GraphQL developer

XPT Software; City of Brisbane; On-site; AUD 110,000 - 160,000; Full time

Job summary

XPT Software in Australia is seeking a GraphQL Developer to design, develop, and maintain scalable GraphQL APIs and Java-based backend services, collaborating with application, platform, and cloud teams. You will build reusable schemas, integrate REST and GraphQL with enterprise systems, and implement microservices in Spring Boot on cloud platforms, focusing on security, performance, and governance.

Experience with AWS, containerization (Docker/Kubernetes), CI/CD, and observability tools will

Qualifications

• Strong hands-on experience in Java, Spring Boot, GraphQL, and REST API development.
• Expertise in GraphQL schema design, resolvers, queries, mutations, and API security.
• Experience building and supporting microservices and integrating enterprise applications.

Responsibilities

• Design, develop, and maintain GraphQL APIs and Java-based backend services.
• Build reusable, scalable, and secure GraphQL schemas, resolvers, and data access layers.
• Develop REST and GraphQL integrations with enterprise applications, databases, and external systems.

Skills

Java

GraphQL

REST API

Spring Boot

AWS

Docker

Kubernetes

CI/CD

Git

SQL

Observability

DevOps

API security

Microservices

Cloud-native

Tools

Dynatrace

Grafana

ELK

CloudWatch

Job description

• XPT SoftwareAustralia PTY Ltd, incorporated in 2016, is a Software Services company
  
• XPT works with topclients across Australia in Banking, Insurance, Telecom,Retail, Energy, Mining and Manufacturingdomains.
  
• We have 120+technocrats in Australia working at our clientlocations.
  
• XPT SoftwareAustralia is part of group companies which has globalpresence across India & Europe.
  
• We have served100+ clients globally, fulfilling their onsite-offshoreneeds.
  

Job Description:

TheGraphQL(GQL) Developer is responsiblefor designing, developing, maintaining, and supporting scalable API andintegration solutions usingGraphQLand Java technologies. The rolewill work closely with application, platform, cloud, and architecture teams todeliver secure, high-performing, and reusable services that enable digitalmodernization and cloud-native application development across the portfolio.

This positionwill contribute to the development of modern microservices-based architectures,API governance, integration patterns, and continuous improvement initiativeswhile supporting operational excellence within a managed services environment.

• Design, develop, andmaintainGraphQLAPIs and Java-based backend services.
  
• Build reusable,scalable, and secureGraphQLschemas, resolvers, and data accesslayers.
  
• Develop RESTandGraphQLintegrations with enterprise applications,databases, and external systems.
  
• Implementmicroservices using Java, Spring Boot, and cloud-native developmentpatterns.
  
• Optimize API performance,query execution, caching, and payload efficiency.
  
• Ensure adherence toAPI security standards including authentication, authorization, and dataprotection.
  
• Participate inapplication modernization initiatives including microservicestransformation and cloud adoption.
  
• Collaborate withCloud, Platform Engineering, and Architecture teams to implement scalableintegration solutions.
  
• Supportapplicationonboardingonto cloud platforms and containerized environments.
  
• Assist in designingintegration patterns and reusable service frameworks.
  
• Support SLA-drivenproduction environments and participate inincident,problem,and change management activities.
  
• Perform root causeanalysis and remediation of application and integration issues.
  
• Monitor applicationperformance and implement proactive improvement
  
• Contribute toarchitecture reviews, technical governance, and development standards.
  
• Maintain developmentrunbooks, operational procedures, and support documentation.
  
• Define and maintaincloud architecture principles, standards, reference architectures, anddesign patterns across the portfolio.
  
• Develop cloudtransformation and modernization roadmaps aligned to business andtechnology strategy
  
• Lead solutionarchitecture reviews and provide governance for cloud implementationsacross projects and programs.
  
• Design and govern AWSinfrastructure and platform services including EKS, EC2, VPC, Route53,Transit Gateway, S3, RDS, IAM, Lambda, CloudWatch, and related services.
  
• Establish secure cloudarchitecture patterns incorporating Identity and Access Management (IAM),encryption, secrets management, network segmentation, and security bestpractices.
  
• Drive applicationmodernization initiatives including containerization, cloud-native architectures,microservicesadoption, and serverless computing.
  
• Collaborate with CyberSecurity teams to ensure compliance with enterprise, government, andregulatory requirements.
  
• Identify technologyrisks, technical debt, and improvement opportunities, and establishremediation roadmaps
  

Yourresponsibilities will also include gathering system and user requirements,building modules and testing features before release. You must havehands-on experience developing,deploying,and maintainingfunctional, secure and high-quality applications. To be successful in this roleyou willhave:

• Experience working inSLA-driven / managed services (BAU) environments with incident, problem,and change management practices.
  
• Strong hands-onexperience inJava, Spring Boot,GraphQL, and REST APIdevelopment.
  
• Expertise inGraphQLschemadesign, resolvers, queries, mutations, and API security.
  
• Experience buildingand supportingmicroservicesand integrating enterpriseapplications.
  
• Knowledge ofAWS,Docker, Kubernetes, and cloud-native development practices.
  
• Familiarity withCI/CDpipelines, Git, automated testing, and DevOps practices.
  
• Strong SQL anddatabase experience (Oracle, PostgreSQL, SQL Server, etc.).
  
• Experience withmonitoring and observability tools such asDynatrace, Grafana,ELK, or CloudWatch.
  
• Excellentcommunication, analytical, and problem-solving skills.
  
• Experience creatingtechnical designs, API specifications, use cases, and knowledgerepositories.
  
• PrepareKnowledgerepository for project(s)
  
• Willingness to learnnew technologies and domain areas.