Software Engineer - Java Backend (m/f/d)

Halian | Managed Services, Recruitment and Contract Staffing Agency; Abu Dhabi; On-site; AED 300,000 - 520,000; Full time

Job summary

Halian is seeking a Software Engineer - Java Backend in Abu Dhabi to design and develop secure banking backend services and APIs. You will build scalable microservices using Java 17+, Spring Boot and Spring Cloud, and deploy them on Azure with AKS and related services.

You will collaborate with architects, DevOps, and security teams, implement OAuth 2.0, OIDC, JWT, and maintain secure SDLC practices while contributing to CI/CD pipelines and regulated banking projects.

Qualifications

• 5+ years backend development with Spring Boot microservices.
• Proven banking/fintech or financial services delivery.
• Experience with API gateways and enterprise integrations.
• Experience in regulated environments with security/compliance.
• CI/CD, DevSecOps, cloud-native development.
• Knowledge of Kafka or other messaging systems.

Responsibilities

• Build secure, scalable backend services and APIs.
• Develop RESTful APIs and OpenAPI specs.
• Deploy and support on Azure with AKS and cloud services.
• Collaborate with architects, DevOps, security and product squads.
• Ensure OAuth 2.0/OIDC/JWT and secure coding standards.
• Participate in Agile ceremonies and CI/CD pipeline implementation.

Skills

Java 17+

Spring Boot

Spring Cloud

Spring Security

Microservices

Tools

AKS

Azure App Services

Azure Key Vault

Azure Storage

Application Insights

Azure DevOps

OpenShift

Kubernetes

Docker

Istio

Kafka

IBM MQ

RabbitMQ

OpenAPI/Swagger

Kong / Layer7

Job description

Key Responsibilities*

Main duties and day-to-day tasks expected from the resource

• Build secure, scalable, resilient, and high-performance banking applications supporting digital channels, mobile banking, internet banking, corporate banking, and integration platforms.
• Develop RESTful APIs and event-driven services while adhering to enterprise API standards and governance frameworks.
• Deploy and support applications on Microsoft Azure using cloud-native services and container platforms.
• Collaborate with architects, DevOps engineers, security teams, and product squads to deliver end-to-end solutions.
• Implement OAuth 2.0, OpenID Connect, JWT, API security, encryption, and secure coding standards.
• Troubleshoot production issues, optimize application performance, and support release management activities.
• Participate in Agile ceremonies, design reviews, code reviews, and CI/CD pipeline implementation.

Required Skills*

Primary technical and functional skills

• Strong experience in Java 17+, Spring Boot, Spring Cloud, Spring Security, and Microservices Architecture.
• Hands-on experience in designing and developing REST APIs, OpenAPI/Swagger specifications, and API lifecycle management.
• Strong knowledge of API security including OAuth 2.0, OpenID Connect (OIDC), JWT, mTLS, and certificate management.
• Experience with Azure services including Azure Kubernetes Service (AKS), Azure App Services, Azure Key Vault, Azure Storage, Application Insights, and Azure DevOps.
• Experience with relational and NoSQL databases such as Oracle, PostgreSQL, SQL Server, MongoDB, and Redis.
• Strong understanding of design patterns, distributed systems, resilience patterns, and fault tolerance mechanisms.
• Knowledge of OWASP Top 10, and secure SDLC practices.

Required Experience / Knowledge Areas*

Specific domain or industry knowledge required

• 5+ years of backend development experience with at least 3 years building Spring Boot microservices.
• Proven experience delivering enterprise banking, fintech, payments, digital banking, or financial services solutions.
• Strong understanding of banking integration patterns, API Gateways (Kong, Layer7), and enterprise integration architecture.
• Experience working within regulated environments with strong security, audit, and compliance requirements.
• Experience building highly available and scalable systems supporting mission-critical customer journeys.
• Understanding of CI/CD, DevSecOps, cloud-native development, and containerized deployments.
• Experience with Kafka, IBM MQ, Rabbit MQ or other messaging technologies.
• Knowledge of OpenShift, Kubernetes, Docker, Istio Service Mesh, and container orchestration platforms.

Good-to-Have Skills

Additional skills that are an advantage but not mandatory

• Experience with API Management platforms such as Kong, Azure API Management.
• Knowledge of observability tools including Dynatrace, Grafana, Prometheus and App Insights.
• Experience with Corporate Banking, Trade Finance, Payments, Treasury, Lending, Customer Onboarding, or Digital Banking domains.
• Exposure to AI, cloud migration, and modernization programs.

Key Deliverables*

Expected outputs and outcomes from the resource

• Delivery of secure, scalable, and high-performing backend services and APIs.
• Development of reusable microservices and shared platform capabilities.
• Successful deployment and support of applications on Azure cloud platforms.
• Compliance with performance, security, audit, and regulatory requirements.
• Production-ready solutions with complete documentation, automated testing, monitoring, and operational support readiness.
• Achievement of defined NFRs for availability, latency, scalability, and resiliency.

Certifications Required

e.g. AWS Certified, PMP, CISSP, Azure, ITIL

• Microsoft Azure Developer Associate (AZ-204) Preferred
• Microsoft Azure Fundamentals (AZ-900) Preferred
• Oracle Java Certification Preferred
• Kubernetes Certification (CKA/CKAD) Preferred
• Certified Scrum Developer or Agile Certification Preferred

Software Engineer - Java Backend in Abu Dhabi, United Arab Emirates