1 to 25 of 254 Remote Permanent C# Jobs in London

Lotus Notes with other platforms and services. Desirable: Experience with Microsoft Power Platform (PowerApps, Power Automate, PCF Controls). Knowledge of SQL/Oracle databases and scripting. Experience with C#, .NET, and Azure services. Exposure to CI/CD pipelines for Power Platform or Azure. Finance industry experience. Additional Details: 6 months contract - potential extension after Hybrid Work - 3 times More ❯

engineering ecosystem: building up the infrastructure and deployment pipelines, writing new ELT pipelines, performing transformations and preparing the data for analysis. Tech stack includes: Databricks, Azure Cloud, Python, SQL, C#, Azure DevOps pipelines, Terraform, Azure Data Factory (ADF) Location: Fully Remote - Need to be based in the UK Rate: £400 per day Outside IR35 3 months - part time 2 days More ❯

support trading, operations, finance, compliance and investor relations, optimising system performance to ensure efficient real-time data processing, reporting and automation of operational workflows. You'll focus on building C#, WinForms, WPF desktop applications and design and implementation of scalable, service orientated architectures (SOA) but will also gain exposure to web applications using React and/or Angular. This is … flexibility to work from home once a week; there's a friendly and collaborative environment with casual dress code and a range of facilities. About you: You have strong C# desktop development experience on Windows within a banking or financial services environment You have a strong knowledge of SQL databases You have a good understanding of asset classes e.g. Fixed More ❯

Katalon . Proficiency in performance testing tools like JMeter, Gatling, K6, Neoload, or Webload . Strong coding skills in at least one language such as Java, TypeScript JavaScript, Python, C#, , Scala, or PHP. Experience designing and building automation frameworks . Familiarity with Agile development environments (SCRUM, Kanban, TDD, BDD). Implementing pipelines using common tooling such as Jenkins, ADO, GitHub More ❯

Job Role: Product Engineer (backend C# .net core) Reference: BH-355p Job Type: Permanent Location: Hybrid, West Hampstead, London (2 days/week in-office) Salary: up to £75-£85k per annum About The Client: Our client builds AI-driven voice automation for regulated industries, helping companies reduce costs while meeting strict compliance standards. Founded by experienced engineers and repeat … startup founders, their team combines deep technical expertise with a fast-moving, execution-focused approach. Overview: Were hiring on behalf of our client for a Product Engineer (backend C# .net core) to join their growing team. The role will focus on backend development for a platform that blends telephony, voice AI, and LLMs to create next-generation voice automation features. … a startup environment, this role is for you. Key Responsibilities: Communicate clearly, seek clarification when needed. Navigate ambiguity and working with minimal supervision. Develop and maintain backend services using C# and .NET Core. Design and test REST APIs with JWT-based authentication (OAuth is desirable for the future). Write performant SQL for PostgreSQL databases; help design schemas and queries. More ❯

Solution Architect or similar role, focusing on technical strategy and leadership. Expertise in software architecture, development, and lifecycle management. Proficiency in relevant technologies and tools, such as Azure DevOps, C#, .NET Core, and microservices architecture. Excellent leadership and mentoring skills, with the ability to inspire and guide development teams. Exceptional problem-solving skills and the ability to think strategically. Strong More ❯

Backend Software Engineer/Developer (Windows C/C++, C#) London to £70k FTC Are you a skilled Backend Software Engineer with strong C++ skills? You could be progressing your career in a senior, hands-on role at a global market data provider whilst enjoying a range of perks and benefits. As a Backend Software Engineer you will join an … software systems that require real-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'll join colleagues in the City office three … career development including personalised budget Gain valuable finance/exchange connectivity experience Apply now to find out more about this Backend Software Engineer/Developer (Windows C/C++, C#) 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 More ❯

