Client Server
About the Company
At Client Server, we are driven by technology and powered by people.
We are a leading technology recruitment consultancy, specialising in a vast range of technology roles in London, the UK, Europe, and the USA.
Our focus is finding exceptional candidates for exceptional organisations. These include technology leaders, innovative start-ups, hedge funds, banks and consultancies.
Listed Jobs
- Company Name
- Client Server
- Job Title
- Senior Java Developer - Cyber Security
- Job Description
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Senior Java Developer / Software Engineer (Java SQL Networking) to PS140k
Are you a Java technologist with strong backend development experience looking for an opportunity to progress your career in a senior, hands-on role?
You could be joining a Cyber Security technology company and enjoying a huge range of perks and benefits from continual learning and self-development opportunities (including "buy any book" policy) through to health and well-being, enhanced paternity packages, generous holiday allowance, inclusive social events and much more.
As a Senior Java Developer you'll join a small, Agile team using core Java within a TDD environment deploying to AWS. You'll design and develop new features and enhancements across two security product areas, working across the full development lifecycle; you'll be able to input ideas and have your voice heard in a collaborative team environment that encourages knowledge sharing.
Location:
You'll join colleagues in amazing offices in Cheshire five days a week with a wide range of facilities and an array of perks including:
Free lunch daily catered for by the onsite chef
A range of afternoon treats and barista style coffee
Onsite gym with trainer led classes including karate, yoga and sound bath, shower facilities
and of course, all the latest kit to work with
About you:
You have strong backend core Java development skills
You believe in producing quality code and have experience with TDD
You have a good knowledge of SQL and Networking (TCP/IP)
You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Algorithms, Design Patterns
You're collaborative, enjoy problem solving and are keen to pick up new skills
What's in it for you:
As a Senior Java Developer / Software Engineer you will earn a highly competitive package including:
Salary to PS140k
8% pension contribution
Life Assurance and Income Protection
Enhanced paternity packages
Private Medical care for you and your family including same day GP appointments and prescriptions
Flexible working hours
Charitable donations matching scheme and much more
Apply now to find out more about this Senior Java Developer / Software Engineer (Java SQL Networking) opportunity.
At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.
- Company Name
- Client Server
- Job Title
- Senior Python Software Engineer AI SaaS
- Job Description
-
Senior Python Software Engineer / Developer London onsite to PS130k
Are you a backend technologist who has expertise with Python looking for an opportunity to work on complex and interesting AI based systems?
You could be progressing your career at a growing tech start-up as they expand their UK presence (already highly successful in the US); the product is an AI driven intelligent video security that can be integrated to current systems and enables things like searching for particular people and licence plates.
As a Senior Python Software Engineer you will be instrumental in helping the company to scale its current platform and have responsibility for large parts of the backend code base. You'll design and implement APIs, databases and data pipelines, taking ownership of delivery of features and debugging issues.
You will be the first Python hire within the business, you'll be collaborating with C++ Engineers, the Front End team and Machine Learning Engineers and can shape your role as it progresses and the company continues to grow.
Location / WFH:
You'll join a small, growing team based in Bank, London onsite five days a week, working hours between 1000 and 1800.
About you:
You're a skilled Software Engineer / Developer with a thorough knowledge of Computer Science fundamentals such as OOP, Data Structures, Design Patterns
You have advanced level Python coding skills
You have a good knowledge of databases such as Postgres and Redis
You have experience of scaling a product to a large global user base
You have experience of building and optimising APIs
You're a senior engineer with experience of leading technical projects
It would be advantageous to have experience with Edge / IoT computing
You're keen to work in a start-up environment where you can make a real impact
You are degree educated in Computer Science or similar relevant discipline from a top tier university (Oxbridge / Russel Group)
What's in it for you:
As a Senior Python Software Engineer / Developer you will earn a competitive package:
Competitive salary to PS130k
Equity shares
Medical, Dental and Optical insurance
Continuous career development
Opportunity to be a founding member
Apply now to find out more about this Senior Python Software Engineer / Developer (AI SaaS Python) opportunity.
At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.
- Company Name
- Client Server
- Job Title
- C# Developer .Net - Trading Systems
- Job Description
-
C# Developer / Backend Software Engineer (C# .Net) WFH / London to PS120k
Would you like to take ownership, make the technical decisions and remain hands-on with code?
You could be joining a small, specialist Hedge Fund with PS1 billion under management.
As a C# Developer you'll collaborate with all areas of the business and work on a variety of projects from scaling the existing fundamentals modelling platform to enhancing the newly built trade execution platform, there's a mix of Greenfield and Brownfield development. You'll collaborate with Quants, Analysts and Portfolio Managers to ensure they have the tech solutions they require.
Location / WFH Policy:
You'll join a small group of accomplished entrepreneurs in North London with flexibility to work from home twice a week.
About you:
You have advanced C# .Net coding skills
You have a good understanding of modern SQL database solutions
You have experience of working in small teams and across the full development lifecycle
You have strong analysis and problem solving skills
You have excellent communication and collaboration skills
You are degree educated in Computer Science or closely related discipline
What's in it for you:
Up to PS120k + bonus
Pension (8% non-contributory)
Private Medical Insurance
Life Assurance
Training and career development opportunities
Work from Home (x3 days in London office per week)
Company retreats such as Winter skiing trips and Summer weekends away
Apply now to find out more about this C# Developer / Backend Software Engineer (C# .Net) opportunity.
At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.
- Company Name
- Client Server
- Job Title
- Senior C++ Software Engineer - Trading Systems
- Job Description
-
Senior C++ Software Engineer / Developer (C++ Linux) London / WFH to PS300k+
Are you a backend focussed Software Engineer with C++ and Linux expertise?
You could be progressing your career in a senior, hands-on role at a global systematic trading firm.
As a Senior C++ Software Engineer you will design, develop and optimise low latency, high throughput C++ trading systems for high frequency trading platforms. You'll be implementing and maintaining market data feed handlers, order entry systems and execution algorithms with a focus on reducing latency and ensuring the performance and reliability of trading systems.
There are many complex technical challenges, you'll be collaborating with a highly talented to solve problems and push what is possible.
Location / WFH:
You'll join colleagues based in high spec offices with free breakfast and lunch at the onsite restaurant, with flexibility to work from home two days a week.
About you:
You have advanced C++ development skills including C++ 17, multi-threading, real-time systems and network programming
You have experience of working on low latency trading systems within the cryptocurrency space
You have a good understanding of C++ optimisation, ideally also have Template Metaprogramming knowledge
You have a strong knowledge of Linux OS and distributed network architecture
You have a good understanding of AWS
You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures
You're collaborative with excellent communication skills
What's in it for you:
As a Senior C++ Software Engineer / Developer (C++ Linux) you will earn a competitive package:
Salary to PS300k
Significant Bonus
Pension
Private Healthcare
25 days holiday
Opportunity to work on Greenfield systems at the cutting
Continual learning and development opportunities
Apply now to find out more about this Senior C++ Software Engineer / Developer (C++ Linux) opportunity.
At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.