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C# Jobs in London
Overview
Looking for top C# jobs in London? Discover the best C# developer opportunities in the heart of the UK's tech scene. Whether you're an experienced C# programmer or just starting your career, our London job board connects you with leading employers and exciting projects. Start your search today and take the next step in your C# career in London!
Full Stack NextJS Developer
IntecSelect
London
Hybrid
Senior - Leader
£90,000 - £110,000
RECENTLY POSTED
+2

Lead Full Stack Developer (Next.js/React) - Build Greenfield Platforms
UK-Based | Hybrid | Up to £110,000

Overview:
I’m working with a global brand that’s going through a major digital transformation and investing heavily in modern, cloud-native technology. They’re looking for a Lead Full Stack Developer (Next.js/React) to help build greenfield, high-performance platforms used by globally recognised clients. This is a chance to work on scalable, modern systems and genuinely influence both the technical direction and engineering culture.

Responsibilities:

  • Building production-grade applications using Next.js, React & TypeScript
  • Designing and developing APIs (REST/GraphQL)
  • Working across the full stack - Front End, Back End, and cloud
  • Owning features end-to-end (design build deploy)
  • Contributing to architecture and best practices
  • Collaborating closely with product and engineering teams

What they’re looking for:

  • 5+ years’ software development experience
  • Strong Next.js/React/TypeScript background
  • Experience building scalable web applications
  • Solid understanding of SSR, SSG & Front End performance
  • API development experience (REST or GraphQL)
  • Cloud exposure (AWS preferred) + Docker
  • Strong fundamentals (HTTP, DNS, etc.)
  • Experience Leading Software Engineering teams

Bonus points for:

  • Go or C# Back End experience
  • Microservices/DevOps/CI/CD exposure
  • Terraform/infrastructure as code
  • Auth systems (OAuth, JWT, SSO)

If you’re interested (or know someone who might be), drop me a message.

Blue Prism Developer//London
Akkodis
London
Hybrid
Mid - Senior
£50,000 - £60,000
RECENTLY POSTED

I’m looking for an experienced Blue Prism Developer to join a growing Process Excellence & Automation environment, delivering high-quality, scalable automations that drive real business impact. This is a hands-on, fast-paced role, ideal for someone who enjoys building robust automation solutions and improving processes across multiple business functions.

This role requires the ability to work part-office based in London on a weekly basis.

The opportunity:

  • You’ll focus primarily on end-to-end automation delivery, spending around 80% of your time building, enhancing, and maintaining Blue Prism solutions. While you’ll typically join after process analysis, you’ll also contribute technical insight early on to help shape optimal solution design.
  • You’ll play a key role in improving operational efficiency through continuous improvement, impact analysis, and the delivery of automations to a high standard.

What you’ll be doing:

  • Developing end-to-end Blue Prism automations in line with best practices
  • Enhancing and optimising existing automations, following strict change control
  • Conducting impact analysis to assess effects on wider operations
  • Collaborating with Business Analysts and stakeholders on future-state solution design
  • Delivering a minimum of 8 completed automation projects per year
  • Producing detailed SIT and UAT scripts and leading structured test cycles
  • Preparing deployment plans, schedules, environment readiness, and Hypercare documentation
  • Supporting production environments, including triage and root cause analysis when required

Key experience and skills I’m looking for:

  • Recent (within the last 4 years) hands-on Blue Prism development experience - essential
  • Blue Prism Professional Developer accreditation - mandatory
  • Minimum 2+ years’ experience building Blue Prism automations, including advanced concepts
  • Demonstrated track record of delivering 8+ automation projects per year
  • Background in software development or system configuration (eg C#, C++, Java, or similar)
  • Experience integrating Blue Prism with RESTful APIs and web services
  • Strong understanding of Blue Prism architecture and infrastructure
  • Excellent logical thinking and ability to interpret complex process maps

*You must be based within a commutable distance to London as the role is part office based*

Please contact Kamilla Ryan see below if you are interested.

Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers in the UK. Modis Europe Ltd provide a variety of international solutions that connect clients to the best talent in the world. For all positions based in Switzerland, Modis Europe Ltd works with its licensed Swiss partner Accurity GmbH to ensure that candidate applications are handled in accordance with Swiss law.

Both Modis International Ltd and Modis Europe Ltd are Equal Opportunities Employers.

By applying for this role your details will be submitted to Modis International Ltd and/or Modis Europe Ltd. Our Candidate Privacy Information Statement which explains how we will use your information is available on the Modis website.

