1 to 25 of 29 Permanent C# Jobs in South London

Senior Software Engineer (.Net)

Hiring Organisation
Primis
Location
South London, UK
Employment Type
Full-time
engineering excellence in architecture, code quality, and delivery Partner with cross-functional teams to deliver solutions that solve genuine business challenges Tech Stack: Core: C#, .NET Core Architecture: Event-driven, microservices-oriented design Cloud: Azure (AWS experience valued), Infrastructure-as-Code Data: SQL, caching strategies, message brokers (RabbitMQ, etc.) Frontend ...

Data Reporting engineer (Python/.Net)

Hiring Organisation
Tenth Revolution Group
Location
South London, UK
Employment Type
Full-time
contract Fullstack Data reporting engineer and Python software developer. Fullstack Data reporting engineer (Python/.Net) - Contract: Required Skillset: 5+ years Software engineering experience C# Full Stack .NET development SQL Server & SQL Server Reporting Services Python for data engineering and Power BI Strong SQL knowledge Git/GitHub React/ ...

Java Full Stack Engineer

Hiring Organisation
Stealth iT Consulting
Location
South London, UK
Employment Type
Full-time
familiarity with MongoDB is preferred) or SQL databases such as Postgres Familiarity with web standards, accessibility, and development best practice Bonus: Building microservices in C# Experience building solutions that integrate with LLMs using tools such as Vercel AI, Langchain etc. Using the GOV.UK Design System and using Nunjucks ...

Senior Full Stack Developer / Full Stack Developer - Insurance

Hiring Organisation
Ping Insure
Location
South London, UK
Employment Type
Full-time
Stack Developer, with at least 2 years at Senior level. Strong back-end experience with one or more of: Node.js/TypeScript .NET/C# PHP/Laravel Strong front-end experience with: React, Vue, or Angular Modern JavaScript/TypeScript API-first development (REST/JSON). Strong database ...

Head of Development

Hiring Organisation
ECS Resource Group
Location
South London, UK
Employment Type
Full-time
priorities reflect business objectives. Key Requirements Minimum 15 years of software development experience, including at least 5 years in a leadership role. Tech stack: C#, .NET Core, VB.NET, SQL, RabbitMQ, Azure, Python, JavaScript. Strong architectural experience with cloud migration, microservices, risk management, and scaling systems. Proven experience in B2B SaaS ...

.Net and Azure Developer/Architect

Hiring Organisation
Infotechtion
Location
South London, UK
Employment Type
Full-time
love building scalable, secure, and cloud-native applications — we want to hear from you! Must-Have Skills Application Development and Architecture .NET and C# Microsoft Azure SharePoint Azure DevOps and CI/CD pipelines Terraform and Infrastructure as Code (IaC) Required Certifications: Candidates must hold the following Azure certifications ...

Senior Integration Engineer

Hiring Organisation
Vector Resourcing
Location
South London, UK
Employment Type
Full-time
+ years of overall experience implementing integration patterns using Azure Services such as Azure Service Bus, Azure Event Grid, Azure Function Apps (Python and C#) and Logic Apps across distributed systems. 5+ years of experience developing and consuming REST and OData APIs, with strong knowledge of Azure authentication models such ...

Senior SITS Developer

Hiring Organisation
Gravitas Recruitment Group (Global) Ltd
Location
South London, UK
Employment Type
Full-time
SITS genuinely broaden your enterprise systems skillset You won't be boxed into SITS. You'll work side-by-side with specialists in: Salesforce C# and Azure Integration Power Platform (Power Apps/Automate) - less utilised For a SITS developer, this is rare. It future-proofs your career in case ...

Trainee Web Developer

Hiring Organisation
IT Career Switch
Location
Bromley, Kent, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £45,000 per annum
friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

C++ Developer Windows Networking

Hiring Organisation
Client Server
Location
South London, UK
Employment Type
Full-time
time and low latency, maintaining data feeds and developing key underlying transport protocols for data transmission. The platform has been built with C++ and C# deploying to AWS and requires high scalability and low latency - they currently handle 40 billion messages per day. Location/WFH: You can work remotely ...

