payabl.

QA Engineer

• Ensure the quality, stability, and reliability of financial data and payment-related systems
• Build and maintain automated tests using Playwright with TypeScript
• Create and execute test cases for new feature implementations
• Perform API and backend testing to ensure correct system behaviour and data integrity
• Perform functional, integration, regression, and system testing across FinDB systems
• Conduct manual testing when needed
• Prepare test scenarios, test cases, test data, and coverage based on product requirements
• Analyse logs and system flows to identify issues and understand root causes
• Identify, document, and track defects with clear evidence and reproducible steps
• Participate in refinement sessions and provide QA input early in the development lifecycle
• Collaborate with engineers and product teams to improve quality and delivery
• Contribute to improving test automation, coverage, and QA practices
• Report to the Team Lead

QA Engineer – Fin DB

• Perform end-to-end functional, integration, regression, and system testing for Core Banking and Payment platforms
• Build and maintain automated tests using Python, PyTest, Cypress, and Playwright
• Create and execute test cases for new feature implementations
• Participate in refinement sessions and provide QA input early in the development lifecycle
• Prepare test plans, test scenarios, test cases, test data, and coverage
• Perform API and backend testing to ensure correct system behaviour and data integrity
• Conduct manual testing when needed
• Analyse logs and system flows to identify issues and root causes
• Identify, document, and track defects with clear evidence and reproducible steps
• Collaborate with engineering and product teams to improve quality and delivery
• Contribute to stable and reliable software in a complex banking environment
• Report to the Team Lead

QA Engineer – Banking

Backend Engineer

• Design, develop, and implement payment solutions for stable and consistent payment processing
• Support and extend the existing Perl-based payment gateway
• Design and build high-performance Python microservices
• Architect and implement scalable, distributed Python services to replace legacy components
• Integrate and manage third-party APIs and external payment services
• Ensure seamless transaction flows and robust error handling
• Lead code reviews and drive engineering best practices
• Identify system bottlenecks and improve performance and scalability
• Collaborate with DevOps to improve GitLab CI/CD pipelines
• Architect solutions using AWS services such as Lambda and ECS
• Apply a product mindset to understand business logic, user impact, and feature purpose
• Troubleshoot and resolve complex production issues in distributed systems
• Maintain zero-downtime production operations for merchants
• Report to the Technical Lead

Senior Backend Engineer, Python

Compliance

• Develop, maintain and continuously improve information security policies, standards and procedures aligned with ISO 27001 and applicable regulatory requirements
• Manage the full policy lifecycle, including approval workflows, periodic reviews, ownership and version control
• Maintain the information security risk register, including risk identification, assessment, treatment tracking and formal risk acceptance
• Prepare risk reporting for management and governance committees and track remediation actions through closure
• Support compliance activities under DORA, including the Register of Information, PSD2/EBA ICT guidelines, GDPR and PCI DSS across licensed entities
• Contribute to operational resilience activities for the UK entity in line with FCA requirements
• Manage the third-party risk management lifecycle, including due diligence, security questionnaires, risk rating, onboarding gates and periodic reassessments
• Maintain the vendor register and contractual security requirements with the Legal team
• Coordinate internal and external audits, including Big Four ICT audits, regulator requests and PCI QSA cycles, and manage the audit calendar
• Own evidence collection and maintain an evidence library for audits, certifications and client questionnaires
• Administer and develop the GRC platform, including control monitoring, automated evidence collection, framework mapping and reporting
• Apply AI tools to GRC activities such as policy drafting, gap analysis, evidence assembly and questionnaire responses, and automate recurring processes
• Contribute to the AI governance programme, including AI vendor assessment, support of the AI system register and alignment with emerging requirements such as the EU AI Act
• Report to the Head of Information Security

