Senior Cloud Security Engineer - Fintech, Hybrid, 6-Month

Bluefin Resources Pty; Sydney; Hybrid; AUD 150,000 - 200,000; Full time

Job summary

Bluefin Resources Pty is seeking a Senior Security Engineer for a 6-month contract with hybrid in Sydney. The role covers cloud security, security operations, and DevSecOps across multiple ventures, with Azure emphasis and some AWS exposure.

You’ll work closely with cross-functional teams to implement security controls, automate configurations, and guide stakeholders on risk-aware security practices. Strong background in fintech or regulated environments is highly valued.

Qualifications

• Senior-level, hands-on experience across security engineering.
• Strong cloud security in Microsoft Defender/Sentinel/Entra ecosystems.
• Background in Sec Ops and security automation.
• Experience with DevSecOps and infrastructure as code (Terraform preferred).
• Understanding of detection engineering, vulnerability management and security operations.
• Experience in fintech or regulated environments is highly regarded.

Responsibilities

• Lead and deliver cyber security initiatives across a varied portfolio of digital ventures.
• Strengthen cloud security controls across Azure environments mostly with some AWS.
• Support security operations, including detection engineering and improvements across Microsoft Sentinel and Microsoft Defender.
• Contribute to DevSecOps automation and manage security configuration through code.
• Work with identity and access technologies, including Microsoft Entra.
• Assess priorities, respond to changing demands and elevate risks constructively.
• Partner with technical and business stakeholders to provide practical security guidance.
• Work independently from broad direction while collaborating closely with a small, multidisciplinary team.

Skills

Security engineering

Cloud security (Microsoft ecosystem)

Security operations

DevSecOps

Vulnerability management

Detection engineering

Regulated environments experience

Microsoft Defender

Microsoft Sentinel

Microsoft Entra

Tools

Terraform

Job description

Bluefin Resources Pty is seeking a Senior Security Engineer for a 6-month contract with hybrid in Sydney. The role covers cloud security, security operations, and DevSecOps across multiple ventures, with Azure emphasis and some AWS exposure.

You’ll work closely with cross-functional teams to implement security controls, automate configurations, and guide stakeholders on risk-aware security practices. Strong background in fintech or regulated environments is highly valued.