Technical Team Lead/Manager to provide leadership and oversight of the firm's highly successful global E-Trading Rates platform. The platform is built primarily with Server-Side C# and related technologies, including C++. Managing the team responsible for designing and developing the common pricing platform used across Rates/FX. Providing leadership and oversight for software developers in … ensure alignment between the business and technical direction of the platform. Key responsibilities Provide technical leadership for the design, development, and innovation of the platform; draw on previous expert C# experience working on similar platforms. Collaborating with technology heads and business stakeholders in London. Interpretation of business requirements and facilitation of ideation for technical solutions. Enforcing bank policy and standards … to developers and overseeing the implementation and delivery of projects along with a pipeline of BAU enhancement/fixes. Technical/Development background with preferred experience in server-side C# development. Knowledge of FX/Rate products. Key Competencies: Multi-stakeholder arbitration. Communication and interpersonal skills. Analytical and problem-solving skills. Business-oriented and positive with a clear focus on More ❯

Eligibility for SC clearance. Proven leadership in QA/testing roles, with experience guiding teams and managing delivery in Agile environments (SCRUM, Kanban). Strong programming skills in Java, C#, JavaScript/TypeScript, or similar. Deep expertise in test automation frameworks such as Selenium, Playwright, Cypress, or RestAssured. Experience with integration testing, test strategy, and test architecture at the project More ❯

requirements into clear technical specifications and solutions. • Strong documentation skills for technical requirements and custom development specs. • Familiar with Microsoft SQL Server, XML, APIs, and other OOP languages (e.g., C#, Java). Tooling & Standards: • Experienced with DevOps, GitHub, and automated testing tools. • Knowledge of ISO9001 and ISO27001 standards and integrated management systems. Consultancy & Mentoring: • Consultancy experience in Microsoft Dynamics NAV More ❯

Backend Software Engineer/Developer (C# .Net SQL) *London onsite* to £180k+ Are you a technologist Backend Software Engineer with a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. As a Backend Software Engineer you'll collaborate with a team of highly … minimum 2.1 in a STEM discipline from a top tier university (i.e. Russel Group or top 100 global university), backed by A grades at A-level You have advanced C# .Net programming skills including .Net Core (will also consider Java, Python or C++ background if happy to use C# going forward) You have a strong knowledge of SQL databases You … as care for elderly relatives Various social groups including sports teams Private healthcare and wellness activities Apply now to find out more about this Backend Software Engineer/Developer (C# .Net SQL) 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 ❯

Degree (Bachelors and/or Postgraduate) in Architecture, Design Technology, or related field Strong skills in Rhino, Rhino.Inside, Grasshopper, Dynamo, and computational design Programming or scripting experience in Python, C#, C++, or VB Experience developing custom tools or automated workflows within design/BIM environments More ❯

your specialist capabilities ready to work on our clients' projects. What we're looking for. To be successful for this role you will demonstrate a level of ability in C#, Java or similar. You will be passionate about technology and eager to learn programme development to an advanced level. We're seeking candidates who can exemplify our values: Empathy and More ❯

Are you ready to join the forefront of technology innovation with Netcompany? As one of the fastest growing technology companies, we are disrupting the marketplace and revolutionizing the way businesses operate. Our vision is to be the leading digital challenger More ❯

both written and verbal, alongside strong numerical capability Ability to perform well under pressure and manage multiple tight deadlines Self-motivated with a proactive, solution-focused mindset Technical Proficiencies: C# with ASP.NET (Web Forms), Web Services, and Windows Services Microsoft SQL Serverdatabase development, data modelling, and multi-database querying Report generation tools such as SSRS, Crystal Reports, or similar Experienced More ❯

your specialist capabilities ready to work on our clients' projects. What we're looking for. To be successful for this role you will demonstrate a level of ability in C#, Java or similar. You will be passionate about technology and eager to learn programme development to an advanced level. We're seeking candidates who can exemplify our values: Empathy and More ❯

