C# Jobs in Guernsey

1 to 25 of 43 C# Jobs in Guernsey

.Net Full Stack Developer (SC Eligible)

Guernsey, UK
Hybrid / WFH Options
Stealth iT Consulting
option of fully remote or hybrid + ad hoc client site travel) Primary skills & requirements; Must be eligible for SC Clearance Extensive experience building services using ASP.NET Core and C# Experience developing front-end web applications using modern frameworks such as React, Angular, or Blazor/Razor Experience with cloud technologies such as AWS or Azure Experience with CI/ More ❯
Employment Type: Part-time
Posted:

Dotnet Developer

Guernsey, UK
Hybrid / WFH Options
develop
agile ceremonies Collaborate with a distributed team to deliver solutions on time and to spec What Youll Need 3+ years of professional experience in .NET development Strong proficiency in C#, ASP.NET Core, Entity Framework Solid understanding of RESTful API design and software architecture principles Experience with Azure or other cloud environments preferred Good communication skills and ability to work independently More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer

Guernsey, UK
Hybrid / WFH Options
Digital Waffle
have partnered with a fast-growing technology. Their currently looking for additional team members to assist with the continued growth and increase in work! Full Stack Developer required skills: C# .NET Core React or Angular JavaScript/TypeScript SQL APIs CI/CD AWS or Azure Full Stack nice to haves: Experience with start ups You must be UK based More ❯
Employment Type: Part-time
Posted:

Java Full Stack Engineer

Guernsey, UK
Stealth iT Consulting
and integrating with NoSQL database (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 More ❯
Employment Type: Part-time
Posted:

Full Stack Engineer

Guernsey, UK
Lorien
migration methodology and tooling robustness. Adapt to diverse legacy stacks, including proprietary or niche technologies. Required Skills & Experience 5+ years of full-stack development experience. Strong coding skills in: C#, .NET Core & one of Python/JavaScript/TypeScript. Experience modernising or migrating legacy systems (e.g., WinForms, WebForms, classic ASP). Familiarity with AI developer toolchains (LangChain, Semantic Kernel, Devin More ❯
Employment Type: Part-time
Posted:

Software Engineer

Guernsey, UK
Oracle
The challenge is making the right trade-offs, communicating those decisions effectively, with crisp execution. Qualifications 4+ years of full-stack software development experience Working knowledge in Java, C++, C#, or similar OO language Experience developing customer-focused architectures and restful web services Work with modern Javascript libraries and frameworks such as React, Angular, and Bootstrap Experience driving security reviews More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer

Guernsey, UK
Primis
from requirements to release - with freedom and accountability. What Youll Bring 57 years experience in software engineering, with a degree in Computer Science or related field. Strong skills in C# or Java, plus experience in database design and web technologies (HTML, JavaScript, CSS). Solid understanding of OO design, design patterns, and server-side development. A proactive, detail-oriented, and More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer

Guernsey, UK
Hybrid / WFH Options
Your Next Hire
Senior Software Engineer Fully Remote - UK Based 60,000 C#, .Net, .Net Core, Angular, Microservices, Azure, AKS Your Next Hire have partnered with a SaaS provider who are transforming the automotive industry. They have an established client base and an established product estate, currently on a journey to rewrite and migrate all of their legacy applications to a modern, azure More ❯
Employment Type: Part-time
Posted:

Contract QA/Test Automation Lead Trading Platforms (Outside IR35)

Guernsey, UK
Hybrid / WFH Options
Pharos Resource Partners
Youll Bring 8+ years QA/engineering experience, including 5+ within financial or trading systems Strong hands-on experience with Azure, AKS, Solace (or Kafka/RabbitMQ), SQL, and C#/.NET Proven track record designing automation frameworks and performance/security test suites Excellent communication and leadership skills with the ability to influence cross-functional teams Contract Details Initial More ❯
Employment Type: Part-time
Posted:

Dynamics Developer

Guernsey, UK
Brio Digital
handover to BAU teams. What Youll Bring Proven experience developing within Microsoft Dynamics 365 (CE/CRM). Strong skills in Power Apps, Power Automate, and Dataverse. Proficiency in C#, JavaScript, and Dynamics SDK/custom connectors. Understanding of Azure functions, APIs, and integration patterns. Experience working in agile, multidisciplinary environments. Awareness of government data and security standards. Nice-to More ❯
Employment Type: Part-time
Posted:

