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MCS Group

Jobs Hiring Closed Discussion

24 jobs

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24 jobs Posted Sort

Senior Backend Engineer — 35-Hour Week, AI Tools

NewBe an early applicant UKSenior

Senior backend-leaning full-stack engineer joining a growing Belfast team (recruited via MCS Group), owning complex integrations on a major platform programme. Daily work uses React, Ruby and AWS, with AI coding assistants across the lifecycle and collaboration with US engineering counterparts.

AI AWS React Ruby

Senior Software Engineer (Backend focus)

NewBe an early applicant RemoteUKSenior

Senior backend-leaning full-stack engineer joining a growing Belfast team (18 people) on a major platform programme: building full-stack apps, integrating with large-scale enterprise systems, and shaping architecture alongside US engineering teams. Core stack is React, Ruby and AWS, with AI coding assistants used throughout development.

AI AWS React Ruby

Senior Software Engineer (Belfast-Hybrid)

New HybridUKSenior

Senior software engineer at a growing SaaS product company in Belfast (hybrid, 2 days/week in office), owning features end to end across backend services, APIs, and frontend. Core stack is PHP/Symfony, Angular/TypeScript and AWS, with Node.js, Python, Rust, Docker/Kubernetes and AI-assisted development tools.

AI Angular API AWS ChatGPT +11 skills

Senior Software Engineer (Full Stack)

HybridEuropeSenior

Senior full-stack engineer to take ownership of an established UK/Ireland business's core software platform, building features across a TypeScript stack (Node.js/NestJS, React, Next.js) on AWS, integrating payment and identity-verification APIs, and helping bring development in-house from an external partner. 5 days on-site in Dublin; salary up to €80k.

Accessibility AI API AWS CDK +13 skills

Senior Data Engineer (ERP) - Hybrid, Data Modeling

MCS Group is hiring a Senior Data Engineer (hybrid, Belfast) to build scalable enterprise data models powering analytics and reporting across Finance, Procurement, Supply Chain, Planning, and CRM. Day to day they lead workshops and develop dbt models, ensuring data quality, lineage, and governance across ERP/CRM systems.

Analytics CRM Data Quality dbt ERP

Senior Data Engineer (ERP)

Senior Data Engineer in Belfast (hybrid) who designs enterprise conceptual/logical/physical data models and dbt transformations powering analytics across Finance, Procurement, Supply Chain, Planning and CRM for a global organisation. Core stack: SQL, dbt, data warehousing, with Snowflake/SAP/Salesforce desirable. £50k–£60k.

Analytics Cloud CRM Data Engineering Data Lineage +13 skills

Senior Software Engineer (TypeScript/Node.js & Python/Java) – Hybrid Belfast

Open 15d UKSenior

MCS Group is partnering with an established international technology consultancy growing its Belfast engineering team. The initial project uses TypeScript and Node.js, with opportunities to work with Java or Python…

Java Node.js Python TypeScript

Senior Software Developer (North Belfast)

Open 15d HybridUKSenior

Senior Software Developer joining a growing internal engineering team at a well-established company, helping evolve a large-scale cloud-native platform used daily by thousands of users. Day-to-day work spans the full lifecycle with TypeScript, Node.js and React on AWS, including architecture, performance and CI/CD best practice; hybrid working in Newtownabbey (North Belfast).

API AWS CI/CD Cloud Cloud Native +7 skills

Senior DevOps Engineer - Hands-On Cloud & CI/CD Ownership

Open 15d HybridEuropeSenior

MCS Group is partnering with a Dublin-based software start-up to hire a Senior DevOps Engineer. You will work with the engineering team to mature cloud infrastructure, Kubernetes-based deployments, and CI/CD pipelines…

CI/CD Cloud DevOps Kubernetes Observability

Senior DevOps Engineer

Open 15d EuropeSenior

I'm working with an exciting software start-up in Dublin that is continuing to grow its engineering team and is looking to appoint a Senior DevOps Engineer. This is a hands‑on role for someone who enjoys working…

Argo CD AWS Azure Azure DevOps Bash +19 skills

Mid & Senior Java Developers

Open 16d UKSenior

Recruitment agency MCS Group is hiring mid and senior Java developers in Belfast for a major technology-led client building a new engineering capability. Day to day: build scalable Java/Spring Boot backend services, secure REST APIs and cloud-native migrations (AWS/Azure/GCP), with automated testing, CI/CD and live-incident support; seniors mentor and lead delivery.