.NET Developer
Noir
Multiple locations
Remote or hybrid
Junior - Mid
£40,000 - £50,000
RECENTLY POSTED
+6

.NET Developer - World Class Entertainment Company - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client has been producing unparalleled entertainment experiences for over 50 years. Today their global business comprises of: film studios, television stations, theme parks, media networks and retail outlets. They are about to embark upon several joint .NET / C# software development projects with Microsoft that will take the IT industry by storm! We are seeking several .NET Developer with full project life cycle experience and a skill set that encompasses: .NET, .NET Core, C# and Azure SQL. Our client can provide you with Greenfield project work and exposure to: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. This is a truly amazing opportunity to work for a prestigious global brand and on challenging and complex enterprise level .NET / C# software projects. Our client is quick to recognize talent and keen to promote it. Take your career to infinity and beyond! Location: London, UK / Remote Working Salary: £40,000 - £50,000 + Bonus + Pension + Benefits Applicants must be based in the UK and have the right to work in the UK even though remote working is available. Noir continues to be the leading Microsoft recruitment agency; we can help you make the right career decisions! NOIRUKNETRECNOIRUKREC NC/NET/114

.NET Developer
Noir
Multiple locations
Remote or hybrid
Mid - Senior
£60,000 - £80,000
RECENTLY POSTED
+5

(Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer)

Since 2006 our client’s revolutionary marketing software platform has been helping businesses all over the world to attract, engage, and delight customers by delivering inbound experiences that are relevant, helpful, and personalized. Having recently launched in the UK, they looking to hire .NET Developer (ASP.NET, C#) to become a part of their ever growing family.

They believe that individual .NET Developer are in the best position to make decisions about what should be created, and how it should be built. Within their setup those decisions are made by small teams of three or four .NET Developer who own each piece of their product. This autonomy allows them to deploy 200+ times each day. They believe that problems are solved with technology and experience, not process, and that mistakes are a normal part of learning.

.NET Developer applicants should be experienced in: .NET, .NET Core, C# and Azure SQL. You will receive training in all aspects of: .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI and MongoDB.

At the centre of our client’s culture is freedom and openness which takes a lot of people by surprise. But the good kind of surprise, like a birthday party!

Their benefits include the following:

  • Private medial healthcare (family plan included).
  • Bonus (12%).
  • Student loan reimbursement. They will pay £5,000 per year towards the outstanding balance of your student loan, assuming you have one.
  • Unlimited holiday allowance.
  • Company pension.
  • Free books and beers, and a 24/7 snack wall!

Our client is building a company people love. A company that will stand the test of time. So they invest in their people, and optimize for your long term happiness. If you would like to explore the possibility of joining their family please apply without delay.

Location: London, UK / Remote Working

Salary: £60,000 - £80,000 + Bonus + Pension + Benefits

Applicants must be based in the UK and have the right to work in the UK even though remote working is available.

Noir continues to be the leading Microsoft recruitment agency; we can help you make the right career decisions!

NOIRUKNETRECNOIRUKREC

NC/NET/117

.NET Developer
Noir
Multiple locations
Remote or hybrid
Mid - Senior
£65,000 - £85,000
RECENTLY POSTED
+11

.NET Developer - Social Messaging Platform - London

(Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure SQL, .NET MAUI, GitHub Copilot, Docker, Kubernetes, Microservices architecture, Angular 21, Vue.js, TypeScript, Programmer, Full Stack Engineer, Architect, .NET Developer)In 2012 our client launched a social messaging platform that has been taking the US by storm. After an extremely successful period our client has decided to hop across the Atlantic, in a bid to expand their sphere of influence and take up a firm foothold in the UK and European markets.

A number of new offices are being opened in the UK and our client is looking for talented, enthusiastic and passionate .NET Developer to bring their product to these new markets and help enhance this already successful company!

Successful .NET Developer candidates should be able to demonstrate strong knowledge of: .NET Core, C# and Azure SQL. Any experience in the following is desirable: .NET 10.0, C# 14, Azure SQL, .NET MAUI, GitHub Copilot, Docker, Kubernetes, Microservices architecture, Angular 21, Vue.js, TypeScript, Azure, AWS, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. Training will be provided in any of the technologies you lack, allowing you to turn your technological weaknesses into your greatest strengths!

All .NET Developer positions come with the following benefits:

  • Stock worth £33,000. The stock would be in their parent company (a multi-billion dollar company). You would be able to sell up to a third of your stock per year which would therefore be worth £11,000 per year to you.
  • 30 days holiday (plus 8 UK Bank Holidays).
  • Flexible working hours
  • An early finish on Fridays that fall in the months of June, July and August.
  • £10,000 training allowance including attendance of Microsoft events and conferences.
  • 4 days a month innovative time.
  • Free gym membership including yoga sessions.
  • Summer BBQs.
  • Birthday bonus package - including time off work on your birthday, dinner at a top restaurant or a paid day trip to a European destination.

Location: London, UK / Remote Working

Salary: £65,000 - £85,000 + Bonus + Pension + Benefits

Applicants must be based in the UK and have the right to work in the UK even though remote working is available.

Noir continues to be the leading Microsoft recruitment agency; we can help you make the right career decisions!