Senior Software Engineer

Guernsey, UK
Hybrid / WFH Options
AG Talent
a bit of backbone. People wholl push back when something doesnt make sense. The stack is Kotlin on AWS, but if youve used any OO language (Java, Python, Ruby, C#, PHP) and are open to learning, thats fine. Theres a monolith (by design), organised into modules. Theyre not obsessed with microservices for the sake of it. Youll join a More ❯
Employment Type: Part-time
Posted:

Hands on Development Lead

Guernsey, UK
TAINA Technology Limited
secure environment. Experience, skills and attributes: A people focused person A genuine passion for mentoring and line management Comfortable working in a distributed Agile environment 5+ years' experience of C# development Proven experience creating awesome web user interfaces, ideally responsive websites Experience with Web API, RESTful services Experience with at least one RDBMS such as SQL Server, MySQL, PostgreSQL Knowledge More ❯
Employment Type: Part-time
Posted:

Full Stack Engineer

Guernsey, UK
Oracle
web services Work with modern JavaScript libraries and frameworks such as React/pReact. TypeScript as well as experience with micro front-end architecture Development experience in Java, C++, C#, and/or .NET Deep understanding of object-oriented design and SDK development, specifically within a cloud environment Experience working with other cloud teams and accommodating requirements from those teams More ❯
Employment Type: Part-time
Posted:

Software Engineer

Guernsey, UK
trg.recruitment
leading Workplace Wellbeing and Health company (Mental Health, Absence Support, Coaching and more. This company makes a real difference in people's lives for the better. Details: Tech Stack: C#, .NET, Azure | Ideally Svelte or Vue JS (Angular or React is also okay) Paying around 40-60k DOE Start-up culture. Working on greenfield projects, including AI and other More ❯
Employment Type: Part-time
Posted:

Automation Test Analyst

Guernsey, UK
Peregrine
junior testers on best practices in automation testing. Qualifications 3+ years of hands-on automation testing experience. Required Skills Strong programming skills in Java; knowledge of other languages (Python, C#, JavaScript) is a plus. Proven experience creating automated test scripts from scratch. Experience with regression testing and test case maintenance. Broad knowledge of automation testing tools (e.g., Selenium, Cypress, TestNG More ❯
Employment Type: Part-time
Posted:

Technical Support Analyst - SQL

Guernsey, UK
Hybrid / WFH Options
IRIS Software Group
Good general IT knowledge (desktops, major apps, basic networks) plus strong comms, detail focus, and problem-solving. Nice to have Some exposure to web app debugging ( ASP/ASP.NET (C#) or JavaScript ). Experience with iSAMS/education MIS . Remote (UK) with occasional office visits. 37.5 hours per week on rotating shifts: 06:0014:00/ More ❯
Employment Type: Part-time
Posted:

EPM Developer

Guernsey, UK
Catch Resource Management
EPM, CPM, Enterprise Performance Management, Corporate Performance Management, OneStream, CCH Tagetik, Anaplan, Oracle EPM, IBM, Cognos, Hyperion, Essbase, SAP BPC, Technical Consultant, Software Engineer, Developer, Software Developer, SQL, VB., C#, FP&A, Financial Transformation, Planning, Budgeting, Forecasting, Business Rules, Reporting, Integration, Consolidation- UK - Remote - 55,000 - 75,000 per annum (depending on experience) Our client, a leading OneStream consultancy are More ❯
Employment Type: Part-time
Posted:

Senior Technical Consultant Enterprise Risk Solutions

Guernsey, UK
Hybrid / WFH Options
Q1 Technologies, Inc
Software Development Life-Cycle), working with software/solution vendors, consultancies AND/OR as a DevOps (or developer) within financial institutions Expertise in one or more of .NET, C#, SQL/MDX, batch scripting (e.g., PowerShell, DOS), Kafka, Ansible, Redis , RabbitMQ , Delphi, and web application development (JSON) In depth knowledge of MS/SQL and/or Oracle Experience More ❯
Employment Type: Part-time
Posted:

Copilot Lead

Guernsey, UK
Catch Resource Management
Power Platform. MLOps and lifecycle management - CI/CD for models, monitoring, drift management, and continuous improvement. Hands-on capability in programming and data engineering (for example Python or C#), with fluency in APIs, connectors, and security. Exceptional stakeholder management, facilitation, and communication, bridging technical vision and business value. Pre-sales and proposition development experience, including case building and ROI More ❯
Employment Type: Part-time
Posted:

Full Stack Engineer

Guernsey, UK
Peaple Talent
UK looking to recruit for a .Net Developer on a full-time permanent basis. Our client is looking for candidates who can exceed in full-stack development, which is C# and JavaScript. Key Responsibilities: Design, develop, and maintain high-quality, robust, and scalable applications using the .Net framework and C#. Including writing clean, well-documented, and efficient code while adhering … to improve exciting codebases, development processes, and team efficiency. Key Experience Required: Previous commercial experience in developing applications using the .Net framework or .Net core. A strong command of C# and object-oriented programming principles. Proven experience with relational databases such as SQL Server, including the ability to design database schemas, write complex queries, and work with ORM frameworks like More ❯
Employment Type: Part-time
Posted:

Senior Full Stack Engineer

Guernsey, UK
Hybrid / WFH Options
Claimit
and engineers to build features end-to-end, from shaping APIs to crafting polished UIs Key Responsibilities Design and develop scalable, performant, and maintainable applications using Blazor, ASP.Net Core, C#, and Azure. Build responsive, intuitive front-end components and integrate them with back-end APIs and databases. Collaborate with stakeholders, product managers, and engineers to transform business requirements into working … scalability, and security What Were Looking For Prior commercial experience as a Full Stack Developer (or similar title), ideally within a startup or fast-paced environment. Strong knowledge of C#, ASP.Net Core, Blazor, Razor Components, and RESTful APIs. Solid experience with front-end technologies (HTML, CSS, JavaScript/TypeScript). Experience with SQL databases (e.g., SQL Server, PostgreSQL) and ORM More ❯
Employment Type: Part-time
Posted:

Senior/Principal Clinical Database Manager

Guernsey, UK
Hybrid / WFH Options
Precision Medicine Group
Able to handle a variety of clinical research tasks. Excellent organizational and communication skills Professional use of the English language; both written and oral. Experience in Object Oriented Programming (C#, C++, VBS, etc.), scripting language (PERL, etc.), SAS, R, SQL Understanding of CDISC standards (CDASH, SDTM, ADaM, etc.) Experience in clinical database management system development. Experience in a clinical, scientific More ❯
Employment Type: Part-time
Posted:

Full Stack Engineer

Guernsey, UK
Hybrid / WFH Options
Trust In SODA
must be based in the UK. Unfortunately, our client is currently unable to offer sponsorship or relocation assistance. The ideal candidate will have the following key skills and experience: C# & .NET Front-End Experience Experience working with the Azure cloud platform and its services. A minimum of 2 years of demonstrable commercial software development experience. A proven track record of More ❯
Employment Type: Part-time
Posted:

Enterprise Resources Planning Technical Consultant / Team Leader

Guernsey, UK
Chapman Tate Associates
. Experience leading technical teams and managing project delivery. Excellent communication and problem-solving skills. Bonus Points For Epicor certifications Integration experience (REST, SOAP, EDI) SQL Server, SSRS, or C# knowledge Why Join Us? Collaborative, forward-thinking environment Opportunities for growth and certification Flexible working options Competitive salary + benefits Interested? Lets talk! Apply now or message us directly to More ❯
Employment Type: Part-time
Posted:

Senior Red Team Operator

Guernsey, UK
Iceberg
A deep skillset in one or more areas: evasions, custom malware, cloud red teaming, physical access, phishing infrastructure, or post-exploitation Strong scripting or development background (e.g., Python, Go, C#, or C) Experience with major red team frameworks (e.g., Sliver, Mythic, Cobalt Strike) and a willingness to go beyond them Familiarity with adversary emulation frameworks and MITRE ATT&CK Exposure More ❯
Employment Type: Part-time
Posted: