You’ll also have familiarity with algorithms commonly used in surveillance, such as classification algorithms including DecisionTrees and SVMs. You’ll also demonstrate: Proficiency in data manipulation and analysis using tools like Python Awareness of the regulations and compliance requirements surrounding model risk including SS More ❯
London, England, United Kingdom Hybrid / WFH Options
Lendable Ltd
for unsecured lending products, ideally with credit cards; familiarity working with third-party fraud detection tools.* **Technical Skills**: Proficiency in SQL or Python for data analysis; familiarity with decisiontrees or other predictive modelling is a plus* **Domain Knowledge**: Familiarity with applicable laws and regulations that impact Zendable’s business including BSA, OFAC, GLBA, TILA including the Credit More ❯
using BDD or similar frameworks. Capture both functional and non-functional requirements, including technical integration points and data mapping. Create visual artefacts such as ERDs, process maps, and decisiontrees to support development. Stakeholder Engagement Act as the key liaison between business users and IT delivery teams. Build strong relationships across the pricing, actuarial, underwriting, and technology functions. More ❯
ability to explain technical concepts to non-technical audiences and influence VP-level stakeholders. Strong understanding of logic-based workflows, with the ability to confidently design and troubleshoot decisiontrees, conditional logic, and automation flows. Comfort operating in ambiguity, solving complex problems, and staying on track amidst shifting priorities. A curious and resilient mindset, with a bias for More ❯
London, England, United Kingdom Hybrid / WFH Options
Citi
Knowledge/Experience: Proven success in Cards and/or Fraud Management disciplines Must have experience with tools such as Python/SQL, Tableau/PowerBI, decisiontree software ( Angoss) Prior experience and knowledge of Cards fraud is essential Working knowledge of card authorization and an understanding of how to reduce authorization declines is required Understanding of … or equivalent experience in a related field Skills: Exceptional analytical skills Superior verbal and written skills Proficient in tools such as MS Office, Excel and Access, decisiontree software Working knowledge of SQL and databases required Job Family Group: Operations - Services Job description: This role will be responsible for developing and managing fraud prevention and detection strategies … Knowledge/Experience: Proven success in Cards and/or Fraud Management disciplines Must have experience with tools such as Python/SQL, Tableau/PowerBI, decisiontree software ( Angoss) Prior experience and knowledge of Cards fraud is essential Working knowledge of card authorization and an understanding of how to reduce authorization declines is required Understanding of More ❯
to tabulate and analyze quantitative consumer research data effectively. This also includes running advanced statistical analysis which includes, but is not limited to, correspondence analysis, CHAID (decisiontree analysis), cluster analysis (segmentation), and forecasting. Maintaining internal databases: Gathering market data through desk research and managing an internal database of the macro-economic environment. Who we are looking More ❯
Manchester, Lancashire, United Kingdom Hybrid / WFH Options
BT Group
of others: Contribute, author, or maintain (as appropriate) and communicate a set of architecture artefacts: Standards & policies Guard rails Patterns and anti-patterns Guidance on choice (decisiontree, cloud assessment, etc.) Principles Defining and maintain a set of architecture building blocks jointly with security architects Key solution building blocks, jointly with solution architects and/or security More ❯