NOIRUKNETRECNOIRUKREC

NC/NET/119

Senior C# Developer
Fraser & Co. Talent Partners Limited
London
Hybrid
Senior
£60,000 - £80,000
RECENTLY POSTED

Senior C# Developer – Leading FinTech | City of London | Hybrid Our client is a high‑growth FinTech based in the City of London, now expanding their engineering function with two Senior C# Developers. You’ll join a talented, collaborative Software Development team delivering cutting‑edge financial platforms used across global markets. This is an opportunity to work on complex, high‑impact projects using modern Microsoft technologies, cloud engineering, and best‑practice development standards. Role Overview You will: \* Design, develop, and maintain enterprise‑grade software applications \* Collaborate with cross‑functional teams to deliver robust technical solutions \* Conduct code reviews and uphold high engineering standards \* Troubleshoot and resolve technical issues with a pragmatic, solutions‑focused approach \* Contribute to continuous improvement across development processes and methodologies \* Stay current with emerging technologies and trends in financial software Core Tech Stack Must‑haves: \* C# \* .NET \* Azure \* SQL \* Angular \* Commercial UK work experience Nice‑to‑haves: \* Financial markets experience \* Docker \* Relevant certifications What’s on Offer \* Private medical insurance \* 28 days holiday \* Competitive pension \* Life assurance \* Hybrid working environment \* Opportunity to work on high‑profile financial systems with a modern tech stack Please apply for these excellent roles with latest CV

Dynamics 365 Developer
Noir
London
Fully remote
Junior - Mid
£40,000 - £50,000
RECENTLY POSTED

Dynamics 365 Developer - Remote (Tech stack: Microsoft Dynamics 365, PowerApps, Power Platform, C#, .NET, SQL, JavaScript, DevOps, Agile) Our client is a specialist technology business delivering bespoke solutions within the legal tech space. They are looking to recruit a Dynamics 365 Developer to work across both existing systems and new project development. This is a fully remote role where you will design, build, and enhance applications using Dynamics 365, PowerApps, and the wider Power Platform, alongside core .NET technologies. Key Responsibilities: \* Develop and customise solutions using Dynamics 365 and PowerApps. \* Build and maintain applications using C#, .NET, SQL, and JavaScript. \* Enhance system performance, resolve issues, and deliver new features. \* Work with stakeholders to gather requirements and translate them into technical solutions. \* Contribute to Agile delivery and continuous improvement. Skills & Experience: \* Commercial experience with Dynamics 365 and PowerApps / Power Platform. \* Strong knowledge of C#, .NET, SQL, and web technologies. \* Experience working in Agile environments. \* Familiarity with DevOps or similar tools. \* Strong communication skills and ability to manage your own workload. \* Experience within the legal sector is advantageous but not essential. Location: Remote (UK) Salary: £40,000 - £50,000 + Bonus + Benefits Applicants must have the right to work in the UK. Noir continues to be the leading Microsoft recruitment agency; we can help you make the right career decisions! NOIRUKTECHRECNOIRUKREC

.NET Developer
Noir
London
Remote or hybrid
Junior - Mid
£70,000 - £90,000
RECENTLY POSTED
+1

.NET Developer - Global Phenomenon - London

(Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, .NET Aspire, CI/CD, Azure DevOps, EF Core 10.0, Agile, HTML Living Standard, CSS Living Standard, Programmer, Full Stack Engineer, Architect, .NET Developer)

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 their 10th anniversary they are looking to produce a revolutionary set of products and services that will transform the travel industry beyond recognition.

For our client, engineering is not just a job but a practice that they want to perfect. They aim to keep their systems modular, their code clean, and their documentation clear, and they follow the idea of leaving things better than how you found it. It is not just about the code - putting the right processes and tools in place to make developers happy and efficient is important to our client because it gives their .NET Developer the time to focus on polishing the product.

Working on a new payment solution, you will be given the opportunity to operate at all levels of the stack: the UIs that allow people all over the world to pay and get paid in their locally preferred methods, the APIs and processor integrations to send payment instructions to their wide network of partners, the offline reporting and reconciliation pipelines that ensure financial data integrity and allow the business to operate, and more.

We are seeking .NET Developer with a strong grasp of object orientated development principles and sound knowledge of: .NET, .NET Core, C# and Azure SQL. You will receive industry recognized training in all aspects of: .NET 10.0, C# 14, .NET Aspire, CI/CD, Azure DevOps, EF Core 10.0, Agile, HTML Living Standard, CSS Living Standard. Solid, DRY, LINQ and MongoDB.

Our client offers a structured career progression programme. It is common place for developers within their firm to receive their first promotion (and pay rise!) within 6 months of joining.

All positions come with the following benefits:

  • Company shares
  • Bonus (typically 20%)
  • Pension (11%)
  • Private medical healthcare (family plan included)
  • 27 days holiday
  • Quarterly employee travel coupon
  • Community involvement (4 hours per month to give back to the community)
  • Much more…

No global movement springs from individuals. It takes an entire team united behind something big. Together, they work hard, they laugh a lot, they brainstorm nonstop, they use hundreds of Post-Its a week, and they give the best high-fives in town. If you are interested in being a part of this movement please apply today!

