GCS Recruitment
Open positions
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.
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.
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.
Senior AWS Cloud Engineer — Hybrid, Cloud-Native & DevOps
Senior AWS Cloud Application Engineer on a long-term hybrid contract, embedded with a major financial services client's cloud transformation programme. Day to day: defining AWS standards and guardrails, supporting app modernisation and cloud migration, and coaching delivery teams on cloud-native architecture, Step Functions and CI/CD.
DevOps Engineer
A DevOps Engineer in Abu Dhabi who designs CI/CD pipelines, builds and maintains scalable cloud/on-prem infrastructure for AI model deployment, automates provisioning, and runs monitoring, security compliance, and on-call support. Core stack: Docker, Kubernetes, AWS/Azure/GCP, Terraform/Ansible, Prometheus/Grafana, Python/Bash/Go. Role is via recruitment firm GCS.
Python Developer (DevOps Experience mandatory)
Owns and evolves a Jenkins shared library powering multi-language CI/CD builds, using Python and Groovy to deliver secure, provenance-rich pipelines with SLSA provenance, SBOMs, and aggregated security scans. Core stack: Python, Jenkins/Groovy, Maven/NPM, Helm, Terraform, SonarQube and Sonatype IQ.
AWS DevOps Engineer: Cloud, IaC & CI/CD Automation
GCS Recruitment is seeking an experienced AWS DevOps Engineer to join an enterprise engineering team within a leading global financial services organisation in Sheffield. The role focuses on large-scale AWS…
AWS DevOps Engineer
Inside-IR35 contract AWS DevOps Engineer joining an enterprise engineering team at a global financial services organisation, hybrid with 2 days onsite in Sheffield. Day to day: building and securing large-scale AWS infrastructure using Terraform IaC, CI/CD pipelines, and Python/Golang automation for cloud-native services.
Senior DevOps Engineer
Senior DevOps Engineer joining an observability team at an energy-sector client in Amersfoort (hybrid, 1-2 days onsite), building and evolving a cloud-native observability platform on AWS and Kubernetes for multiple DevOps teams. 6-month contract with extension option; stack includes Terraform, Helm, GitLab, ArgoCD, Prometheus and Grafana.