Hunter Bond
Software Engineer (Java, Payments) - Inside IR35 - Up to £650 per day
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Senior Lead Software Engineer – Backend
Location: Canary Wharf, London
Working: 5 days per week onsite
We are looking for Senior Lead Software Engineers to join a major banking technology programme, working as embedded members of product-focused engineering squads from our Canary Wharf office.
You will be responsible for designing, developing and supporting mission-critical, cloud-native backend services, contributing across the full software development lifecycle. The roles require strong backend engineering skills, technical leadership and the ability to work in a highly collaborative and regulated Financial Services environment.
Key Responsibilities
- Design, develop and support Java-based backend services and microservices.
- Build scalable, resilient and highly available distributed systems.
- Develop REST APIs, messaging and event-driven solutions.
- Apply modern engineering practices including Domain-Driven Design, automated testing and CI/CD.
- Support production systems, incident management and continuous improvement.
- Contribute to technical architecture and engineering decisions.
- Work closely with Product, Engineering and Business stakeholders.
- Mentor engineers and promote high standards of software development.
- Drive automation and responsible use of AI-assisted development tools.
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Essential Experience
- Strong commercial Java backend development experience.
- Experience with cloud-native applications and microservices.
- Strong understanding of distributed systems and REST APIs.
- Experience with messaging / asynchronous processing.
- Strong automated testing and CI/CD experience.
- Experience supporting mission-critical production systems.
- Technical leadership, mentoring and stakeholder management experience.
- Experience working in Agile engineering environments.
Desirable
- AWS, Banking/Financial Services, Payments, Visa/Mastercard and high-volume transaction processing.
Job Descriptions
Senior Lead Software Engineer – Backend
This position is more focused on core backend engineering, architecture and operational excellence. We're particularly interested in candidates with:
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- Expert-level Java experience.
- Strong distributed systems and cloud engineering knowledge.
- AWS / cloud-native experience.
- Experience supporting high-availability, mission-critical platforms.
- Strong testing, performance and production support experience.
Senior Lead Software Engineer – Java / Kotlin
This position has a stronger focus on Java/Kotlin, product engineering and technical direction. We're particularly interested in candidates with:
- Strong Java and/or Kotlin experience.
- JVM ecosystem knowledge.
- Experience building scalable, customer-facing platforms.
- Strong problem-solving skills.
- Experience influencing technical direction across teams.
- A strong background in mentoring and engineering best practice.
Both roles are senior, hands-on engineering positions and require candidates to be onsite in Canary Wharf 5 days per week.
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