Senior Java Backend Engineer - GCP, IAM, FinServ

Square One Resources; Basildon; On-site; GBP 89,000 - 117,000; Full time

Job summary

Square One Resources is recruiting a Senior Software Developer for a Dunton-based, four-days-a-week on-site role in a highly regulated financial services organisation. You will design and build high-scale backend services in Java.

You’ll develop secure IAM solutions, work on high-volume transactional systems, and apply Test Driven Development throughout the lifecycle. Experience with IAM, OAuth/OpenID Connect, SSO, microservices, distributed systems, and cloud platforms (GCP/AWS/Azure) is

Qualifications

• Strong backend software engineering experience.
• Strong Java development experience.
• Experience designing and building high-scale backend services.
• Experience working in financial services or regulated environments.
• Experience with IAM platforms.
• Knowledge of OAuth, OpenID Connect, SSO, or authentication services.
• Experience with microservices and distributed systems.
• Exposure to cloud platforms (GCP, AWS, or Azure).

Responsibilities

• Designing and building high-scale backend services using Java
• Developing secure and resilient identity and access management solutions
• Working on systems supporting high-volume transactional workloads in a regulated environment
• Applying Test Driven Development (TDD) throughout the software development lifecycle

Skills

Backend software engineering

Java development

Identity and Access Management (IAM)

OAuth

OpenID Connect

SSO

Microservices

Distributed systems

Cloud platforms (GCP/AWS/Azure)

Job description

Square One Resources is recruiting a Senior Software Developer for a Dunton-based, four-days-a-week on-site role in a highly regulated financial services organisation. You will design and build high-scale backend services in Java.

You’ll develop secure IAM solutions, work on high-volume transactional systems, and apply Test Driven Development throughout the lifecycle. Experience with IAM, OAuth/OpenID Connect, SSO, microservices, distributed systems, and cloud platforms (GCP/AWS/Azure) is