Client Server Limited
74 active jobs · 14 remote
Hiring details
Based on 74 current job listings on One57.work.
- Hiring countries
- Poland · Spain · United Kingdom
- Employment
- Full Time · Contract
- Experience levels
- Lead · Senior · Junior · Mid
- Languages requested
- English
- Specializations
- Backend Developer · Full Stack Developer · Data Engineer · Frontend Developer
- Remote opportunities
- 14 active jobs
- Visa sponsorship
- Indicated in 1 jobs
Top hiring cities
- London, GB41 jobs
- Newcastle upon Tyne, GB5 jobs
- Cambourne, GB4 jobs
- Kraków, PL4 jobs
- Madrid, ES4 jobs
- St Albans, GB3 jobs
Plus 8 other cities. Locations are from job listings. See individual jobs for details.
Advertised pay
£110k median / year · GBP
24 listings with pay data
€120k median / year · EUR
2 listings with pay data · Small sample
PLN 420k median / year · PLN
2 listings with pay data · Small sample
Based on advertised salary midpoints, annualized where needed. Currencies are kept separate.
Roles hiring now
- Software Developer25 jobs
- Backend Developer24 jobs
- Data Engineer11 jobs
- Full Stack Developer9 jobs
- Solutions Architect2 jobs
- Team Leader2 jobs
- AI/ML Engineer1 job
Skills in demand
- python
- Python
- ai
- aws
- typescript
- csharp
- api
- TypeScript
- AWS
- sql
- azure
- cloud
Open positions
Remote Python Backend Engineer — AI & LLM Systems
Client Server Limited
- Remote work
Senior Python Backend Engineer - AI Cybersecurity
Client Server Limited
Senior C# Backend Engineer – Real-Time Trading Systems
Client Server Limited
Software Engineer Python AI - Renewable Energy
Client Server Limited
- Remote work
Senior Python Developer - Cyber Security
Client Server Limited
python developer in cybersecurity
Client Server Limited
Python Backend Engineer — Cybersecurity R&D (Greenfield)
Client Server Limited
Software Engineer - Algorithmic Trading
Client Server Limited
€108,000–€132,000 / year
Python Developer Sql - Market Data
Client Server Limited
Data Engineer Python Sql Spark
Client Server Limited
Real-Time Backend Engineer (Go/Node Pub/Sub) - Remote + Equity
Client Server Limited
Backend Engineer - C# .NET Core | FinTech (Newcastle)
Client Server Limited
Up to £130,000 / year
Backend Developer Golang Node Pub / Sub
Client Server Limited
Up to £120,000 / year
Python Software Engineer Machine Learning Aws
Client Server Limited
Up to £90,000 / year
- Remote work
Python Developer – Data Platform & ETL (London)
Client Server Limited
London Backend Engineer (C#/.NET) - Sports Trading, Onsite + Bonus
Client Server Limited
Senior C# .NET Full-Stack Engineer – Remote
Client Server Limited
- Remote work
Hybrid C#/.NET Full-Stack Engineer | AWS Microservices
Client Server Limited
£100,000 / year
Senior C# .NET API Engineer – Full-Stack, Remote
Client Server Limited
- Remote work
Python Backend Engineer – AI Security R&D (Cambridge)
Client Server Limited
Backend Engineer TypeScript – Remote/WFH Cyber Security
Client Server Limited
Backend Engineer (C#/.NET) - Trading Systems, London
Client Server Limited
Front Office C++ Backend Engineer - London Hybrid to £125k
Client Server Limited
Up to £125,000 / year
Backend Developer Typescript - Cyber Security
Client Server Limited
Up to £70,000 / year
Python Software Engineer Agentic Ai
Client Server Limited
Up to £65,000 / year
- Remote work
Backend Software Engineer Python R&D
Client Server Limited
Up to £85,000 / year
Senior React Architect – Lead Frontend for Scalable FinTech
Client Server Limited
react developer for live events
Client Server Limited
Lead Data Engineer: GCP, BigQuery & DBT | Hybrid Kraków
Client Server Limited
Backend Software Engineer C++ Python - Trading
Client Server Limited
£90,000–£125,000 / year