Location: London, UK / Remote Working

Salary: £70,000 - £90,000 + Bonus + Pension + Benefits

Applicants must be based in the UK and have the right to work in the UK even though remote working is available.

Noir continues to be the leading Microsoft recruitment agency; we can help you make the right career decisions!

NOIRUKNETRECNOIRUKREC

NC/NET/120

Senior Software Developer
Spectrum It Recruitment Limited
London
Hybrid
Senior
£100,000
RECENTLY POSTED

Excellent opportunity for a Senior Software Developer to play a key role in architecting, developing, and enhancing our clients in-house trading and research systems.

This is an opportunity to work on greenfield projects, influence architectural decisions, and directly impact systems that support real-world trading strategies. As a senior member of the team, you will contribute both technically and strategically, helping shape development standards, performance optimisation, and system scalability.

You will primarily work within a C# / .NET / SQL Server / ASP.NET ecosystem, developing high-performance, reliable, and maintainable applications.

Key Responsibilities

  • Design, develop, and maintain high-performance applications in C# and .NET
  • Lead architectural discussions and contribute to technical direction
  • Build scalable, reliable systems to support automated trading and research
  • Develop and optimise database solutions (SQL Server or equivalent)
  • Improve performance, reliability, and automation across systems
  • Mentor junior developers and promote best engineering practices
  • Participate in code reviews and enforce high standards of quality
  • Collaborate closely with researchers and traders to translate requirements into robust software solutions
  • Contribute to continuous improvement of development processes and tooling

Required Skills & Experience

  • BSc (or higher) in Computer Science or a related scientific discipline
  • Strong recent experience with C# and the latest .NET platform
  • 5+ years of professional software development experience
  • Solid experience with SQL Server, Oracle, or equivalent relational databases
  • Strong understanding of object-oriented design principles and software architecture
  • Experience building production-grade, scalable systems
  • Fluency in English with excellent written and verbal communication skills
  • High attention to detail and a thorough, analytical mindset

Desirable

  • Experience in multi-threaded and concurrent application development
  • Network programming experience (TCP/UDP)
  • Experience with distributed version control systems (Git)
  • Strong understanding of Windows technologies
  • Exposure to financial markets or trading systems

Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

Application Security Engineer
McCabe & Barton
London
Hybrid
Senior
£600/day - £900/day
RECENTLY POSTED
+1

Application Security Engineer - Contract (12 Months) | London - Hybrid

£650 - £900 p/d inside IR35

We are working with a leading financial services organisation who are seeking a Senior Application Security Engineer for a 12-month contract based in London.

You will help shape and evolve the organisation’s application security strategy.

Role Overview

You will be responsible for driving the vision and execution of the application security programme across the software development lifecycle.

A key part of the role will involve leveraging offensive security insights (including penetration testing and red team methodologies) to improve secure design, testing coverage, and remediation prioritisation.

Key Responsibilities

  • Lead and evolve the organisation’s application security strategy across engineering teams
  • Embed security into CI/CD pipelines and developer workflows (eg GitHub-based environments)
  • Design and build secure-by-default platforms and automation to reduce friction in delivery
  • Integrate and enhance security tooling (SAST, DAST, SCA, API security, IaC scanning)
  • Translate penetration testing and red team findings into actionable engineering improvements
  • Partner with engineering teams to improve secure design, vulnerability remediation, and testing coverage
  • Build or integrate AI-enabled security workflows to improve automation, signal quality, and developer productivity
  • Support secure software development practices across large-scale distributed systems
  • Design and develop internal security tooling, libraries, and services that integrate seamlessly into engineering workflows
  • Build and maintain CI/CD extensions, GitHub integrations, and developer-facing automation that reduce manual security effort
  • Create reusable components, templates, and reference implementations that enable secure-by-default application patterns
  • Contribute production-quality code in languages commonly used across the organisation (eg Python, Go, JavaScript, PHP, or C#)
  • Partner with platform and DevOps teams

Key Requirements

  • Software engineering background with experience building production-grade systems
  • Experience designing APIs, services, or internal platforms used by engineers
  • Integrating tools into CI/CD pipelines (eg GitHub, GitLab, Jenkins)
  • Strong understanding of application security principles and OWASP Top 10 vulnerabilities
  • Experience with security testing tools (SAST, DAST, SCA, API testing, IaC scanning)
  • Solid understanding of penetration testing and red team methodologies (attack chains, exploitation paths, privilege escalation, etc.)
  • Experience working with penetration testers/red teams, including scoping, validating findings, and driving remediation
  • Exposure to AI-assisted tooling for security, developer productivity, or automation use cases
  • Strong collaborative skills working with engineers, architects, and security stakeholders
  • Experience in software engineering, application security, or closely related fields
  • Prior experience in highly regulated environments (financial services, healthcare, or similar) preferred
  • Security or engineering certifications (eg OSWE, GWAPT, CSSLP) are a plus
Azure Integration Developer
DGH Recruitment
London
Hybrid
Senior - Leader
£85,000
RECENTLY POSTED

City of London (3 days per week required in the office)

DGH Recruitment are currently recruiting on behalf of a leading global client who are looking for an Azure Integration Engineer to join the team on a permanent basis in their London office.

The role will act as a technical product owner and Subject matter expert for Azure integrations and as such require someone with strong Azure Integration Services (AIS) experience.

Responsibilities:

  • Serve as a primary subject matter expert (SME) for Azure Integration Services, providing deep knowledge and proactive support.
  • Own the technical direction of the applications you are responsible for, ensuring alignment with the Technology roadmap, business strategy and user needs.
  • Participate in or lead agile ceremonies such as sprint planning, backlog refinement and
    retrospectives.
  • Collaborate with stakeholders to gather requirements and translate them into practical
    application changes or enhancements.
  • Maintain documentation related to application change control and configuration, processes and procedures.

Required Skills / Experience:

  • Expert knowledge of Azure Integration Services (AIS)
  • Strong experience developing Logic Apps, Function Apps and custom Excel add-ins
  • Expert knowledge of C#, .NET and Blazor
  • Excellent stakeholder management skills
  • Familiarity with Master Data Management Solutions (desirable)
  • Familiarity with DevOps, Github and Copilot (desirable)

Azure Integration Developer

In accordance with the Employment Agencies and Employment Businesses Regulations 2003, this position is advertised based upon DGH Recruitment Limited having first sought approval of its client to find candidates for this position.

DGH Recruitment Limited acts as both an Employment Agency and Employment Business

Application Test Analyst (Manual & Automation)
Pontoon
London
Hybrid
Mid - Senior
£415/day - £416/day
RECENTLY POSTED

Join Our Leading Banking Giant as an Application Tester!Location: London 3 days per weekRate: 416 Per Day UmbrellaDuration: 6 Months minimum

Are you passionate about quality assurance? Do you have a knack for ensuring applications run smoothly and efficiently? If so, we have an exciting opportunity for you! We are on the lookout for a skilled Application Tester to join our innovative team and help us elevate our software to new heights.

What You’ll Do:

As our Application Tester, you’ll play a crucial role in ensuring the quality and reliability of our applications. Your responsibilities will include:

  • Designing and Executing Tests: Develop detailed test plans and execute comprehensive test cases to ensure optimal application functionality.
  • Identifying Bugs: Detect, document, and track defects, working closely with developers to prioritise and resolve issues.
  • Automating Tests: Implement automation strategies to enhance testing efficiency and effectiveness.
  • Collaborating with Teams: Work cross-functionally with product managers, developers, and other stakeholders to provide feedback and insights on application performance.
  • Mentoring and Leadership: Guide junior testers, share knowledge, and foster a culture of quality within the team.

What We’re Looking For:

  • Extensive testing experience in application testing, with a strong understanding of testing methodologies and best practices.
  • Proven experience in testing tools and automation frameworks (e.g., Selenium, JUnit, etc.).
  • Leadership Abilities: Proven experience leading teams and mentoring junior testers.
  • Communication Skills: Excellent verbal and written communication skills to collaborate effectively with various teams.
  • A Positive Attitude: A cheerful and professional demeanor that contributes to a fun and productive work environment.
  • Ideally you will have some coding experience (C# or .NET would be beneficial)

Ready to Make an Impact?

If you’re excited to take on new challenges and contribute to a team that values innovation and quality, we want to hear from you!

Adecco is a disability-confident employer. It is important to us that we run an inclusive and accessible recruitment process to support candidates of all backgrounds and all abilities to apply. Adecco is committed to building a supportive environment for you to explore the next steps in your career. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you.

Staff Engineer
TJX Europe
Watford
In office
Senior - Leader
Private salary
RECENTLY POSTED
+9

TJX Companies

At TJX Companies, every day brings new opportunities for growth, exploration, and achievement. You’ll be part of our vibrant team that embraces diversity, fosters collaboration, and prioritizes your development. Whether you’re working in our four global Home Offices, Distribution Centers or Retail Stores-TJ Maxx, Marshalls, Homegoods, Homesense, Sierra, Winners, and TK Maxx, you’ll find abundant opportunities to learn, thrive, and make an impact. Come join our TJX family-a Fortune 100 company and the world’s leading off-price retailer.

Job Description:

Staff Engineer - Merchandising

What you’ll discover

  • We offer an inclusive culture and growth opportunities !

  • Global IT Organization which collaborates across U.S., Canada, Europe, and Australia; click here to learn more!

  • Challenging, collaborative, and team-based environment.

What you’ll do

The Merchandising Solution Delivery organization manages the Merchandise Inventory and M arkdown software and systems that track where millions of products will move around the globe to our stores each day. Our team thrives on strong relationships with our business partners and is working diligently to address their needs which support TJX growth and operational stability. On this tightly knit and fast-paced solution delivery team you will be constantly challenged to stretch and think outside the box .

  • Experience of authoring functional/technical designs documents including performance, security and availability considerations

  • Proven experience of developing new features and services that are medium to high level of complexity working with the Product, Platform, Infrastructure and Security teams

  • Proven ability to design, code, test, deploy & support working software/technology components, working collaboratively with architects and other engineers

  • Experience in delivering clean, secure, performant code / technology components that meets all non-functional requirements

  • Experience in leading discussions on design approaches to solving highly visible, strategic and complex business problems

  • Experience in establishing development process definitions, best practices and standards

  • Experience identifying emerging technologies for consideration for new technology direction and implementing proof of concepts to prove the new technology

  • Proven ability to create Threat Model, Architecture, Estimates, Design, Code, and deliver for the required business feature

  • Experience of acting in a Lead Engineer capacity for medium to large initiatives, prioritizing and assigning tasks, providing guidance and resolving issues

  • Proven ability to mentor more junior engineers across the technical domains/enterprise

What you’ll need

Our team is looking for people with a passion for technology, intellectual curiosity, and willingness to try new things to drive better solutions and get results. We want creative people that possess strong interpersonal skills to demonstrate leadership by example, not authority, and who can foster an inclusive environment where everyone feels heard.

We are seeking a motivated, talented, experienced Staff Engineer who has deep Microsoft .NET Development knowledge and experience to design and implement business functionality in their assigned Platforms / Products using and creating DevSecOps best practices. We want people that can support and lead the technical strategy in their product team and communicate effectively with technical and non-technical associates.

Minimum Experience

  • 10+ years of hands-on software development experience focused on the Microsoft .NET ecosystem (C#, .NET Framework, .NET Core).

  • Extensive experience designing, developing, and optimizing SQL Server databases, including complex queries, stored procedures, indexing strategies, and performance tuning.

  • Ability to work with mainframe SMEs to reverse-engineer logic and map it into modern .NET domain models.

  • Ability to read, analyze and interpret Mainframe code such as COBOL, JCL, V SAM and DB for z/OS schemas.

  • Experience extracting and transforming data from Mainfram e DB2 and IMS.

  • Hands-on experience designing and building data extraction pipelines from mainframe systems into modern platforms (SQL, cloud storage, APIs, microservices).

  • Experience working on large-scale data migration or system modernization projects.

  • Proven track record delivering high-quality, scalable, secure, and maintainable applications across medium to large projects.

  • Strong understanding of application architecture principles, API design, and modern development practices such as dependency injection, CI/CD, unit testing, and code quality standards.

  • Experience collaborating closely with Product, Platform, Infrastructure, and Security teams to design and implement end-to-end technical solutions.

  • Ability to lead technical discussions, provide architectural input, and solve complex, highly visible business problems.

  • Demonstrated experience mentoring junior developers and contributing to engineering best practices, standards, and development processes.

Desirable Experience

  • Experience with cloud platforms (Azure preferred), including App Services, Functions, Key Vault, APIM, and cloud-native design patterns.

  • Familiarity with modern frontend technologies (e.g., Angular, or Blazor)

  • Experience with Entity Framework, LINQ, microservices architectures

  • Extensive experience with SQL Server Integration Services (SSIS), including designing, optimizing , and supporting complex ETL processes, data workflows, and integration of pipelines.

  • Experience with tools such as Git, Azure DevOps, SonarQube, or similar development and DevSecOps to ols.

  • Experience with performance profiling, debugging, and monitoring .NET and SQL Server applications in production environments.

  • Knowledge of the automation tools ( e.g. REXX, Python) is preferable.

  • Experience mentoring engineers of varying levels, elevating engineering maturity, shaping development processes, and championing best-in-class development practices (CI/CD, testing strategies, code quality).

Benefits include Associate discount; 401(k) match; medical/dental/vision; HSA; health care FSA; life insurance; short/long-term disability; paid holidays/vacation /sick/bereavement/parental leave; EAP; incentive programs for management; auto/home insurance discounts; tuition reimbursement; scholarship program; adoption/surrogacy assistance; smoking cessation; child care/cell phone discounts; pet/legal insurance; credit union; referral bonuses. All benefits are subject to applicable plan or program terms (including eligibility terms) and may change from time to time. Contact your TJX representative for more information.

In addition to our open door policy and supportive work environment, we also strive to provide a competitive salary and benefits package. TJX considers all applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, gender identity and expression, marital or military status, or based on any individual’s status in any group or class protected by applicable federal, state, or local law. TJX also provides reasonable accommodations to qualified individuals with disabilities in accordance with the Americans with Disabilities Act and applicable state and local law.

