Senior Java Architect

Hexaware Technologies; Greater London; On-site; GBP 120,000 - 180,000; Full time

Job summary

Hexaware Technologies in London seeks a seasoned Java Engineering Architect to define the architecture and drive delivery of next-generation Banking and Payment platforms. You will lead backend engineering teams, shape integration patterns, and push AI-powered development across the SDLC.

The role requires deep expertise in payment engines, enterprise messaging, and cloud-native platforms using Kubernetes and Docker to ensure high Availability and scalability.

Qualifications

• 15+ years of software engineering experience.
• 8+ years in Solution Architecture, Enterprise Architecture, or Principal Engineering roles.
• Proven experience delivering enterprise-scale Banking and Payment solutions.
• TOGAF, Kubernetes, Cloud certifications preferred.

Responsibilities

• Design and architect high-volume, mission-critical payment processing platforms.
• Payments & Banking Domain focus and orchestration.
• Lead enterprise messaging hubs and event-driven ecosystems.
• Champion AI-powered engineering practices across the SDLC.
• Lead globally distributed teams and define engineering roadmaps.
• Drive adoption of AI-first engineering frameworks.

Skills

Java

Spring Boot

Spring Cloud

Microservices

Messaging & Integration

Kafka

NATS

Event Streaming Platforms

Event-driven architecture

Oracle

Tools

Kubernetes

Docker

Job description

Role Summary

We are seeking a highly experienced Java Engineering Architect to lead the architecture, design, and delivery of next-generation Banking and Payment platforms. The ideal candidate will have deep expertise in payment engines, banking operations, messaging architecture, integration patterns, cloud-native engineering, and AI-driven software delivery.

This role requires a strong technology leader who can define enterprise architecture, drive engineering excellence, lead large backend engineering teams, and leverage AI-powered development practices to accelerate software delivery and innovation.

Key Responsibilities

• Payments & Banking Domain
• Design and architect high-volume, mission-critical payment processing platforms.
• Payment orchestration
• Real-time payments
• SWIFT
• ISO 20022
• Settlement and clearing systems
• Banking operational workflows
• Regulatory and compliance-driven architectures
• Collaborate with business and operations teams to modernize banking platforms.
• Architect enterprise messaging hubs and event-driven ecosystems.
• Kafka / NATS
• Event Streaming Platforms
• Drive architecture patterns for asynchronous processing and large-scale distributed systems.
• Design highly decoupled and configurable integration frameworks.
• Champion AI-powered software engineering practices across the SDLC.
• Drive adoption of:
• Cursor
• LLM-powered engineering tools
• Define AI-first engineering frameworks enabling accelerated delivery while maintaining engineering quality.
• Design and govern cloud-native application platforms using Kubernetes, Docker
• Ensure platforms support high availability, resilience, scalability, and operational excellence.
• Lead and grow teams of Java backend engineers, architects, and technical leads.
• Create engineering roadmaps and delivery strategies.
• Drive Agile and product-centric engineering practices.
• Partner with stakeholders, business leaders, and executive management.

Required Skills & Experience

• Core Architecture
• 15+ years of software engineering experience.
• 8+ years in Solution Architecture, Enterprise Architecture, or Principal Engineering roles.
• Proven experience delivering enterprise-scale Banking and Payment solutions.
• Expert-level knowledge of:
• Java
• Spring Boot
• Spring Cloud
• Microservices
• Messaging & Integration
• Deep expertise in Messaging Hub architecture.
• Strong experience with:
• Kafka , NATS
• Event Streaming Platforms
• Integration patterns
• Messaging patterns
• Event-driven architecture
• Databases
• Strong expertise in:
• Oracle
• Data modelling, performance tuning, HA/DR architecture, and transaction-heavy systems.
• Leadership & Communication
• Exceptional stakeholder management and executive communication skills.
• Ability to influence senior leadership and engineering organizations.
• Strong architectural documentation and presentation capabilities.
• Experience leading globally distributed teams.
• Strategic thinker with a hands-on engineering mindset.
• Preferred Qualifications
• Banking or Financial Services industry background.
• Experience with large-scale modernization and transformation programs.
• TOGAF, Kubernetes, Cloud, or Architecture certifications.
• Experience building AI-enabled engineering organizations.
• Exposure to GenAI and Enterprise LLM integration patterns.