AI API AWS Azure CI/CD +20 skills

Senior Software Developer (.NET)

Open 16d HybridUKFull-timeSenior

Senior .Net Developer Location: Belfast (Hybrid) | Type: Full-Time | Permanent MCS Group is working with a global technology firm is seeking a Senior Software Developer to help manage and evolve its mission-critical…

Agile AWS CI/CD Cloud Cloud Native +7 skills

Senior Software Developer (Node and React)

Open 17d HybridUKSenior

MCS Group is delighted to be partnering with a well-established company heavily invested its internal engineering capability. Following significant investment in digital transformation, they are growing their software…

API AWS CI/CD Cloud Cloud Native +7 skills

Senior Full Stack Engineer

Open 17d UKSenior

A Senior Full Stack Engineer in Belfast (hybrid) will design, build, test, and deploy scalable event-driven microservices on a greenfield platform for a global technology organisation, using TypeScript, React, Node.js, and AWS-native services (Lambda, API Gateway, AppSync, Fargate), while mentoring junior engineers and shaping architecture.

Agile API API Gateway AWS CI/CD +11 skills

Senior DevOps Engineer

Open 20d RemoteUKSenior

Senior DevOps Engineer | Belfast | Hybrid | Up to £70,000 We are working with a globally recognised media and technology organisation to hire a Senior DevOps Engineer into their Belfast engineering team. This is a…

Ansible AWS Bash CI/CD Cloud +18 skills

Senior Software Engineer -TypeScript /Python /Java

Open 22d UKSenior

Senior Software Engineer joining an international consultancy's Belfast team to work on complex enterprise projects. The role involves full-cycle development with an initial focus on TypeScript and Node.js, while also welcoming engineers with strong Java or Python backgrounds who can adapt to new stacks.

AWS Java Node.js Python React +1 skills

Senior Software Engineer - Full Stack

Open 23d HybridUKSenior

A full stack engineer in Belfast (hybrid, 3 days office/2 days home) builds and maintains web applications using C#/.NET on the backend and React on the frontend, helping migrate legacy public-facing apps to a modern React architecture and developing a reusable component library.

API C# CSS .NET HTML +4 skills

Senior Frontend Engineer (React/Typescript)

Open 24d HybridUKFull-timeSenior

Senior Software Engineer Belfast | Hybrid - 3 days per week in the office |15% bonus | Permanent We're working with a fast-growing technology business that uses AI, data and technology to transform how insurance…

Agentic AI AI AWS Cloud Design Patterns +2 skills

Senior Backend Engineer (Platform)

Open 29d HybridUKFull-timeSenior

A senior backend engineer joins a small platform team in Belfast (hybrid, ~3 days/week in office) to design, build, and run scalable backend services end to end. Core stack is TypeScript/Node.js on AWS with microservices, Kubernetes/Docker, and event-driven architecture, plus some Go and Python.

AI API Api Security AWS DevOps +8 skills

Senior Backend Engineer (Typescript)

Open 32d HybridUKSenior

Senior Backend Engineer (TypeScript) with a well-established Belfast technology company, hybrid with 3 days in office. Day to day: building and improving large-scale TypeScript microservices on AWS using Docker/Kubernetes, shaping architecture, owning projects end to end and mentoring other developers.

AI AWS Cloud Docker Kubernetes +3 skills