Address:
770 Cochituate Rd

Location:
USA Home Office Framingham MA 770 Cochituate Rd

This position has a starting salary range of $(phone number removed) to $(phone number removed) per year. Actual starting pay is determined by a number of factors, including relevant skills, qualifications, and experience. This position is eligible for an annual incentive as well as long-term incentives.

Senior WMS Developer
VIQU IT Recruitment
London
Hybrid
Senior
£70,000
RECENTLY POSTED
Senior WMS Developer – Blue Yonder / JDA

Flexible Location (Anywhere in the UK – Hybrid) | £60,000 - £70,000

VIQU is recruiting a Senior WMS Developer to join a leading distribution organisation, working on a recently implemented Blue Yonder (JDA) WMS. This is a hands-on, senior technical role where you’ll own WMS development, integrations, and enhancements, mentor junior team members, and bridge a critical technical gap.

Key Responsibilities

Develop and deliver Blue Yonder WMS customisations and integrations, design reports, interfaces, and data extracts using SQL. Lead on solution design, code quality, and best practice. Support system enhancements, upgrades, and configuration within the MOCA architecture. Provide 2nd/3rd line support and collaborate with infrastructure, DevOps, and operations teams. Drive continuous improvement across warehouse processes.

Key Requirements

Strong experience with Blue Yonder / JDA WMS, MOCA, Page Builder, Integrator, and SQL development. Solid understanding of database architecture (Oracle or SQL Server) and Linux environments. Experience with integrations (SFTP, APIs, web services, message-based systems) and Git. Desirable: .NET / C#, Java, Centiro or other CMS, ServiceNow/ITSM tools, Agile/DevOps experience, ITIL/change management awareness.

Additional Information

Flexible hybrid working – candidates from anywhere in the UK can be considered. Recently implemented WMS with significant scope for development and enhancement. Opportunity to act as the senior technical lead within the team.

To apply: Reach out to Phoebe Rees via the VIQU website or LinkedIn. Referral bonus up to £1,000 (T&Cs apply).

MS Dynamics Developer (SC, DV or NATO cleared)
Church International Ltd.
London
In office
Mid - Senior
Private salary
RECENTLY POSTED

We are seeking an MS Dynamics 365 Developer to join our client on a contract basis.

Our client are a consultancy who provide resources into NATO so for this role current security clearance is required whether that is SC, DV or NATO.

Key skills

  • Dynamics 365 Finance & Operations (F&O) - customisation, configuration, and support
  • X and C# development for extensions and integrations
  • Data Entities and Data Management Framework (DMF)
  • Power Platform - Power Automate, Power Apps, Dataverse
  • Integration design - RESTful APIs, virtual tables, external systems
  • Finance and procurement processes - approvals, compliance, audit-ready workflows
  • Visual Studio, Lifecycle Services (LCS), UDE, and PPAC
  • ERP life cycle experience - design, development, testing, deployment, support
  • Agile/Scrum delivery environments

What you’ll do

  • Customise and enhance Dynamics 365 F&O modules across finance and procurement
  • Design and build integrations between F&O and external systems
  • Develop automated workflows and approval processes to support compliance and efficiency
  • Manage and optimise data entities and data pipelines for reporting and synchronisation
  • Extend system functionality using X and C# following best practices
  • Support full life cycle implementations from requirements through to post-go-live
  • Provide third-line support, troubleshooting, and performance tuning
  • Collaborate with stakeholders to translate business needs into technical solutions
  • Contribute to documentation, testing, and continuous improvement initiatives

If you are interested then apply or reach out to me directly

Collibra Integration Engineer - 6 Month Contract
RedCat Solutions
London
Hybrid
Mid - Senior
£415/day
RECENTLY POSTED

£415 per day (Umbrella) | London | Hybrid (3 days onsite)

A leading financial services organisation is looking for an experienced Collibra Integration Engineer to join their data team on an initial 6-month contract.

This role will support the implementation and development of enterprise data governance capabilities across the EMEA region, working closely with Data Governance, Data Office and Engineering teams to ensure data policies, metadata and lineage are effectively captured and managed within the Collibra platform.

Key Responsibilities

  • Support the implementation of data governance frameworks across key business services.
  • Work closely with Data Governance Analysts and IT teams to capture and maintain technical assets within Collibra, including data lineage and physical-to-logical data mappings.
  • Design and implement data governance solutions using the Collibra platform (DIP/CDQ).
  • Liaise with cross-functional teams including Data Office, Application Teams, ETL Teams, DBAs and other project teams to ensure data source prerequisites are met and configured.
  • Enable effective data lineage and metadata management within the Collibra platform.
  • Configure and run Collibra EDGE and Lineage Harvester to access multiple data stores and generate lineage assets.
  • Provide regular updates to stakeholders and report risks, issues and progress where required.
  • Support Collibra upgrades and regression testing during implementation phases.
  • Manage and maintain technical assets within the Collibra data governance environment.

