Senior .NET Developer Job Vacancies

26 to 50 of 73 Senior .NET Developer Jobs

Senior .NET Developer

bolton, greater manchester, north west england, united kingdom
MRJ Recruitment
Senior .NET Developer Global Tech Company | Agile Delivery Teams | Hands-On | UK-Based Millions of customers. One proprietary platform. Infinite possibilities. This global technology business has just completed a massive migration to their own platform, and now, the stage is set for scale, innovation, and speed. Products are being built at pace, technology is unlocking new capabilities … and the experiences delivered to customers worldwide are next-level. At the heart of it all? The tech team. And they’re looking for a Senior .NET Developer to join one of their agile delivery squads and help shape the future of their platform. What You’ll Do: Build and maintain integrations between web front-ends, back … engineering teams to maintain a robust CI/CD pipeline. Ensure all code is testable, covering unit, integration, UI, and performance tests. Who You Are: Solid commercial experience with .NET and C#. Hands-on experience with Akka.NET for building distributed, scalable, fault-tolerant systems. Familiar with N-Tier architecture and service-oriented design (SOA). Strong understanding of OOP More ❯
Posted:

Senior C# .NET Developer

Portsmouth, Hampshire, England, United Kingdom
Hybrid / WFH Options
MORRIS SINCLAIR RECRUITMENT LTD
C#/.Net for FinTech software Hybrid/Remote - Portsmouth Office Award Winning Business Senior C# .NET Developer - WealthTech - Remote or Hybrid The Opportunity We're delighted to be working with our prestigious WealthTech client who are seeking an exceptional Senior C# .NET Developer to work on their proprietary software within their well … some of the UK's largest financial services companies and has established themselves as a key player in the FinTech space. This is a fantastic opportunity for an experienced Senior C# .NET Developer with good object-oriented analysis and design skills, familiarity with design patterns and practices to work for an award winning company..The role offers excellent … key, as is the ability to champion the adoption of innovative technologies within the team. Experience Good knowledge of Microsoft development technologies Visual Studio 2022 onwards Strong C#/.NET experience Net/.Net Core Web API development experience API documentation generation tools Experience using IoC containers SQL Server experience Experience using Entity Framework OOAD skills and good More ❯
Employment Type: Full-Time
Salary: Salary negotiable
Posted:

Senior .NET Developer | FinTech | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN

London Area, United Kingdom
Hybrid / WFH Options
VirtueTech Recruitment Group
Senior .NET Developer | FinTech | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN We have partnered with one of the leading FinTech companies in London, which is looking to expand its engineering team. You’ll contribute to building scalable products and APIs that enable the business to understand its performance and unlock new growth opportunities. … Details 3 days onsite in London Up to £600/day Outside IR35 Initial 6-month contract Key Skills Experience operating at a Senior Level, either in your last position or in a previous position Strong experience with .NET for building APIs. Solid experience with Event Driven Systems. Experience working with Azure and cloud development. Senior .NET Developer | FinTech | .NET | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN More ❯
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Senior .NET Developer | FinTech | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN

City of London, London, United Kingdom
Hybrid / WFH Options
VirtueTech Recruitment Group
Senior .NET Developer | FinTech | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN We have partnered with one of the leading FinTech companies in London, which is looking to expand its engineering team. You’ll contribute to building scalable products and APIs that enable the business to understand its performance and unlock new growth opportunities. … Details 3 days onsite in London Up to £600/day Outside IR35 Initial 6-month contract Key Skills Experience operating at a Senior Level, either in your last position or in a previous position Strong experience with .NET for building APIs. Solid experience with Event Driven Systems. Experience working with Azure and cloud development. Senior .NET Developer | FinTech | .NET | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN More ❯
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Senior .NET Developer | FinTech | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN

london, south east england, united kingdom
Hybrid / WFH Options
VirtueTech Recruitment Group
Senior .NET Developer | FinTech | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN We have partnered with one of the leading FinTech companies in London, which is looking to expand its engineering team. You’ll contribute to building scalable products and APIs that enable the business to understand its performance and unlock new growth opportunities. … Details 3 days onsite in London Up to £600/day Outside IR35 Initial 6-month contract Key Skills Experience operating at a Senior Level, either in your last position or in a previous position Strong experience with .NET for building APIs. Solid experience with Event Driven Systems. Experience working with Azure and cloud development. Senior .NET Developer | FinTech | .NET | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN More ❯
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Senior .NET Developer | FinTech | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN

london (city of london), south east england, united kingdom
Hybrid / WFH Options
VirtueTech Recruitment Group
Senior .NET Developer | FinTech | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN We have partnered with one of the leading FinTech companies in London, which is looking to expand its engineering team. You’ll contribute to building scalable products and APIs that enable the business to understand its performance and unlock new growth opportunities. … Details 3 days onsite in London Up to £600/day Outside IR35 Initial 6-month contract Key Skills Experience operating at a Senior Level, either in your last position or in a previous position Strong experience with .NET for building APIs. Solid experience with Event Driven Systems. Experience working with Azure and cloud development. Senior .NET Developer | FinTech | .NET | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN More ❯
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Senior .NET Developer | FinTech | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN

slough, south east england, united kingdom
Hybrid / WFH Options
VirtueTech Recruitment Group
Senior .NET Developer | FinTech | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN We have partnered with one of the leading FinTech companies in London, which is looking to expand its engineering team. You’ll contribute to building scalable products and APIs that enable the business to understand its performance and unlock new growth opportunities. … Details 3 days onsite in London Up to £600/day Outside IR35 Initial 6-month contract Key Skills Experience operating at a Senior Level, either in your last position or in a previous position Strong experience with .NET for building APIs. Solid experience with Event Driven Systems. Experience working with Azure and cloud development. Senior .NET Developer | FinTech | .NET | Azure | Event Driven Architecture | £600/Day Outside IR35 | Hybrid, LDN More ❯
Posted:

Senior .NET Developer (£70k + benefits)

Manchester, North West, United Kingdom
InterQuest Group (UK) Limited
Great opportunity for a Senior .NET Developer to join a SaaS scale-up in Manchester. Since their inception in 2015 this company has grown from start-up to scale-up, they now employ almost 200 people and have over 50,000 clients using their software across the globe. The technology department is made up of 5 product … truly agile way, delivering small increments of value to their customers very frequently. This role sits within the team responsible for developing their flagship software platform and as a Senior .NET Developer you'll be given the opportunity to build, test and ship super-fast in a team that cares about engineering best practice, pairing and continuous … improvement. Skills: C#, .NET, REST APIs Azure Cloud - Azure Functions, Logic Apps, Service Bus, CosmosDB TDD, CI/CD, SOLID The money is good too - up to £70k for the right person. If you're interested in this opportunity and would like to know more, please apply through this advert and I will contact you ASAP. InterQuest Group is More ❯
Employment Type: Permanent
Salary: £70,000
Posted:

Senior Full-Stack .NET Developer – Remote (UK-Based)

East London, London, England, United Kingdom
Hybrid / WFH Options
Avanti
Senior Full-Stack .NET Developer – Remote (UK-Based) Are you a confident .NET Developer looking for a fully remote senior role where you can take ownership, work autonomously, and help shape a modern tech stack? We’re hiring for an experienced Full-Stack .NET Developer to join a small, senior development … users, helping to rebuild and evolve a complex platform that powers thousands of online stores. This is a hands-on role with a strong focus on backend development in .NET 8 , alongside supporting UI development built in React . The Role Deliver new backend functionality in modern .NET (C#/.NET 8) Help integrate and validate React … GraphQL APIs for third-party platform integrations Collaborate closely with a small, experienced team in a flat structure Remote-first – work from anywhere in the UK Tech Stack Backend: .NET 8, C#, Azure, PostgreSQL Frontend: React, Vue (legacy), Loveable (low-code React generator) Tools: GitHub Actions, Azure Service Fabric, Supabase Integrations: Shopify, other e-commerce APIs You’ll Need More ❯
Employment Type: Full-Time
Salary: £70,000 per annum
Posted:

Senior Developer .NET

Marston Green, Birmingham, West Midlands, England, United Kingdom
Hybrid / WFH Options
TXP
Job Title: Senior Developer (.NET) Location: Solihull/Hybrid Salary: Competitive + Benefits Type: Full-time, Permanent About TXP.co.uk TXP is a forward-thinking IT consultancy delivering impactful digital solutions across public and private sectors. We're passionate about innovation, collaboration, and creating inclusive environments where talent thrives. The Role We're looking for a Senior Developer/Solutions Architect with deep .NET expertise to lead the design and delivery of scalable, secure, and high-performing applications. You'll work across internal and client-facing projects, guiding teams and shaping technical direction. What You'll Do: Lead solution design and development using C#/.NET and Azure Collaborate with architects, developers, and … junior developers and contribute to technical standards Engage with clients to understand business needs and translate them into technical solutions What You'll Bring: Proven experience in C#/.NET development and architecture Strong knowledge of Azure (Functions, App Services, DevOps) Experience with Agile methodologies and modern DevOps practices Excellent communication and leadership skills A passion for quality, innovation More ❯
Employment Type: Full-Time
Salary: £0 per annum
Posted:

Senior C# Developer .Net Core AWS

Sunderland, north west england, united kingdom
Hybrid / WFH Options
Client Server
Senior C# Developer/Software Engineer (C# .Net Core AWS) Sunderland/WFH to £75k Do you have strong C# .Net Core backend development skills? You could be progressing your career in a senior, hands-on C# Developer role at a growing games/gambling site, whilst enjoying a range of benefits and perks. … As a Senior C# Developer within the customer onboarding team you will help shape the player onboarding and registration journeys, including KYC and identity verifications. You'll design and develop backend features that interact with the web front end (TypeScript, Vue.js) and migrate code from .Net MVC to .Net Core, ensuring it's reliable, scalable and … well documented. This is a senior position where you'll contribute to the planning of technical projects, provide guidance, conduct code reviews and input into technical discussions and decision making. Location/WFH: There's a hybrid work from home policy with 2-3 days a week; when you're in the office you'll be collaborating with fellow More ❯
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Senior C# Developer .Net Core AWS

Sunderland, Tyne and Wear, England, United Kingdom
Hybrid / WFH Options
Client Server Ltd
Senior C# Developer/Software Engineer (C# .Net Core AWS) Sunderland/WFH to £75k Do you have strong C# .Net Core backend development skills? You could be progressing your career in a senior, hands-on C# Developer role at a growing games/gambling site, whilst enjoying a range of benefits and perks. … As a Senior C# Developer within the customer onboarding team you will help shape the player onboarding and registration journeys, including KYC and identity verifications. You'll design and develop backend features that interact with the web front end (TypeScript, Vue.js) and migrate code from .Net MVC to .Net Core, ensuring it's reliable, scalable and … well documented. This is a senior position where you'll contribute to the planning of technical projects, provide guidance, conduct code reviews and input into technical discussions and decision making. Location/WFH: There's a hybrid work from home policy with 2-3 days a week; when you're in the office you'll be collaborating with fellow More ❯
Employment Type: Full-Time
Salary: £60,000 - £75,000 per annum
Posted:

Senior C# .NET Developer (Hybrid)

London, St James's, United Kingdom
Hybrid / WFH Options
Stock in the Channel
Senior C# .NET Developer Mayfair, London - Hybrid (1 - 2 days per week in the office) £68,000 - £72,000 per annum The Role We’re hiring a backend C# .NET Developer to join our engineering team in a hybrid role (1 - 2 days per week in the office). You’ll help build and maintain … searching , order processing , and background processes with a strong focus on both application logic and data access . This role is ideal for someone confident in both C#/.NET development and SQL , and who enjoys working on clean, maintainable code and performance-optimised database logic. What You’ll Be Working On: Designing and building backend services in C#. … Grafana for logs, metrics, tracing, and alerting across backend services. Contributing to technical design discussions, code reviews, and deployments. What We’re Looking For: Strong experience in C#/.NET backend development. Solid understanding of data modelling, indexing, and performance tuning. Skilled in writing and optimising complex SQL queries and stored procedures. Experience building and maintaining APIs, background jobs More ❯
Employment Type: Permanent
Salary: £68000 - £72000/annum
Posted:

Senior C# .NET Developer Hybrid

London, South East, England, United Kingdom
Hybrid / WFH Options
Get Staffed Online Recruitment Limited
Senior C# .NET Developer Mayfair, London - Hybrid (1 - 2 days per week in the office) £68,000 - £72,000 per annum The Role Our client is hiring a backend C# .NET Developer to join their engineering team in a hybrid role (1 - 2 days per week in the office). You’ll help build and … searching , order processing , and background processes with a strong focus on both application logic and data access . This role is ideal for someone confident in both C#/.NET development and SQL , and who enjoys working on clean, maintainable code and performance-optimised database logic. What You’ll Be Working On: Designing and building backend services in C#. … Grafana for logs, metrics, tracing, and alerting across backend services. Contributing to technical design discussions, code reviews, and deployments. What They’re Looking For: Strong experience in C#/.NET backend development. Solid understanding of data modelling, indexing, and performance tuning. Skilled in writing and optimising complex SQL queries and stored procedures. Experience building and maintaining APIs, background jobs More ❯
Employment Type: Full-Time
Salary: £68,000 - £72,000 per annum
Posted:

Senior .Net Developer

Jersey City, New Jersey, United States
Intone Networks
Job Title- Senior .Net Developer Location- Onsite in Jersey City, NJ Duration:9/25/2024-9/30/2024 Years of Experience:10-15 Years of Experience Job Description/Responsibilities- Work with a team of Developers, Engineers and Operations on functional requirements and specifications Assume responsibility for detailed design of assigned architectural components More ❯
Employment Type: Any
Salary: USD Annual
Posted:

Senior .NET Developer

Austin, Texas, United States
PMCS SERVICES
We are seeking a full-time contractor or employee for a Senior .NET Developer role.Required Skills: Proficiency in ASP.NET Core and C# in the recent 5 years of experience Experience with SQL Server and database design, entity framework, schema design, stored procedures, SSRS Experience with front-end technologies such as HTML, Typescript, CSS, JavaScript, and Angular Strong More ❯
Employment Type: Any
Salary: USD Annual
Posted:

Senior C# Developer .Net Core - FinTech

Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Client Server
Senior C# Developer/Backend Software Engineer (C# .Net Core) *Newcastle onsite* to £130k+ Are you a backend focused C# Developer with a strong academic background, looking to take the next step in your career? This is an opportunity to work on complex, high-impact systems at a growing FinTech scale-up with solid financial backing … holiday Bupa healthcare Generous pension contribution Continuous career development opportunities Social team atmosphere with a range of events and early finish for drinks on Fridays Your role: As a Senior C# Developer you will collaborate with a small, talented team to deliver the core platform within a Microsoft environment using the latest versions of C# .Net to … university, backed by A's at A-level You're a technologist who enjoys collaborating and problem solving, working on complex, distributed systems You have expertise with modern C# .Net Core, Python skills would also be of benefit You have a strong knowledge of modern software engineering best practices and have experience across the full software development lifecycle You More ❯
Employment Type: Permanent
Posted:

Senior C# Developer .Net Core - FinTech

sunderland, tyne and wear, north east england, united kingdom
Client Server
Senior C# Developer/Backend Software Engineer (C# .Net Core) *Newcastle onsite* to £130k+ Are you a backend focused C# Developer with a strong academic background, looking to take the next step in your career? This is an opportunity to work on complex, high-impact systems at a growing FinTech scale-up with solid financial backing … holiday Bupa healthcare Generous pension contribution Continuous career development opportunities Social team atmosphere with a range of events and early finish for drinks on Fridays Your role: As a Senior C# Developer you will collaborate with a small, talented team to deliver the core platform within a Microsoft environment using the latest versions of C# .Net to … university, backed by A's at A-level You're a technologist who enjoys collaborating and problem solving, working on complex, distributed systems You have expertise with modern C# .Net Core, Python skills would also be of benefit You have a strong knowledge of modern software engineering best practices and have experience across the full software development lifecycle You More ❯
Posted:

Senior .Net Developer

Richmond, Virginia, United States
Aurum Data Solutions
Position: Senior .Net Developers (Multiple roles) Location: Richmond, VA Start date: ASAP Duration: 6- 12 months Interview process: Phone interviews followed by Skype/Webex Brief description: Looking for a resource that can assist with converting data from one system to another. In addition, the resource will also write integrations between 2 systems utilizing .Net and API … candidates will both be working on creating a service middle layer that will enable information to be retrieved from a message queue and transmitted to a 3rd party vendor Developer 1 will be part of an Agile/Scrum team focused on back end development. The role will help work on changing all of the team s single large … into many individual parts to scale horizontal instead of vertical. Azure Service Bus will serve as the common channel for all the smaller services to listen to and respond. Developer 2 will be part of an Agile/Scrum team focused on building out the front and middle layer of an internally built website to support CAF customer service More ❯
Employment Type: Any
Salary: USD Annual
Posted:

Senior .Net Core Developer - Blazor

Oxford, Oxfordshire, South East, United Kingdom
Ascent People
Senior C# Developer, .Net Core Software Engineer, C-Sharp, Programming Job, Blazor, ASP.Net Core, Visual Studio International Engineering Company, Oxford 50-75K - 4 days in the office. I may be biased, but this has to be one of the best C# Developer/Software Engineer jobs available in the UK today. Dont have time to … read this advert, just call, text, email, or connect with me to obtain spec - 0-7-7-9-1-6-1-5-7-0-3 Are you a C# Developer (desktop or web-based) with a mid to senior-level skill set and can show extensive knowledge of .Net development? Do you have any experience with Blazor … of the UKs most impressive success stories. You will gain exposure to cutting-edge technologies while working alongside some of the industry's brightest minds. Technical skills required: C#, .NET, Python, Blazor, REST APIs, gRPC, GraphQL, MS SQL Server. Any experience of the following will be useful: Docker, Kafka, Sentry, Grafana Degree education is preferred, but we will consider More ❯
Employment Type: Permanent
Salary: £75,000
Posted:

Sr. ASP .Net Developer

Potomac, Maryland, United States
Hybrid / WFH Options
JPS Tech Solutions LLC
All, I hope this message finds you well. My name is Peter from JPS Tech Solutions LLC., and I am reaching out regarding an exciting opportunity for a Sr. .Net Developer role with our client in the US. We are actively seeking qualified candidates for immediate consideration. Below are the details: Role: Sr. ASP .Net Developer … designs and architecture as needed. Develop a well-tested, high performance, scalable web application. Job Requirements: 10+ years of experience designing, developing and deploying web-based applications in C#, .Net MVC, .Net CORE, SQL Server, JavaScript, TFS. 10+ years of experience experience with RDBMS, databases, and Behavior Driven Development (BDD) is preferred. 12+ years experience in software development. More ❯
Employment Type: Any
Salary: USD Annual
Posted:

Senior Full-Stack .NET Developer/Technical Lead

Atlanta, Georgia, United States
Cook Systems International
Cook Systems is where your journey to success begins!2 submittals. Market-rate compensation based on employment typeThe Dept. of Early Care & Learning (DECAL) is looking for an experienced .NET Developer to lead the development of scalable, cloud-based applications using .NET (including .NET 8). This role involves guiding cross-functional teams, ensuring secure and … data-driven applications, microservices, and API-first architectures.? Exposure to UX/UI best practices and user-centered design principles.? Design, develop, and maintain scalable, web-based applications using .NET (including .NET 8) and modern frameworks.? Lead development efforts, provide technical direction to .NET developers, and serve as the escalation point for issues.? Participate in architecture discussions … or equivalent.? Experience with Salesforce development (e.g., Apex, Lightning Web Components).? Background working with sensitive data, including PII, and implementing security protocols.? Exposure to modernizing legacy systems using .NET 8 and cloud-based technologies.Education:? Bachelor?s degree in computer science, Engineering, or a related field (or equivalent experience).Core Competencies & Soft Skills? Communication: Exceptional verbal and written skills More ❯
Employment Type: Any
Salary: USD Annual
Posted:

Senior .NET Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Avanti
I’m working with an award-winning EdTech company that is looking for a Senior Full-Stack .NET Developer to join their team on a fully remote basis. On a daily basis, you will be playing a key part in evolving a world-class educational platform, working across the full stack, helping to build, test, and optimise More ❯
Employment Type: Full-Time
Salary: £45,000 - £55,000 per annum
Posted:

Senior .NET Developer (Fullstack)

Manchester, Lancashire, England, United Kingdom
Hybrid / WFH Options
Avanti
I’m working with an award-winning EdTech company that is looking for a Senior Full-Stack .NET Developer to join their team on a fully remote basis. On a daily basis, you will be playing a key part in evolving a world-class educational platform, working across the full stack, helping to build, test, and optimise More ❯
Employment Type: Full-Time
Salary: £45,000 - £55,000 per annum
Posted:

Senior Developer - AI, .NET, Microsoft Co-pilot

England, United Kingdom
Hybrid / WFH Options
Cognitive Group | Part of the Focus Cloud Group
Senior Developer - AI, .NET, Microsoft Co-pilot Join a leading Digital, AI & Tech Transformation Partner UK based (Hybrid/Remote Options) - must be eligible for SC Clearance No sponsorship can be offered They are a trusted Microsoft Partner who's culture is built on collaboration, curiosity, and a shared passion for innovation. Helping organisations transform how they … work by delivering intelligent, secure, and scalable Microsoft solutions that make a real impact. What You’ll Do Design, develop, and maintain applications using .NET within Azure environments. Build and integrate AI-driven features using tools such as Azure OpenAI , Cognitive Services , and Microsoft Co-pilot Studio . Work collaboratively with cross-functional teams to translate business requirements into … Stay ahead of the curve with the latest Microsoft and AI advancements — sharing insights and helping shape our approach to intelligent solutions. What You’ll Bring Proven experience in .NET and C# development. Strong understanding of Azure services (App Services, Functions, Logic Apps, etc.). Hands-on experience with AI, ML, or Copilot-based solutions within the Microsoft ecosystem. More ❯
Posted:
Senior .NET Developer
10th Percentile
£53,375
25th Percentile
£57,500
Median
£62,500
75th Percentile
£76,875
90th Percentile
£81,975