Senior Governance, Risk and Compliance Engineer

• Design, develop, and implement payment solutions supporting stable and consistent payment processing
• Support and extend the existing Perl-based payment gateway
• Design and build high-performance Python microservices
• Architect and implement scalable, distributed Python services replacing legacy components
• Integrate and manage third-party APIs and external payment services
• Ensure seamless transaction flows and robust error handling
• Lead code reviews and drive engineering best practices
• Identify system bottlenecks and improve performance and scalability
• Collaborate with DevOps to improve GitLab CI/CD pipelines
• Architect solutions using AWS services such as Lambda and ECS
• Apply a product mindset to understand business logic, user impact, and feature rationale
• Troubleshoot and resolve complex production issues in distributed systems
• Maintain zero-downtime reliability for merchants

Security Engineer

• Build product security across the engineering organization
• Build the product security practice and report to the Head of Information Security
• Embed security into the software development lifecycle from architecture and design through build, deployment, and remediation
• Introduce security gates, secure release practices, and guardrails into engineering workflows
• Select and operate application security tooling
• Use AI and automation to increase security coverage without slowing product delivery
• Lead threat modelling for new products and major changes
• Provide secure-by-design input for products involving card issuing, embedded finance, banking-as-a-service, and other payment products
• Define secure-by-default application architecture patterns for authentication, authorization, API design, and service-to-service trust
• Evaluate traditional tooling versus AI-assisted alternatives
• Own CI/CD pipeline and software supply-chain security controls
• Implement and improve container image scanning, dependency management, software bills of materials, infrastructure-as-code checks, and deployment-manifest security checks
• Introduce AI agents and LLM-assisted workflows as the default application-security delivery mechanism
• Drive remediation of application-layer findings with engineering teams, including penetration-test, scanner, and disclosure-report findings

Senior Product Security Engineer

• Support, maintain, and extend the existing Perl-based payment gateway in a live financial production environment
• Debug production issues and add features during the migration
• Design, develop, and maintain high-performance, scalable Python server-side components
• Architect and build the next-generation Python microservices platform
• Integrate third-party APIs and external payment services across legacy and modern platform layers
• Collaborate with stakeholders across departments in agile sprints
• Apply a product-focused mindset to understand business logic and user impact
• Participate in code reviews and uphold high code-quality standards
• Work with DevOps on CI/CD pipelines, containerization, and cloud deployments
• Report to the Technical Lead

Senior Backend Engineer, Python – Core Gateway

• Design and implement scalable Python microservices in a distributed architecture
• Build and optimize high-performance backend systems for scalability and reliability under high load
• Integrate and manage third-party APIs and external services
• Collaborate with cross-functional teams to define technical solutions and system design approaches
• Architect and deploy solutions using AWS services, including Lambda and cloud infrastructure
• Improve and maintain CI/CD pipelines and deployment processes with DevOps
• Lead and contribute to code reviews
• Identify system bottlenecks and drive performance and scalability improvements
• Troubleshoot complex production issues in distributed systems
• Contribute to technical discussions and guide team best practices
• Participate in technical screening, practical assessment, and final interview stages as applicable to the hiring process
• Report to the Group CTO

Senior Backend Developer, Python

• Design and build reliable, scalable microservices
• Work with and transform legacy systems
• Extract business logic from existing codebases and reimplement it in modern Python services
• Ensure idempotency, data integrity, and graceful error handling across services
• Build new features and refactor legacy modules
• Design and consume external APIs
• Work with webhooks, callbacks, and complex retry policies
• Collaborate with stakeholders across departments in agile sprints
• Apply a product-focused mindset to understand business logic and end-user impact
• Contribute to CI/CD pipelines, Docker, or Kubernetes infrastructure
• Propose and advocate for tools and technologies improving performance, security, or development speed
• Report to the Technical Lead
• Participate in technical screening, practical assessment, and final interview stages

QA Engineer – Fin DB

QA Engineer – Banking

Senior Backend Engineer, Python

Senior Governance, Risk and Compliance Engineer

Senior Backend Engineer, Python

Senior Product Security Engineer

Senior Backend Engineer, Python – Core Gateway

Senior Backend Developer, Python

Senior Backend Developer, Services