SAP Developer - SAP Solutions Engineer

Hiring Organisation
Maslow - SAP & ERP Talent
Location
South London, UK
Employment Type
Full-time
grow Nice to Have • SAP, BCS, or Computer Science related certifications • Exposure to SAP Cloud Foundry, Extension Suite, or Integration Suite • Experience with C#, Visual Studio, Eclipse, or MS SQL • Awareness of SAP security architecture and cloud compliance standards Location & Working Model • Flexible working available: South West on-site, hybrid ...

Senior Azure Developer

Hiring Organisation
Montash
Location
South London, UK
Employment Type
Full-time
knowledge of Azure Service Bus and message queue based integrations Understanding of integration patterns and secure data transfer mechanisms Development and Scripting Proficiency in C#, PowerShell, or similar scripting and development languages Experience working with Azure cloud services and automation tools Support and Operations Background providing L2/L3 application ...

Software Architect (Remote in UK)

Hiring Organisation
Orange Logic
Location
South London, UK
Employment Type
Full-time
8+ years' practical experience on a web-based application Proficient with English (both verbal and written) Proficient with any back-end programming languages (i.e. C#, Java, Python, C++, etc.) Outstanding knowledge of software and application design and architecture Highly analytical mindset, with an ability to see both big picture ...

DevOps Engineer

Hiring Organisation
Undisclosed
Location
Croydon, England, United Kingdom
with integration patterns and secure data transfer. Development Skills: Experience with Azure cloud services and automation. Proficiency in relevant programming/scripting languages (e.g., C#, PowerShell). Support & Maintenance: • Background in L2/L3 support, incident management, and troubleshooting. • Ability to work within defined service levels and support processes. Collaboration ...

Acumatica Developer

Hiring Organisation
Chapman Tate Associates
Location
South London, UK
Employment Type
Full-time
time. • Provide technical expertise and contribute to ongoing product innovation. What We're Looking For • Proven experience developing within Acumatica ERP. • Strong skills in C#, .NET, and SQL. • Experience with Acumatica customisations, APIs, and integrations. • Ability to work independently in a remote environment while maintaining strong communication with the team. ...

Dynamics 365 CE Technical Consultant

Hiring Organisation
Adapt 365
Location
South London, UK
Employment Type
Full-time
expectations. Delivering work that's not just functional — but exceptional. What you'll bring: Dynamics 365 accreditations and deep CE knowledge. Strong coding skills (C#, ASP.Net, Python, Java, JSON). Experience with enterprise CRM systems and complex project delivery. Excellent customer engagement and stakeholder management skills. A passion for quality ...

Software Engineer - Full-Stack - C#/Microsoft Azure

Hiring Organisation
Ocean Red
Location
South London, UK
Employment Type
Full-time
C# Engineer Overview Company | Fintech SaaS Platform | Cloud-Native Transformation Position | Mid-Level Full-Stack Engineer Impact | Build scalable solutions, shape architecture, deliver immediate product impact Skills | C#, .NET Core, Azure, Microservices, HTMX, CSS Location | UK (Hybrid/Remote) Offer | £60,000 + Benefits The Role Join a fast-growing … real ownership, cross-functional collaboration, and the chance to see your work used by customers quickly. What You'll Do: Build scalable solutions in C#/.NET Core with cloud-native architecture. Contribute to event messaging, webhooking, and architectural design. Deliver features across the full software lifecycle in Agile squads. ...

Winforms Developer

Hiring Organisation
Reggie & Cole
Location
South London, UK
implementing new features, improving stability, and ensuring smooth day-to-day operation of established systems while working closely with technical stakeholders. Skills & Experience: Strong C#/.NET development Proven WinForms experience Experience working on and maintaining legacy systems Solid understanding of object-oriented design Experience with SQL Server DevExpress experience ...

Senior Software Engineer

Hiring Organisation
OptumUK
Location
South London, UK
Employment Type
Full-time
This role will see you working across our product suite, contributing to the design, development, and delivery of innovative software. Our tech stack includes C# (.Net Core), MySQL, HTML/CSS, JavaScript, and containerized workloads in AWS. What you'll do At Optum UK, we believe in the power … developing, testing, and maintaining high-quality software solutions. Collaborating with product managers, designers, and clinicians to translate requirements into technical specifications. Building and maintaining C#/.Net applications using best practices and design patterns. Developing RESTful APIs for seamless integration with internal and external systems. Optimising application performance and conducting ...

