Client Server Jobs

Senior C++ Software EngineerStaff-level individual C++ contributor with a clear path to technical leadership C++ server-side engineering handling global transaction volumes Hybrid working with genuine flexibility to work from home 35 days holiday, private medical, pension matched to 5%, and more An engineering-led environment, free of bureaucracy, ...

You sweat the details. You open a SaaS app and immediately notice the component that shouldn't be a modal, the auth flow nobody thought through, the table that takes half a second too long to load. Most engineers file a ticket. You fix it — and then you make sure it never happens again.That instinct is exactly what this team needs.The companyThis i...

You sweat the details. You open a SaaS app and immediately notice the component that shouldn't be a modal, the auth flow nobody thought through, the table that takes half a second too long to load. Most engineers file a ticket. You fix it — and then you make sure it never happens again.That instinct is exactly what this team needs.The companyThis i...

Title – Senior/Lead UI DeveloperClient – Fintech Start-Up (Trading)Rate - Up to £165,000 + BonusLocation – London/HybridAbout the Company: Our client is a rapidly growing fintech start-up building next-generation technology for the FX and cryptocurrency trading markets. Their platform powers modern, high-performance trading infrastructure used by p...

Lead Data Engineer - Python/ AWS. Asset Management. £120,000 -£140,000+ Discretionary Bonus + Benefits. Hybrid 2 Days a week in Central London office.My client is a US$5bn+ alternative asset manager operating across seven global offices: New York, BVI, London, Switzerland, Dubai, Singapore, and Hong Kong. The firm serves institutional investors and...

MCS Group is delighted to be partnering with a growing consultancy as they establish a brand-new engineering presence in Belfast. Our client is a high-growth cloud, data, and AI engineering consultancy delivering mission-critical solutions for enterprise and scaling clients across modern cloud ecosystems. This is a unique opportunity to join at an ...

Senior Quantitative Developer – Research Team – Systematic Fund – London – Hybrid – Up to £500k TCMy client is a systematic quantitative fund operating at the highest level of global markets. The kind of firm that benchmarks itself against Jane Street, Two Sigma, and the best technology companies in the world. Research and engineering are inseparab...

Senior Quantitative Developer – Research Team – Systematic Fund – London – Hybrid – Up to £500k TCMy client is a systematic quantitative fund operating at the highest level of global markets. The kind of firm that benchmarks itself against Jane Street, Two Sigma, and the best technology companies in the world. Research and engineering are inseparab...

Senior Java Developer | Belfast | £65,000-£80,000Senior back-end developer role within a newly established Belfast trading technology hub Java-focused; real-time exchange connectivity, event-driven architecture, distributed systems Small founding team of 4 engineers; site lead already in place (placed by Ocho) £65,000-£80,000 | Belfast based Ground...