Kanban) and continuous improvement What You’ll Bring Proven experience in programme-level test management Strong technical knowledge (Azure, APIs, mobile, databases) Hands-on with automation tools (SpecFlow, Gherkin, C#) Skilled in Jira, Confluence, and CI/CD pipelines Agile certifications and ISTQB/ISEB preferred Degree in Computer Science or related field Join us to shape the future of More ❯

Kanban) and continuous improvement What You’ll Bring Proven experience in programme-level test management Strong technical knowledge (Azure, APIs, mobile, databases) Hands-on with automation tools (SpecFlow, Gherkin, C#) Skilled in Jira, Confluence, and CI/CD pipelines Agile certifications and ISTQB/ISEB preferred Degree in Computer Science or related field Join us to shape the future of More ❯

with individuals to ensure the delivery of set objectives. Strong mathematics and numerical techniques, e.g., linear algebra, root finding, finite differences. Advanced programming skills, such as Ada, C, C++, C# and python, with experience gained in a context of quantitative research (model implementation in an analytics pricing library). And of course, we expect all our colleagues to embody and More ❯

of security and risk data Implementation and optimisation of the core algorithms used by TradingHub to perform deep analysis of financial data Requirements Main Skills/Competencies: Proficiency with C#, C++ or Python Evidence of exceptional mathematical and analytical skills Initial industry experience working as a quant within a financial services organisation Some knowledge of risk sensitivities or Greeks such More ❯

Job Description Director of Engineering - London/Hybrid Tech stack: .NET 8, C#, Python, Django, Flask, Node.JS, Express.JS, React, Azure, AWS, Multithreading, RESTful, Microservices, Web API 2, JavaScript, AI Integration (LLM, RAG, RLHF). Our client has created a global phenomenon, connecting people online to unique travel experiences in more than 60,000 cities and 180 countries. As they approach More ❯

Job Role:Product Engineer (backend C# .net core) Reference: BH-355p Job Type: Permanent Location: Hybrid, West Hampstead, London (2 days/week in-office) Salary: up to £75-£85k per annum About The Client: Our client builds AI-driven voice automation for regulated industries, helping companies reduce costs while meeting strict compliance standards. Founded by experienced engineers and repeat … startup founders, their team combines deep technical expertise with a fast-moving, execution-focused approach. Overview: Were hiring on behalf of our client for a Product Engineer (backend C# .net core) to join their growing team. The role will focus on backend development for a platform that blends telephony, voice AI, and LLMs to create next-generation voice automation features. … a startup environment, this role is for you. Key Responsibilities: Communicate clearly, seek clarification when needed. Navigate ambiguity and working with minimal supervision. Develop and maintain backend services using C# and .NET Core. Design and test REST APIs with JWT-based authentication (OAuth is desirable for the future). Write performant SQL for PostgreSQL databases; help design schemas and queries. More ❯

to work effectively with remote, international teams Positive attitude and growth mindset Bonus Points: Experience with Interest Rates, Fixed Income, FX, or Accounting Debugging skills in object-oriented programming (C# preferred, Java, C++) Why You'll Love It There 🌍 Global Impact : Work with the latest technologies and biggest financial institutions worldwide 🌐 International Team : Collaborate with talented professionals across different time More ❯

to work effectively with remote, international teams Positive attitude and growth mindset Bonus Points: Experience with Interest Rates, Fixed Income, FX, or Accounting Debugging skills in object-oriented programming (C# preferred, Java, C++) Why You'll Love It There 🌍 Global Impact : Work with the latest technologies and biggest financial institutions worldwide 🌐 International Team : Collaborate with talented professionals across different time More ❯

manage a team of engineers, guiding the technical delivery of high-impact, scalable projects within the capital markets domain. Provide hands-on technical leadership, utilizing Java and ideally some C# to drive development, innovation, and best practices. Oversee the design, development, and delivery of robust, high-performance trading systems and data-driven applications. Collaborate closely with cross-functional global teams More ❯