Application Developer

Hiring Organisation
The Airedale Group
Location
South London, UK
Employment Type
Full-time
take initiative rather than waiting for detailed instructions. Details: Competitive salary, Remote working, Career progression. Key Responsibilities: Build and maintain cloud-based applications using C#, ASP.NET Core, Blazor, and SQL Server Develop and operate solutions on Microsoft Azure, including AKS and CosmosDB Participate in Agile ceremonies, including stand-ups, backlog … practices, while maintaining strong fundamentals in core programming principles Experience Required: Relevant experience in software development and familiarity with at least on programming language (C#, Python, Java, JavaScript, or similar) Excellent communication skills and the confidence to engage directly with users and stakeholders A self-motivated and proactive developer ...

Senior .NET Developer

Hiring Organisation
ITR | part of Ascent International Group
Location
South London, UK
Employment Type
Full-time
application. Building responsive, data-driven UI components using Kendo UI (Telerik). Creating scalable server-side logic, APIs, and services with .NET MVC (C#). Designing and optimising SQL Server schemas, stored procedures, and queries. Integrating with external services such as payment gateways and regulatory APIs. Working within an agile … code quality standards throughout delivery. What You'll Bring Proven expertise with Kendo UI (Telerik) – grids, forms, charts, schedulers, etc. Advanced .NET MVC/C# development experience (Razor, Entity Framework). Strong SQL Server knowledge: indexing, optimisation, T-SQL, schema design. Experience integrating 3rd-party REST/SOAP APIs. Good ...

Software Engineer

Hiring Organisation
Harvey Nash
Location
South London, UK
Employment Type
Full-time
Role: Developer Tech Stack: .NET, C#, AWS, MongoDB IR35 Status: Outside IR35 Day Rate: £400.00 Location: Remote Contract Length: 3 Months + Start Date: Immediate We are seeking a Developer to join the agile delivery team supporting the development of a major government digital platform. You will be responsible … Product teams to align technical implementation with business requirements. Take ownership of development tasks from estimation through to deployment. Required Technical Experience Proficiency in C#, .NET, and MVC frameworks. Experience developing scalable web applications and APIs. Hands-on exposure to AWS (required) and Azure (desirable) cloud platforms. Familiarity with Terraform ...

Lead Software Developer

Hiring Organisation
Spectrum IT Recruitment
Location
South London, UK
Employment Type
Full-time
software company with an international client base. This is a hands on, Technical Lead level role. The technical focus is \"full stack\" working with C# and React. The Lead Software Developer will be responsible for Full stack development with C# and React as part of the ongoing evolution … onshore and offshore teams Mentoring and upskilling less experienced developers in the team Taking the lead on architectural and design decisions Key experience Extensive C# experience SQL Server React TypeScript CI/CD - Azure DevOps MS Azure services Azure AD B2C Microservices architecture Database design and management Technical leadership ...

.NET/ Azure Developer

Hiring Organisation
Digital Waffle
Location
South London, UK
Employment Type
Full-time
organisation is looking for a Software Developer to join their fully remote backend team. You'll work on impactful, data-driven platforms using modern C#/.NET and Azure DevOps. Key Responsibilities: Build and maintain RESTful APIs and microservices (.NET Core/6/7/8) Develop and improve … Azure DevOps Contribute to scalable, high-availability backend systems Collaborate within a supportive, remote engineering team What You'll Bring: Strong experience with C#/.NET Solid understanding of API development & integrations Familiarity with Azure DevOps or similar cloud services Proactive mindset and strong communication skills Fully remote, UK-based ...

Software Engineer

Hiring Organisation
develop
Location
South London, UK
Employment Type
Full-time
leading consultancy who are supporting a household brand who work in the financial services space. We're on the lookout for a talented C# Software Engineer to join a brand-new team delivering a cutting-edge, greenfield digital transformation Programme. This is a fantastic opportunity to work with a well … What We're Looking For A strong communicator and a true team player, you'll bring experience in most of the following: Tech Stack C# .NET Webforms (Migration away from Wembforms) Web API Docker/Kubernetes Azure Git SQL/NoSQL Ways of Working Agile/Scrum TDD, CI/ ...