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MCS Group

Jobs Hiring Closed Discussion

17 jobs

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17 jobs Posted Sort

Junior Python Backend Engineer (Hybrid, Belfast)

NewBe an early applicant UKJunior

MCS Group is hiring a Junior Python Backend Engineer in Belfast for a hybrid team, building and maintaining backend applications and APIs with Python and FastAPI across the software development lifecycle, gaining exposure to databases, authentication, payments and cloud infrastructure.

API Authentication Cloud FastAPI Python

Junior Python Developer

NewBe an early applicant RemoteUKFull-timeJunior

Junior backend developer in Belfast (hybrid) building and maintaining Python applications and APIs with FastAPI across the full software development lifecycle. Offers exposure to databases, authentication, payment integrations and cloud infrastructure within a supportive engineering team.

API Authentication Cloud Data Modeling Django +7 skills

Principal Software Engineer

NewBe an early applicant RemoteUKPrincipal

Senior hands-on individual contributor designing, building and owning scalable enterprise software — backend services, APIs and some frontend — for a high-growth technology organisation entering Northern Ireland, using AI-assisted dev tools (Cursor, Claude Code, Copilot). Nearly fully remote; salary up to £110,000.

AI API Claude Code GitHub Github Copilot +1 skills

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

Data Engineer

HybridEuropeContract

A 4-month contract (extendable) Data Engineer role in Dublin city centre, hybrid with 2 days onsite per week. The contractor builds and maintains ETL/ELT data pipelines using Python, SQL, Azure Databricks, Azure Data Factory and Delta Lake to support analytics, reporting and business decision-making.

Analytics API Azure Azure Data Factory Cloud +14 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

Software Developer (Mallusk)

Early-career software developer role (via recruiter MCS Group) joining an experienced team to build a modern web platform for a large organisation, delivering features and bug fixes across the full stack. Core stack: JavaScript/TypeScript, React, Node, SQL and cloud (AWS), with mentoring and structured development.

API AWS Cloud Git JavaScript +4 skills

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

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 (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

Software Engineer

Open 17d HybridUKFull-time

Software Engineer -Belfast | Hybrid | Permanent MCS Group is working with a growing technology company in Belfast that is looking to add 2 Software Engineers to its growing development team. This is a great opportunity…

AI API AWS Azure Cloud +11 skills

Senior .NET Backend Engineer – Integration Lead (Hybrid)

Open 18d HybridUKLead

MCS Group in Belfast is seeking a Software Developer (.NET) to join a hybrid team. You will design and build RESTful Web APIs, delivering a major integration for an international customer and then expanding the backend…

Frontend-Focused Full Stack Engineer (React/.NET)

MCS Group is recruiting a Frontend-Focused Full Stack Engineer in Belfast on behalf of a technology organisation. Day to day you maintain and enhance customer-facing web apps, focusing on UIs built with React, JavaScript, HTML5 and CSS, while contributing C#/.NET backend API work as needed.

API C# CSS .NET HTML +2 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 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 Full Stack Engineer

Open 34d UKSenior

Belfast - Hybrid Salary up to £60,000 The Opportunity We are delighted to be partnering with a global technology organisation as they seek to appoint a Senior Full Stack Engineer to join their Belfast-based team. This…

Agile API API Gateway AWS CI/CD +11 skills