C# Jobs in the South East

201 to 225 of 423 C# Jobs in the South East

QA Lead- AI/ML

London, South East, England, United Kingdom
Lorien
QA Lead- AI/ML We are currently hiring for a QA Lead experienced with testing AI/ML solutions on a 6- month contract. Inside IR35 Hybrid- 1 day a week in London on Mondays Required: Lead a team More ❯
Employment Type: Full-Time
Salary: Salary negotiable
Posted:

C# Developer

Southampton, Hampshire, United Kingdom
Endeavour Recruitment Solutions
Endeavour Recruitment has a brilliant opportunity for an experienced C#/ASP.Net Software Developer based in Southampton. All levels of experience will be considered. Our client offers flexible working and a salary up to £45K plus benefits. Working in an Agile environment you will be translating storyboards and use cases. Proficiency in designing and maintaining reliable and reusable code is … essential as well as maintaining quality and responsive. Responsibilities will also include bug fixing, updating documentation and reviewing functionality. Technical Skillset Required C# ASP.Net MVC OOD SQL Server GIT or other version control tools Advantageous Skillset WinForms WPF including MVVM SOAP WCF REST JSON Web API HTML5 Additional Knowledge Retail EPOS Back Office If you are looking to progress your More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer (C# / C++)

Stevenage, Hertfordshire, South East, United Kingdom
Hybrid / WFH Options
Certain Advantage
World Class Defence Organisation is currently looking to recruit 3x C#/C++ Software Engineer subcontractors on an initial 12 month contract. Job Title: C#/C++ Software Engineer Rate: £65.00 per hour Location: Stevenage Hybrid/Remote working: The role will be a hybrid role of 3 or 4 days per week onsite. The role will be needed to … over 37 hours per week will be calculated at time and a quarter Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) C#/C++ Software Engineer Job Description: WSSE are integral in the development of weapon systems and system architectures, and as a result we have developed a capability supporting developments across … emulators. Working with Project Leads and Simulation Architects to design and develop simulation components as an end to end representation of a weapon System in a synthetic environment using C#, C++ and integration simulations, supporting a number of industry standards. You will work as part of a heterogeneous agile development team, made up of mixed discipline engineers working in synergy More ❯
Employment Type: Contract, Work From Home
Rate: £65 per hour, Benefits Overtime rate
Posted:

C# Software Engineer

Stevenage, Hertfordshire, South East, United Kingdom
Hybrid / WFH Options
Morson Talent
C# Software Engineer Location: Stevenage or Bristol, Full time on site initial 3 month period, then hybrid working Duration: 12 Months initial SC Clearance Required Rate: £65 ph Umbrella Overview of department: WSSE are integral in the development of weapon systems and system architectures, and as a result have developed a capability supporting developments across the full product life cycle. … emulators. Working with Project Leads and Simulation Architects to design and develop simulation components as an end to end representation of a weapon System in a synthetic environment using C#, C++ and integration simulations, supporting a number of industry standards. You will work as part of a heterogeneous agile development team, made up of mixed discipline engineers working in synergy … Our approach to software development includes: o Configuration control o Continuous Integration o Continuous Delivery or Deployment. o Unit testing and test driven development. Key Skillset Essential: Proficient in C#/C++ Microsoft Visual Studio, Eclipse, Ability to work from high level/system view into technical detail. Excellent verbal, presentation and written communication skills Knowledge of using Microsoft Windows More ❯
Employment Type: Contract, Work From Home
Rate: £65 per hour + Inside IR35
Posted:

C# Software Engineer (Security Clearance)

Leatherhead, Surrey, South East
CGI
C# Software Engineer (Security Clearance) Position Description The Space, Defence and Intelligence business unit in CGI is a true IT Systems Integrator. We work, build, and operate bespoke, technically complex, mission-critical systems which help our clients keep us all safe and secure. We bring innovation to our clients using proven and emerging technologies, agile delivery processes and our deep … platforms and services. This will require the update and improvement to a series of API interfaces to allow the client to operate an ecosystem of medical capabilities. As a C# Developer, you will play a critical role in updating our current systems and APIs to allow the movement of data between our systems and the new client systems. You will … configuration, and deployment of operating system images. • Collaborate with infrastructure and support teams to address system-wide enhancements. Required qualifications to be successful in this role • Strong background in C# development with Visual Studio 2019 and git. • Hands-on experience with Windows Server 2016 and above environments. • Solid experience working with Microsoft SQL Server 2017 and above. • Familiarity with COTS More ❯
Employment Type: Permanent
Posted:

Senior Oracle Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Morgan McKinley
Senior Oracle Developer Oracle to .NET (C#) Migration Project Join a high-impact digital transformation project modernising a long-standing enterprise system. Migrating a complex platform from Oracle and PHP to a .NET (C#) architecture and we're looking for an experienced Oracle Developer to play a key role in this journey. You'll work at the intersection of legacy … systems and new architecture, translating complex logic into scalable, maintainable C# code. What You'll Be Working On: Rewriting complex PL/SQL logic into performant, readable C# code. Decoupling business logic from the Oracle database and transforming it into service-based architecture. Mapping Oracle data structures and types into .NET equivalents, ensuring performance and integrity. Collaborating on the migration … and transformation. What We're Looking For: Oracle PL/SQL experience, including deep expertise in stored procedures, triggers and packages. Proven experience re-engineering Oracle-based logic into C# within .NET environments. Strong understanding of Oracle database internals and data migration approaches. Experience in database migration from Oracle to Postgres or MySQL. Excellent analytical and problem-solving skills, with More ❯
Employment Type: Contractor
Rate: £450 - £550 per day
Posted:

Full Stack Developer

Canterbury
Constant Recruitment Ltd
Software Developer in Canterbury, Kent (office-based) Salary: £40,000 – £45,000 depending on experience Do you have skills in C#, JavaScript, and SQL? Do you enjoy API development—both writing and consuming—as part of a wider full-stack role? Would you like the opportunity to work in an office-based role where you can closely collaborate with the … both writing and consuming—and be involved in the full software lifecycle, from design to delivery. What you will be doing: Designing and developing software applications using .NET and C# Contributing to both backend and frontend development Creating, consuming, and integrating APIs Collaborating with the team to add new features and fix bugs Staying current with new technologies and suggesting … the successful operation of systems What we are looking for: At least 1 year of commercial experience in .NET development Solid API development experience (writing and consuming) Proficiency in C#, .NET frameworks, and SQL Familiarity with JavaScript, HTML, and CSS Understanding of Object-Oriented Programming principles A collaborative mindset and flexible, can-do approach You will be joining a team More ❯
Employment Type: Permanent
Salary: £45,000
Posted:

Software Application Developer

Wembley, Middlesex, United Kingdom
Endeavour Recruitment Solutions
Technologies: C# NET File I/O WinForms Win Services WCF Linq Entity Framework InstallShield Agile Visual Studio crystal reports MS SQL SOA Endeavour Recruitment has a new opportunity for a Software Application Developer looking to further their career by joining our client, a global manufacturing company. The role is based in Wembley and they are offering a salary of … and maintaining existing applications. You would also be writing installation packages and technical documentation plus developing technical specifications for application code. Required Skills - Degree in Computer Science or similar C# .Net File I/O WinForms Win Services WCF LINQ Entity Framework InstallShield Agile Visual Studio Crystal Reports MS-SQL SOA Candidate Profile Analytical skills Ability to prioritise tasks Flexible More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Front End Developer + Design

Milton Keynes, Buckinghamshire, United Kingdom
Endeavour Recruitment Solutions
Permanent role based in Milton Keynes. The successful candidate should have excellent knowledge of UI/UX Design, experience of working in an Agile environment and competent skills in C# and .Net. Skills and Qualifications: HTML5/CSS3 Angular JQuery C# .Net AJAX MVC MVVM SQL Server Experience of Working in an Agile Environment In addition, experience in the following More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Web and Mobile Application Developer

Milton Keynes, Buckinghamshire, United Kingdom
Apache Associates
Are you a talented C# Developer with a passion for building robust, scalable applications? Do you have experience delivering multi-platform mobile apps using technologies like .NET MAUI or React Native? If so, we want to hear from you! About the Role We're looking for a skilled developer to join our agile, fast-growing team. You'll play a … closely with our product and UX teams, you'll help bring innovative features to life that delight our users. What You'll Do: Design, build, and maintain high-quality C# applications. Develop cross-platform mobile applications using .NET MAUI or React Native. Collaborate with designers and backend developers to deliver polished, user-friendly apps. Write clean, maintainable code and participate … in code reviews. Optimize app performance and troubleshoot bugs across devices. What We're Looking For: Strong experience in C#/.NET development. Solid understanding of mobile UI/UX principles. Proficiency in XAML, Dependency Injection, Entity Framework Core (SQLite), Messaging (APNS, Firebase), and AutoMapper. Familiarity with RESTful APIs, GitHub/BitBucket, and CI/CD pipelines. Bonus: Experience with More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Developer

Bracknell, Berkshire, South East, United Kingdom
Hybrid / WFH Options
Spectrum It Recruitment Limited
Software Developer - C# Software Developer required by a leading Cloud Technology company based in Bracknell. The company are working on cutting-edge technology including AI and propensity modelling. This is a brand-new position due to growth and will join a well-established, high calibre development team. The company operate on a hybrid model which involves 3 days in the … and 2 days from home. Essential experience: Degree in Computer Science or other STEM subject ideally from a Russell Group University 3+ years' experience in a software development role C# SQL Server Source control, ideally Git Experience working within an Agile environment Any experience in the following would be advantageous: .NET 5/6 JavaScript, TypeScript and frameworks such as More ❯
Employment Type: Permanent, Work From Home
Salary: £70,000
Posted:

Software Developer

Bracknell, Berkshire, United Kingdom
Spectrum IT Recruitment
Software Developer - C# Software Developer required by a leading Cloud Technology company based in Bracknell. The company are working on cutting-edge technology including AI and propensity modelling. This is a brand-new position due to growth and will join a well-established, high calibre development team. The company operate on a hybrid model which involves 3 days in the … and 2 days from home. Essential experience: Degree in Computer Science or other STEM subject ideally from a Russell Group University 3+ years' experience in a software development role C# SQL Server Source control, ideally Git Experience working within an Agile environment Any experience in the following would be advantageous: .NET 5/6 JavaScript, TypeScript and frameworks such as More ❯
Employment Type: Permanent
Salary: £50000 - £70000/annum
Posted:

Senior Front End Developer JavaScript Angular SaaS

Reigate, Surrey, South East, United Kingdom
Hybrid / WFH Options
Client Server
driven product suite in collaboration with the team in Canada. You'll design and develop engaging front ends/UIs for SaaS solutions working with modern Angular within a C# Azure environment on Greenfield projects with an emphasis on getting things done whilst maintaining clean coding practices. Location/WFH: There's a flexible work from home hybrid model, you … with JavaScript and modern Angular (Angular 16+, they're using Angular 18, moving to Angular 19), and other web technologies e.g. HTML5, CSS You have experience of working with C# backends and a good understanding of Azure You have advanced stakeholder communication and collaboration skills What's in it for you: As a Senior Front End Developer you will earn … Continuous training and career development opportunities Plus a range of other perks and discounts Apply now to find out more about this Senior Front End Developer (JavaScript Angular 18 C# Azure SaaS) 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 More ❯
Employment Type: Permanent, Work From Home
Salary: £95,000
Posted:

Software Developer

Milton Keynes, Buckinghamshire, South East, United Kingdom
Hybrid / WFH Options
Oscar Associates (UK) Limited
One day a week) I'm currently working with a successful FinTech client based in Milton Keynes who have an exciting job opportunity for a Software Developer skilled with C# .NET and React or Angular to join their agile development team. You will be part of a team of 8 developers responsible for the development of their internal product using … the technologies listed below. Experience required: Minimum of three years' experience using C# .NET in a commercial environment .NET Core Angular or React SQL Server Entity Framework jQuery Experienced working in an Agile Environment Benefits Package: Competitive base salary DOE Hybrid working - 4 days WFH per week. Annual bonus scheme Generous pension scheme 25 days holiday Private healthcare If you More ❯
Employment Type: Permanent, Work From Home
Salary: £55,000
Posted:

Senior Developer

Brighton, East Sussex, England, United Kingdom
Hybrid / WFH Options
Avanti
This is a fantastic opportunity for someone passionate about technology evolution, AI tooling, and delivering clean, modern code. You’ll help replace a VB.NET system with a modern stack (C#, .NET Core, APIs, Cloud) and play a key part in moving the front end towards React. Beyond the tech upgrade, you’ll become the go-to AI champion within the … ll help shape how AI integrates into their internal workflows and potentially their core applications. What You’ll Be Doing: Leading the migration from VB.NET to modern .NET Core, C#, and cloud-based solutions Driving the adoption of AI tools across the development team to improve code quality and efficiency Helping steer the move to a React front end (already … What We’re Looking For: 5+ years of .NET development experience, with proven modernisation/migration projects Experience moving from legacy systems (VB.NET) to modern stacks Strong knowledge of C#, .NET Core, SQL Server, REST APIs, and cloud environments Hands-on experience using AI developer tools like GitHub Copilot or ChatGPT Passion for clean code, architecture, and technical leadership Strong More ❯
Employment Type: Full-Time
Salary: £70,000 - £90,000 per annum
Posted:

.Net Development Lead

Oxford, Oxfordshire, South East, United Kingdom
Halian Technology Limited
software engineers through the full product lifecycle using Agile methodologies. This is a varied role where youll split your time between people leadership, scrum mastering, and active development using C#/.NET technologies. Key Responsibilities: Line manage, mentor, and support a team of developers Lead sprint ceremonies: standups, planning, retrospectives, and refinement Remove blockers and drive team progress in an … quality through peer reviews and technical leadership Become a subject matter expert in key system areas Required Experience: 5+ years of experience in software application development Strong expertise in C#, .NET, and .NET Core Solid experience with Microsoft SQL Server Skilled in using Visual Studio and Git/SVN for version control Degree in Computer Science, Engineering, or related discipline More ❯
Employment Type: Permanent
Salary: £70,000
Posted:

Development Team Lead

Oxford, Oxfordshire, South East, United Kingdom
Halian Technology Limited
software engineers through the full product lifecycle using Agile methodologies. This is a varied role where youll split your time between people leadership, scrum mastering, and active development using C#/.NET technologies. Key Responsibilities: Line manage, mentor, and support a team of developers Lead sprint ceremonies: standups, planning, retrospectives, and refinement Remove blockers and drive team progress in an … quality through peer reviews and technical leadership Become a subject matter expert in key system areas Required Experience: 5+ years of experience in software application development Strong expertise in C#, .NET, and .NET Core Solid experience with Microsoft SQL Server Skilled in using Visual Studio and Git/SVN for version control Degree in Computer Science, Engineering, or related discipline More ❯
Employment Type: Permanent
Salary: £70,000
Posted:

Development Leader

Oxford, Oxfordshire, South East, United Kingdom
Halian Technology Limited
software engineers through the full product lifecycle using Agile methodologies. This is a varied role where youll split your time between people leadership, scrum mastering, and active development using C#/.NET technologies. Key Responsibilities: Line manage, mentor, and support a team of developers Lead sprint ceremonies: standups, planning, retrospectives, and refinement Remove blockers and drive team progress in an … quality through peer reviews and technical leadership Become a subject matter expert in key system areas Required Experience: 5+ years of experience in software application development Strong expertise in C#, .NET, and .NET Core Solid experience with Microsoft SQL Server Skilled in using Visual Studio and Git/SVN for version control Degree in Computer Science, Engineering, or related discipline More ❯
Employment Type: Permanent
Salary: £70,000
Posted:

Development Manager .NET

Oxford, Oxfordshire, South East, United Kingdom
Halian Technology Limited
software engineers through the full product lifecycle using Agile methodologies. This is a varied role where youll split your time between people leadership, scrum mastering, and active development using C#/.NET technologies. Key Responsibilities: Line manage, mentor, and support a team of developers Lead sprint ceremonies: standups, planning, retrospectives, and refinement Remove blockers and drive team progress in an … quality through peer reviews and technical leadership Become a subject matter expert in key system areas Required Experience: 5+ years of experience in software application development Strong expertise in C#, .NET, and .NET Core Solid experience with Microsoft SQL Server Skilled in using Visual Studio and Git/SVN for version control Degree in Computer Science, Engineering, or related discipline More ❯
Employment Type: Permanent
Salary: £70,000
Posted:

Front-End Developer

Kent, England, United Kingdom
Searchability
and quality assurance Supporting integration with APIs, databases, and event-driven pipelines Working with cloud-native services in Azure and AWS WHAT WE NEED FROM YOU Strong experience with C#, .NET (preferably .NET 8+) and Blazor Solid understanding of modern front-end design principles and REST APIs Experience building UIs with a focus on performance and usability Familiarity with DAPR … CI/CD, containers) Bonus: Experience in geospatial or real-time monitoring systems TO BE CONSIDERED... Please either apply by clicking online or emailing me directly at KEY SKILLS C#, .NET 8+, Blazor, Razor, Front-End Development, REST APIs, Azure, AWS, DevOps, DAPR, UX, Microservices More ❯
Employment Type: Contractor
Rate: £350 - £400 per day
Posted:

QA Tester

London, South East, England, United Kingdom
Pharmica
and grow your career. What You’ll Be Doing Automation Testing Develop, maintain, and execute automated test scripts using UI automation tools (preferably Selenium). Focus on programming in C# (preferred), though experience in Python, Java, or other languages is acceptable Collaborate with developers to integrate automated tests into the development process and CI/CD pipelines. Manual Testing Conduct … with UI automation tools (preferably Selenium). Experience creating test plans and driving quality assurance as the sole QA engineer in an agile team. 2 years of programming experience (C# preferred, but Python/Java/other languages are acceptable). Solid background in manual testing. Inquisitive mindset with a passion for staying informed about test automation best practices and … trends. Experience with version control systems (Git). Preferred Skills: Basic SQL knowledge. Experience with BDD frameworks (preferably SpecFlow, Cucumber, etc.), with a strong preference for C# with Selenium, given the integration ease with our project. Familiarity with design patterns and best practices in C#. Bonus Points For: Exposure to CI/CD pipelines (GitHub Actions, Azure, Jenkins, etc.). More ❯
Employment Type: Full-Time
Salary: £30,000 - £35,000 per annum
Posted:

Remote Platform Engineer - AI Trainer - DataAnnotation

Slough, Berkshire, United Kingdom
Hybrid / WFH Options
Java Script Works
or JavaScript. You should be detail-oriented and possess excellent writing and grammar skills. A bachelor's degree, either completed or in progress, is preferred. Technologies: AI, JavaScript, Python, C#, CSS, Java, Kotlin, React, SQL, Swift, TypeScript More: This is a full-time or part-time remote position, providing you with the flexibility to choose which projects you want to More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Graduate Software Engineer

South East, United Kingdom
ECM Selection (Holdings) Limited
degree in a relevant STEM subject (ideally Computer Science) from a leading university, and excellent grades at A-level (or equivalent) Strong coding skills in languages such as C++, C#, Java etc. Your coding experience needs to extend beyond academic modules and projects Firm grasp of software engineering concepts – object orientation, data structures, version control etc. A knowledge of web … successful candidate. Early progression is available, assuming satisfactory performance in the role. Please note that this role is purely office-based. Keywords: Graduate, Developer, JavaScript, Web, React, Applications, OO, C#, C++, Java, Mobile, Client-Facing, Career Support Another top job from ECM, the high-tech recruitment experts. Even if this job's not quite right, do contact us now - we More ❯
Employment Type: Permanent
Salary: £38000 - £45000/annum £38k+ initially, with early review
Posted:

Test lead - 12 Month FTC - Fixed Term Contract

Staines-upon-Thames, Middlesex, England, United Kingdom
Hybrid / WFH Options
Proactive Appointments
Platform Testing, Cross Browser Testing, Web, Mobile and Tablet • Strong Testing Experience in Non-Functional testing • Experience of working with Test Management tools like JIRA, TFS, ALM • Familiar with C# .NET, HTML, SQL & Java • Good Experience of working with SQL and SQL Management Studio. • Excellent knowledge in Postman & SOAP UI for API Testing • Keen attention to detail essential • Must be … creating and maintaining automation frameworks and scripts in line with coding standards will be an added advantage (not a must have) • Demonstrated experience writing test scripts from scratch in C# .net will be an added advantage (not a must have) • Experience working with Selenium Webdriver will be an added advantage (not a must have) Benefits • Annual performance-based bonus incentives More ❯
Employment Type: Full-Time
Salary: £60,000 - £65,000 per annum
Posted:

Senior API Developer

Brighton, East Sussex, England, United Kingdom
Arc IT Recruitment
modern, scalable solutions and needs an experienced contractor to join their collaborative development team. What you’ll be doing: Designing, building, and maintaining robust and scalable APIs using .NET (C#) Integrating with internal and third-party systems Working within an Agile team, collaborating with DevOps, Product, and QA Ideal candidates will have proven commercial experience with .NET Core/ASP.NET More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:
C#
the South East
10th Percentile
£38,750
25th Percentile
£46,750
Median
£60,000
75th Percentile
£72,500
90th Percentile
£83,750