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Client Server

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296 jobs

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296 jobs Posted Sort

Client Server Limited

Data Engineer - Finance Data | Hybrid/WFH

Data Engineer building and evolving a modern AWS cloud data platform for financial data at a scaling fintech in London — designing data pipelines, ingestion frameworks and processing workflows, plus data modelling and database optimisation. Hybrid: three days in the London office, two remote.

AWS Cloud Data Modeling Data Pipelines Fintech

Client Server Limited

Senior Data Engineer – FinTech Pipelines (Remote)

New HybridUKSenior

Senior Data Engineer designing and operating scalable data pipelines for a finance/FinTech environment: building AWS ingestion frameworks, maintaining PostgreSQL and TimescaleDB, and collaborating on architecture and data governance. London-based hybrid role (3 days office, 2 remote) paying up to £120k plus bonus.

AWS Data Governance Data Pipelines Fintech PostgreSQL +1 skills

Client Server Limited

Data Engineer - Finance Data

Hands-on Data Engineer at a scaling investment research tech company in London, building and evolving an AWS cloud data platform: designing data pipelines, ingestion frameworks and workflows, and managing PostgreSQL/time-series databases. Hybrid role — 3 days in the London office, 2 from home.

Airflow AWS Cloud Dagster Data Engineering +11 skills

Madrid Fintech Software Engineering Lead (Python/Ts) - Up To €120.000 A Year

Lead a team of software engineers in Madrid for a fintech consulting firm, working with Python and TypeScript while driving technical insights and collaborating with clients. On-site in Madrid, with salary up to €120,000 per year.

Fintech Python TypeScript

Data Scientist Python SQL Mathematics

Data Scientist joining the Pricing Engine team of a European car insurance tech company, doing data modelling and predictive analysis in Python and SQL. Hybrid London role: mainly remote with ~1 day per week in the City office, reporting to the Head of Pricing.

Data Modeling Python SQL Statistics

Client Server Limited

Senior Data Engineer - Finance Data

New RemoteUKSenior

Senior hands-on Data Engineer at a scaling investment-research tech company in London, building AWS-based data pipelines and ingestion workflows, managing PostgreSQL and time-series databases, and migrating datasets into a unified data architecture. Hybrid: 3 days/week in the office, 2 WFH. Stack: Python, SQL, AWS, PostgreSQL, TimescaleDB, Dagster/Airflow.

Airflow AWS Cloud Dagster Data Engineering +10 skills

Client Server Limited

Senior DevOps Engineer - AWS, Kubernetes & CI/CD (Remote)

Senior DevOps Engineer building and operating scalable production platforms on AWS, VMware and Kubernetes. Day to day: CI/CD and Infrastructure as Code, zero-downtime deployments, observability with Prometheus, Grafana and ELK, and mentoring dev teams — mostly from home with two days a week in the Bracknell office.

AWS CI/CD DevOps ELK Grafana +5 skills

Client Server Limited

Senior Backend Engineer - C#/.NET (Sports Trading, London)

New On-siteUKSenior

Senior, hands-on backend engineer building and improving systems in C#/.NET (ASP.NET) for a global sports trading business, based onsite in Shoreditch, London. Strong SQL/Oracle database knowledge and solid computer science fundamentals are expected.

C# .NET Oracle SQL

Client Server Limited

C# .NET Backend Engineer — Sports Trading (London)

New UKFull-time

Build and maintain C#/.NET backend services for a sports trading company in London, writing robust, scalable code and working with SQL or Oracle databases. Full-time onsite in the City/Shoreditch office, collaborating closely with stakeholders.

C# .NET Oracle SQL

Client Server Limited

Senior DevOps Engineer

New RemoteUKSenior

Senior, hands-on DevOps engineer at a global financial services company rebuilding its international payments platform. You build, deploy and operate production apps across AWS, VMware and Kubernetes, develop CI/CD pipelines, Terraform IaC and monitoring/observability, and drive zero-downtime deployments. WFH most of the time, Bracknell office twice a week.

Ansible Artifactory AWS CI/CD DevOps +16 skills

Senior Data Engineer - Finance Data

Senior Data Engineer at a scaling investment-research fintech in London, owning AWS-based data pipelines, ingestion frameworks and processing workflows. Day to day centres on PostgreSQL and time-series data (TimescaleDB), migrating datasets into a unified architecture, and improving data quality, governance and platform reliability.

Airflow AWS Dagster Data Lake Data Modeling +9 skills

Data Engineer - Finance Data

Data Engineer at a scaling investment-research tech company in London: build and maintain AWS-based data pipelines and ingestion workflows, migrate datasets into a unified cloud architecture, and optimize PostgreSQL and time-series databases for reliable access to finance data. Hybrid role, salary to £85k + bonus.

Airflow AWS Cloud Dagster Data Lake +10 skills

Senior Software Engineer Python TypeScript AI

Senior Software Engineer role at a global games software house in Manchester (with WFH options), building and enhancing AI-powered products used by ~700,000 live users. Day to day involves developing scalable applications with strong Python and TypeScript skills; salary up to £80,000.

AI Python TypeScript

Senior Python Developer - Cyber Security

New HybridUKSenior

Senior Python Developer building a new Greenfield, AI-powered security product in an R&D team in London (hybrid). Day-to-day involves rapid backend prototyping and structured delivery primarily in Python, with some Rust, TypeScript, C++, and cloud (AWS/Azure/GCP) work.

AI AWS Azure C++ GCP +4 skills

Senior Full Stack Engineer Vue C# .Net

Senior hands-on full-stack engineer owning features end-to-end on a global payments platform — roughly a 70/30 split of Vue.js frontend and C#/.NET backend work — including shaping architecture, modernising legacy services, and mentoring teammates.

AWS Cloud C# .NET Event Driven Architecture +6 skills

Full Stack Engineer .Net JavaScript - Sports Betting

Full Stack Engineer building sophisticated platforms used to analyse and trade on global sports markets for a UK technology business, working with C# .NET Core and JavaScript. Based in St Albans (South East UK) with work-from-home option, salary up to £100k.

C# .NET JavaScript

Senior Software Engineer Python TypeScript AI

Senior Software Engineer in Manchester (with WFH) at a global games software house, building and enhancing AI-powered products used by 700,000 live users. Day to day you work at the intersection of software engineering and AI, turning prototypes into production features using Python and TypeScript, earning up to £80k.

AI Python TypeScript

Devops Engineer Aws Azure - Up To €80.000 A Year

DevOps engineer at a global FinTech company in Amsterdam building a blockchain-based product for NetZero/environmental sustainability targets. As the sole DevOps engineer there, you manage and support AWS-led (plus some Azure) cloud infrastructure using CDK, CloudFormation, Docker and Python automation, hybrid 3 days office / 2 WFH.

Automation AWS Azure Blockchain CDK +7 skills

Client Server Limited

Senior Full-Stack Tech Lead – Ruby/TS/React, B2B SaaS, Remote

New HybridUKLead

Senior full-stack engineer / technical lead owning technical strategy and architecture for developer ecosystems, centered on API and SDK design. Day to day: driving the full development lifecycle with Ruby, TypeScript and React, mentoring engineers, reviewing contributions, and collaborating with the developer community. Hybrid London/remote, package to £130k.

API React Ruby TypeScript

Full Stack Engineer .Net JavaScript - Sports Betting

Full Stack Engineer building a sophisticated platform that analyses and trades on global sports betting markets. Day-to-day full stack development with C#/.NET Core on the backend and JavaScript on the frontend, based in St Albans with work-from-home options, salary up to £100k.

C# .NET JavaScript