Our responsibility is to provide a flexible workforce that can bring the right skills at the right time, and hitting the ground running is where contractors really add value to an organisation. Whether you are recruiting for an unexpected project, a niche skill or need to hit that looming deadline, contractors can offer the perfect solution to work alongside your permanent workforce.
Client Server works in partnerships developed over years of success, maintaining networks across industry sectors to draw on those relationships to find the best talent and solution to solve your predicament. Our expert consultants have in depth knowledge of their markets and specific fields of expertise.
Product Manager Location: Staines, Berkshire Rate: £400 to £450 p/day Term: 6 months+ Start: November 2017 Product Manager sought by a leading utilities company for a 6 month contract at their Berkshire office. As a Product Manager you will manage the product portfolio to maximise revenue across the current and potential UK customer base ensuring that propositions maximise retention, cross sales and up-sales opportunities. You'll lead the design, development and launch of engaging, innovative and commercially successful products and propositions. Friendly, collaborative team environment. Requirements: *Strong experience as a Product Manager *Experience of using data to identify propositions *Strong stake holder management experience *Excellent written and verbal communication skills Send your CV or call for a confidential discussion about this contract Product Manager opportunity. Read More
Data Consultant (R Python Scala) Location: London, City Rate: £650 to £700 p/day Term: 12 months Start: Immediate / ASAP Data Consultant / Data Engineer (R Python Scala FIX ISDA). Global, technology driven financial services organisation is seeking a highly skilled Data Consultant with experience of specifying and using large structured data models and sets to solve complex business demands and meet regulatory requirements. As a Data Consultant you will evaluate areas of interest for Investment Management clients across all asset classes; you will design, specify and create prototypes of large and varied data models and data sets using a wide range of tools, methods and platforms. You'll need a good understanding of financial markets in order to understand the data and make viable propositions to the business. Stylish City based offices with a range of onsite facilities. Requirements: *Degree educated in Mathematics, Computer Science or relate... Read More
C++ Developer / Software Engineer (C/C++ Linux Real-time) Location: London, City Rate: £550 to £600 p/day Term: 6 months Start: Immediate / ASAP Passionate technologist sought for a six month contract for a global leading technology giant. As a C++ Developer you'll design and develop real time, distributed systems, solving complex problems and technical challenges. You'll work a great deal of autonomy, liaising with the business across the full development lifecycle to craft unsurpassed product solutions. Stylish City based offices with a range of onsite facilities and collaborative team environment. Requirements: *Advanced C++ design and development skills, ideally including multi-threading *Logical mindset with strong problem solving abilities *Full lifecycle development experience *Experience with real-time, high availability distributed systems *Excellent communication skills Send your CV or call for a confidential discussion about this co... Read More
Android Developer (Gradle MVP OOP Design Patterns) Location: London Rate: £500 to £540 p/day Term: 6 months Start: Immediate Technologist Android Developer sought for a six month contract at a leading IoT technology company. Joining an Agile development team you will design new and develop new features and enhancements to the flagship Android app utilising the latest technologies - including main frameworks like Retfrofit, Dagger, RxJava; MVP Pattern and Clean Architecture. You'll be working with a CI build process using Jenkins and JIRA. Collaborative team environment, City based offices. Requirements: *Strong knowledge of computing fundamentals such as Object Orientated Programming and Design Patterns *Strong Android experience with multiple apps in the Play store *Good knowledge of the most popular 3rd party libraries: Retfrofit, Dagger and RxJava *Familiar with MVP Pattern and Clean Architecture *Agile TDD experience Send your CV or call f... Read More
Java Developer / Search Consultant (Solr ElasticSearch) Location: West London Rate: £700 to £750 p/day Term: 6 months Start: Immediate / ASAP Senior Java Developer / Search Consultant sought by technology driven travel eCommerce for a 6 month contract. As a senior Java Developer you will drive rapid development of the Search functionality on the highly transactional B2C site, working with stakeholders to identify and deliver business value. Alongside Java 8 you'll be utilising Solr and ElasticSearch to tackle the challenges around faceted search and personalisation; architecting solutions, contributing ideas and driving innovation for this cutting edge technical solution. There's an Agile team environment using Test Driven Development and Continuous Integration techniques with constant process improvement. Offices based in West London with a friendly and informal team atmosphere. Requirements: *Expertise with core Java *Appreciation of the nua... Read More
Big Data Engineer with strong Hadoop experience sought for a six month contract at a hugely profitable FinTech in Central London. You'll help drive the adoption of Big Data technologies; acting as a Hadoop subject matter expert. You will be responsible for setting up, configuring, installing and maintaining the Hadoop ecosystem within the firm with an emphasis on scalability, resiliency, security and automation. Excellent opportunity to help shape the infrastructure of a highly successful FinTech. Professional, friendly, collaborative and social environment. Requirements: *Experience in designing, running and troubleshooting Hadoop clusters *Strong knowledge of Linux *Good knowledge of NoSQL databases (e.g. HBase, Cassandra, MongoDB) *Familiar with middleware messaging systems (e.g. Kafka, RabbitMQ, FTL, Ultra Messaging) *Strong academic record of achievement, 2.1 or above from a top tier university *Collaborative team member with strong commu... Read More
