Jobs at CapitalSage Technology Limited

We are looking for experienced Senior Backend Engineers to design, build, and scale highly available financial services platforms. The ideal candidate must have strong experience in microservices architecture, distributed systems, API development, and high-volume transaction processing within FinTech, Banking, Payments, or related industries.

Key Responsibilities

• Design, develop, and maintain scalable backend services and APIs.
• Build and manage microservices-based architectures.
• Develop secure and high-performance financial transaction systems.
• Collaborate with product, mobile, frontend, QA, and DevOps teams.
• Implement automated testing, CI/CD, and observability best practices.
• Optimize application performance, reliability, and scalability.
• Participate in architecture reviews and technical decision-making.
• Mentor junior and mid-level engineers.

Technical Requirements

Python Track

Strong experience with:

• Python
• Django and/or FastAPI
• Django REST Framework
• Celery

C# Track

Strong experience with:

• C#
• .NET 8/9/10
• ASP.NET Core
• Entity Framework Core

Core Requirements (Both Tracks)

• Strong understanding of Microservices Architecture.
• Strong understanding of system design
• REST API and Event-Driven Architecture experience.
• PostgreSQL or other enterprise SQL databases.
• RabbitMQ and/or Apache Kafka.
• Docker and containerization.
• CI/CD pipelines and Git workflows.
• Test-Driven Development (TDD).
• Caching technologies (Redis preferred).
• Authentication and authorization (JWT, OAuth2, OpenID Connect).
• API security and secure coding practices.
• Cloud platform experience (AWS, GCP, or Azure).

Qualifications

• B.Eng/B.Sc in Computer Science, Computer Engineering, Electrical & Electronics Engineering, or related discipline.
• Minimum of 5 years backend engineering experience.
• FinTech, Banking, Payments, Digital Banking, Core Banking, or Financial Services experience is highly preferred.

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Role Purpose

The Cloud & Infrastructure function will manage and support the organization’s cloud platforms, servers, network infrastructure, firewalls, backup systems, disaster recovery readiness, monitoring tools, and infrastructure resilience across the Group.

Brief Job Responsibilities

• Manage cloud infrastructure across approved cloud platforms and support secure cloud operations.
• Support servers, virtual machines, storage, Kubernetes, and related infrastructure environments.
• Manage network infrastructure, firewall, VPN, ISP links, branch connectivity, and secure access.
• Monitor infrastructure uptime, availability, latency, backup status, and service health.
• Support backup operations, restore testing, disaster recovery readiness, and continuity planning.
• Implement infrastructure redundancy, failover readiness, and capacity planning.
• Support cloud cost optimization, utilization reporting, and monthly infrastructure performance reporting.
• Maintain infrastructure diagrams, asset inventory, SOPs, operational runbooks, and vendor records.
• Coordinate with ISPs, cloud providers, firewall OEMs, hardware vendors, and support partners.

Requirements

Educational Qualification and Experience

• Years of Experience Minimum 4–7 years in cloud infrastructure, systems administration, DevOps or infrastructure engineering.
• Multi-Cloud Experience Hands-on experience with at least two of AWS, Google Cloud and Azure. Experience across all three is preferred.
• Production Support Must have supported production workloads, critical applications, APIs, databases or transaction systems.
• Security Exposure Must understand cloud security, access control, network segmentation, logging and compliance requirements.
• Incident Handling Must have experience supporting incident response, outage resolution, RCA preparation and escalation management.
• Regulated Environment Experience in banking, fintech, payment, financial services or enterprise technology environment is an advantage.
• Minimum Qualification Bachelor’s degree or HND in Computer Science, Computer Engineering, Information Technology, Cybersecurity or related discipline.
• Equivalent Experience Strong hands-on cloud/infrastructure experience may be accepted where technical capability is proven.

Preferred Certifications

• Cloud Platform Recommended Certifications
• AWS AWS Certified Solutions Architect, AWS SysOps Administrator, AWS Security Specialty.
• Google Cloud Google Associate Cloud Engineer, Google Professional Cloud Architect, Google Professional Cloud Network Engineer.
• Azure Microsoft Certified Azure Administrator, Azure Solutions Architect Expert, Azure Security Engineer.
• Security/Infrastructure CompTIA Security+, CCNA, Kubernetes CKA/CKAD, Terraform Associate, ITIL Foundation.

Required Technical Skills

• AWS: EC2, S3, RDS, VPC, IAM, CloudWatch, ELB/ALB, Route 53, EKS, Backup, Security Hub, GuardDuty, or equivalent services.
• Google Cloud: Compute Engine, Cloud Storage, Cloud SQL, VPC, IAM, Cloud Monitoring, Load Balancing, GKE, Cloud DNS, Backup/Disaster Recovery, and security services.
• Microsoft Azure: Virtual Machines, Storage Accounts, Azure SQL, VNets, NSG, Azure AD/Entra ID, Azure Monitor, Application Gateway, AKS, Key Vault, and Backup.
• Operating Systems: Strong Linux and Windows Server administration.
• Networking: TCP/IP, DNS, DHCP, VPN, routing, NAT, subnetting, load balancing, SSL/TLS, and firewall rules.
• Security: IAM, MFA, PAM, encryption, endpoint hardening, vulnerability management, WAF, SIEM/SOC integration, and audit logging.
• Automation: Terraform, Ansible, CloudFormation, Azure Bicep, and scripting with Bash or PowerShell.
• Containers: Docker, Kubernetes, Helm, ingress controllers, container registries, secrets management, and deployment troubleshooting.
• Monitoring: CloudWatch, Azure Monitor, Google Cloud Monitoring, Prometheus, Grafana, OpenSearch, ELK Stack, Datadog, or similar monitoring tools.
• Backup & Disaster Recovery: Snapshot management, replication, restore testing, disaster recovery drills, backup retention, and recovery documentation.