Angelos Devletoglou

Angelos Devletoglou

VP of Engineering & Mentor | SaaS, AI, B2B2C

About Me

Technology leader with 20+ years of experience in developing engineering culture, strategy and SaaS data platforms.

Whether you are a startup, scaleup, or enterprise, I have developed the skills that can help you build high-performing teams, deliver impactful tech solutions, and drive business growth.

Key accomplishments

Across my time at Avios Group, Baresquare, Maru, Sainsbury's and Checkatrade

  • Scaled engineering organisations from 10 to 70 engineers across enterprise (Avios/IAG Loyalty, Checkatrade) and high-growth SaaS (Maru, Baresquare).
  • Accelerated release throughput by 200% and cut production incidents by 30% through cloud-native microservices architecture and shift-left engineering practices.
  • Drove a +6 point increase in Developer Experience Index (DXI) by streamlining developer workflows and reducing cognitive load.
  • Operationalized AI-assisted engineering, from LLM-powered JIRA workflow tooling to AI agent capabilities delivering automated insights to enterprise customers.
  • Delivered growth pre and post-acquisition from £1M to £35M ARR while owning ISO27001 certification and security compliance.

Leadership

I inspire people, deliver business impact, and build future-ready technology. I thrive in environments where strategic thinking, innovation, and strong execution are essential.

People

I build high-performing, resilient teams by fostering trust, autonomy, and a culture of continuous growth.

  • Leadership Coaching & Mentoring: Helping individuals and managers grow through structured development frameworks
  • Team Culture & Engagement: Building psychologically safe, inclusive, and collaborative environments
  • Talent Retention & Growth: Designing org structures and career pathways that support long-term success

Business

I drive growth by aligning technology strategy with commercial outcomes and operational excellence.

  • Tech Strategy & Execution Planning: Bridging business goals with engineering roadmaps and investment cases
  • Operational Excellence & Cost Optimisation: Streamlining delivery and reducing operational spend through automation and balancing insourcing with outsourcing
  • Post-M&A Integration & Scaling: Onboarding teams, aligning platforms, and embedding culture after acquisitions
  • Security & Governance: Embedding ISO27001 practices and AI review guardrails, turning customer security reviews into routine procedures

Technology

I design and deliver modern, scalable solutions that create scalable value and competitive advantage.

  • Platform Architecture & Cloud Modernisation: Designing resilient, cloud-native infrastructures on AWS/GCP
  • Data & AI Product Development: Building intelligent systems with real-time analytics and AI/ML capabilities
  • Developer Experience & DevOps Enablement: Implementing CI/CD, monitoring, and tooling to increase productivity and quality
  • Agentic SDLC: Embedding LLM/AI-powered tools into daily engineering workflows with review guardrails and metrics to drive measurable efficiency