Security Engineer / DevOps / SecOps (Linux AWS) Location: London, City Rate: £550 to £600 p/day Term: 6 months Start: Immediate / ASAP Security Engineer / DevOps sought for a six month contract at a leading IoT technology company. Working alongside Agile development teams you will champion security throughout the entire development lifecycle. You'll design, build and operate tools to enhance security and be the first point of contact for any security related issues; contribute to threat models and risk registers as well as participating in code and architecture reviews. Collaborative team environment with offices based in Central London. Requirements: *Strong security and / or software engineering experience *Advanced knowledge of AWS security *Strong Linux experience, especially open source Linux distributions such as Ubuntu *Experience with configuration management tools such as CloudFormation and Puppet *Ability to script e.g. bash, Python ... Read More
Hugely successful global travel eCommerce site (1 million unique visitors p/week / 600 requests a second) is seeking a passionate .Net Developer for a six month contract at their Kingston office (Surrey / SW London). Joining an exceptional team you will design and develop a wide range of complex, scalable, highly transactional .Net enterprise web and mobile based applications. Much of the work will be on Greenfield applications, working with the latest technologies (C# 6, SQL Server 2014, SOA, WFC, F#) in an Agile development environment. Requirements: *Expertise with C# .Net development *Experience with Web API connectivity *Experience of working on large eCommerce sites with high levels of traffic *Strong SQL knowledge *Technology enthusiast, investigating technology in own time, enjoy experimenting *Collaborative team member with strong communication skills *Desirable: F# Send your CV or call for a confidential discussion about this contrac... Read More
iOS Developer (Swift Objective-C) Location: London Rate: £500 to £540 p/day Term: 6 months Start: Immediate Technologist iOS Developer sought for a six month contract at a leading IoT technology company. Joining an Agile development team you will design new and develop new features and enhancements to the flagship iOS app utilising the latest technologies - Swift, REST APIs and iOS SDK including main frameworks like CoreData, CoreAnimation and UIKit. You'll be working with a CI build process using Jenkins and Apple Bots. Collaborative team environment, City based offices. Requirements: *Strong knowledge of computing fundamentals such as Object Orientated Programming and Design Patterns *Strong Swift and Objective-C *REST API experience using AFNetworking and NSURLSession *Good knowledge of iOS SDK including main frameworks: CoreData, CoreAnimation and UIKit *Agile TDD experience Send your CV or call for a confidential discussion about this iOS... Read More
Experienced Scrum Master sought for a six month contract at a clean technology leader. Working with the Mobile delivery teams, your key responsibilities will be to run daily stand-ups, lead planning sessions, lead retrospectives and promote continuous improvement within the teams. You'll track dependencies, communicate development status to key internal stakeholders, facilitate technical discussions and help the team make decisions. Requirements: *Strong Scrum Master experience *Experience of using Atlassian JIRA (report generation, setting up workflows, creating dashboards, Sprint Agile boards etc.) *Experience of running a mobile or web development team with a good working knowledge of the mobile application development cycle and delivery to the app store process *Advanced knowledge of Agile development methodologies (particularly XP, Kanban) *Knowledge of CI, automated testing, issue management, code review and deployment *Familiar with the... Read More
Quality Assurance Engineer (developer and tester) sought by global commercial software house within the financial crimes technology team. Working as part of an Agile development team you will be the gate keeper for quality and assist efforts to modernise the existing web application to an HTML5 user interface. Responsibilities will include working with the business to fully understand solution requirements and help to form acceptance criteria; build and execution of automated and manual tests as well as carrying out exploratory testing. You'll also participate in the preparation and execution of non-functional tests, such as security vulnerability testing, performance, load and latency testing, as well as the analysis of the results. Requirements: *Strong experience with test automation in an Agile development team *Experience of writing tests for C# and Angular *Experience of writing UI tests with Selenium *Good knowledge of CI/CD environment... Read More
C++ Developer / Software Engineer (C/C++ UNIX) Location: London Rate: £525 to £575 p/day Term: 6 months Start: Immediate / ASAP Technologist C++ Developer / Software Engineer sought for a six month contract at a finance technology giant in the City. As a C++ Developer you'll focus on design and development of real-time trade order management systems; including a low-latency, high capacity sub-system that handles orders, trades, risk, position, commissions, middle office, compliance and connectivity to the major exchanges around the globe. You'll be working on large, distributed systems with many technical challenges as part of a collaborative Agile development team. Stylish City based offices with a range of facilities. Requirements: *Advanced level C / C++ design and development skills *UNIX *Thorough understanding of Computer Science fundamentals such as OOP, Data Structures, systems and application programming *Experience across the full de... Read More
Data Engineer / Developer (Scala Python Kafka AWS Cassandra Kubernetes) Location: Central London Rate: £500 to £550 p/day Term: 6 months (ongoing) Start: Immediate / ASAP Data Engineer / Developer sought for an initial 6 month contract at a smart energy IoT technology leader in Central London. The main purpose of the role is to develop data centric algorithms and architect large scale data pipelines. As a Data Engineer / Developer you'll be writing production quality code (Java Scala) including extensive test coverage; designing data systems that will scale to large numbers of users and work with Data Scientists to port machine learning algorithms to production systems. You'll be working with Agile methodologies including Squads and Pair Programming and deploying using Kubenetes. Collaborative team environment within a technology driven company. Requirements: *Strong Scala / Java skills *Numerate with the ability to understand Data Science alg... Read More
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