GCS Recruitment
Open positions
Senior Fullstack Engineer: AI Frontend on Azure Hybrid
GCS Recruitment is hiring two Senior Fullstack Engineers for an energy-sector client project on Azure: leading scalable front-end architecture, handling data-intensive processing, and integrating AI APIs into production web apps, with Docker and CI/CD; hybrid work from London.
Senior Fullstack Engineer x2
Six-month contract (inside IR35, £450/day) via GCS Recruitment for an established energy company: build scalable React/TypeScript front-ends with Python, deployed on Azure and integrated with LLM-based and agentic AI services. Hybrid, 2 days a week in London.
Senior React Full-Stack Engineer: Azure Cloud & AI
Senior full-stack engineer designing and delivering scalable web applications with React and Python, deployed on Microsoft Azure (AWS as fallback). Day to day involves collaborating with backend, cloud, and AI teams on large-data and AI-driven components, performance optimisation, and deployment pipelines.
Full Stack Engineer - Front End - AI
Senior fullstack developer role in London building scalable, high-performance React front-ends that integrate AI/LLM and agentic services, deployed to Microsoft Azure (AWS acceptable) using Docker and CI/CD. You'll collaborate with backend, cloud, and AI teams on apps handling large data volumes.
Senior Full Stack Developer
Senior Full Stack Developer building AI-powered web applications on Microsoft Azure for an enterprise Agentic AI programme — designing React front ends and Python/TypeScript back ends, integrating LLM-based services, APIs and microservices, and deploying with Docker and CI/CD. Hybrid role based in London.
Senior Kubernetes DevOps Engineer | GitOps & CI/CD Expert
GCS Recruitment seeks a hands-on Senior DevOps Engineer in Salfords, UK, to build and optimise container-based applications: managing Kubernetes environments, implementing GitOps with Argo CD, and shaping CI/CD pipelines with GitHub Actions from development through production, while collaborating with platform teams across the software lifecycle.
DevOps Engineer - Kubernetes / Argo CD- VERY URGENT
Senior platform/DevOps engineer role configuring and supporting Kubernetes-based application platforms, maintaining GitOps deployment workflows with Argo CD, and building CI/CD pipelines in GitHub Actions — taking container-based apps from development through to production and troubleshooting delivery issues.
Contract Full-Stack Engineer – Workday Extend & Integrations
Contract role in London for a full-stack Workday developer: designing Workday Extend extensions, building JavaScript/TypeScript front-end features, and creating backend services and integrations, with emphasis on API integration, security, enterprise patterns, agile delivery and CI/CD.
Full Stack Developer - Workday extend- contract
Contract role for a full stack developer with hands-on Workday Extend experience to build applications, backend services and integrations (JavaScript/TypeScript, REST/SOAP APIs) extending Workday and connecting it with enterprise systems on a major transformation programme, based in London.
Lead Analytics Engineer — Build Scalable Data Solutions (Hybrid NL)
Lead a growing data & analytics function in the Netherlands (hybrid): build scalable datasets, data models, and dbt transformation pipelines, set analytics engineering standards and governance, and mentor analytics engineers. Core stack includes SQL, dbt, and a modern cloud data stack.
Senior Data Engineer
12-month hybrid contract in Dublin building and maintaining ETL/data pipelines into centralised data platforms for a large, regulated organisation. Core stack: PySpark/Spark, SQL (SQL Server), Azure Databricks, Snowflake, and orchestration with Azure Data Factory or Airflow, plus data governance and CI/CD.
Data Engineer
6-month contract Data Engineer (hybrid, 2 days on-site in Cork) joining a multinational's cloud data platform transformation, building batch/streaming lakehouse pipelines that power analytics, ML and AI products. Core stack: Databricks/Snowflake, Spark, dbt, Kafka, Airflow, AWS/Azure, Terraform.
Data Engineer: Lakehouse & Real-Time Analytics (Hybrid)
6-month contract Data Engineer role in Cork (hybrid, 2 days on-site) at €450-550/day, building a cloud lakehouse powering real-time analytics and ML/AI products. Day-to-day: batch/streaming pipelines and ELT with Databricks/Snowflake, Spark, dbt, Kafka, Airflow on AWS/Azure with Terraform.
Data Engineering Team Lead: Architect & Mentor
Engineering Team Lead for a Data & Analytics function in Athlone, Ireland: leading and mentoring data engineers, designing scalable data integration and data warehouse solutions, and driving architecture, governance, and delivery best practices. Core stack: SQL, Python/Java/Scala/R, ETL, and cloud data platforms.
Senior Java Backend Engineer | Cloud/SaaS, Hybrid Dublin
Senior backend engineer building Java/Spring Boot cloud services for a large-scale enterprise SaaS platform, hybrid from Dublin (3+ days/week in office). Day-to-day involves REST APIs, integrations, data processing, performance tuning, and CI/CD on AWS with Docker/Kubernetes. No visa sponsorship.
DevOps Engineer
Staff Engineer (11-Month Fixed Term Contract) Dublin City Centre (2 days onsite) Salary: up to €119K + 25 Annual leave days + paid public holidays (all pro-rated for 11-months) (Sponsorship is not provided for this…
Senior Software Engineer (Java/AWS)
Senior backend engineer designing and building cloud-native SaaS services in Java/Spring Boot on AWS for a global enterprise software company, hybrid from Dublin. Work spans REST APIs, distributed systems, Docker/Kubernetes, CI/CD, observability, and AI-assisted development.