Key Skills & Experience

  • Strong understanding of data governance principles and best practices.
  • Experience implementing data governance using Collibra or Collibra Data Quality.
  • Strong SQL data analysis skills (eg PL/SQL or T-SQL).
  • Experience working with Oracle and/or SQL Server.
  • Experience with data integration and ETL processes.
  • Strong understanding of data management concepts and data modelling techniques.
  • Experience working in Agile delivery environments.
  • Excellent communication skills with the ability to work with technical and non-technical stakeholders.

Desirable Experience

  • Exposure to programming languages such as C#, Python or JSON.
  • Familiarity with data privacy regulations such as GDPR.
  • Certifications in Collibra or other data governance tools.

Contract Details

  • Contract Length: 6 months (possible extension)
  • Rate: £415 per day
  • Payment: Via umbrella company
  • Location: London
  • Working Pattern: Hybrid - 3 days per week onsite

This is a strong opportunity to join a large-scale data governance programme within a financial services environment, helping to drive data quality, lineage and governance across the organisation.

C# Developer
GCS
London
Hybrid
Mid - Senior
£400/day - £415/day
+1

Global bank based in Canary Wharf.

Role - C# Developer - Desktop Applications

Duration - 6 months with likely extension

Rate - 415 p/d (inside IR35)

Location - Hybrid / Canary Wharf

Tech Stack

  • C#
  • WPF
  • Winforms
  • Javascript
  • SQL
  • Oracle

Tasks

  • Tasks range from understanding business requirements, designing application structures, business data analysis, programming WPF (Windows Presentation Foundation) applications in Visual C#.NET on both Oracle and SQL Server database, testing with users, implementation through Development, Quality Assurance (QA), Production and Disaster Recovery environments. Supporting users and writing operation documents including User Helps (manuals) will also be required.
  • As well as application development, this role will also include all aspects of system constructions and support for existing programmes which are written as WinForms (C#.NET) applications. Also, applications written in other languages like MS VBA for Excel and Access, MS VB and MS Excel Macros will also be required.

Additional Tasks

  • Defining Database objects required in systems to connect with SQL and Oracle Database Administrators in both London and New York.
  • Providing script for database inquiry languages, i.e., T-SQL (SQL Server) and PL/SQL (Oracle) to perform data analysis based on requirements from business parties.
  • Setting up a system distribution method to Citrix and application servers for both Web and Window applications.
  • Troubleshooting systems in an event of failure and implementing necessary solutions by checking Windows Operating System, Internet Information Server and any other relevant environments where the applications are running. In some case this role will act to liaise with other application support team staff.
  • Following the existing team programming policy to keep a common development style to be shared in team members.
  • Updating versions of MS .Net Framework and MS Visual .NET platform to include any necessary changes of existing systems running in Production.
  • Liaising with the relevant support teams such as other Development sections, Technical Support, Network and Infrastructure and DBA where Business users experience system problems.
  • Assessing the impact of data processing loads on SQL and Oracle database and, when appropriate, finding alternative approaches.
  • Rolling out changes with a coordination of Release manager. It is important to maintain the change history of applications

GCS is acting as an Employment Business in relation to this vacancy.

Technical Analyst
Adecco
London
Hybrid
Junior - Mid
£400/hour - £490/hour

Job Title: Technical Analyst, Contract: 6 months (possibility of extension)

Day Rate: 400- 490 via Umbrella
Location: London, Harbour Exchange (hybrid 3 days from office)

About the Role
We are looking for a Technical Analyst to join a data-driven development team, supporting the delivery of bespoke applications aligned with business and regulatory requirements.

You will act as a bridge between business stakeholders and development teams, translating requirements into clear technical specifications and supporting delivery across the full SDLC.

About the Client
Our client is a leading global financial institution with a strong presence across markets, delivering innovative technology solutions to support complex trading, data and regulatory environments.

Key Responsibilities

  • Translate business requirements into technical specifications
  • Work closely with stakeholders, Business Analysts and development teams
  • Manage work items via JIRA and Azure DevOps
  • Support SDLC activities including testing, UAT and impact analysis
  • Perform data analysis using SQL (T-SQL or PL-SQL)
  • Create data flows, UML diagrams and process visualisations
  • Ensure clarity of functional and non-functional requirements

Requirements

  • Experience in financial services such as banking, securities or derivatives
  • Strong SQL and data analysis skills
  • Experience on data-centric or Business Intelligence projects
  • Familiarity with Agile delivery environments
  • Knowledge of data modelling concepts
  • Strong communication and stakeholder management skills
  • Experience with tools like JIRA, Confluence and Azure DevOps
  • Exposure to C# or similar technologies is desirable

We use generative AI tools to support our candidate screening process. This helps us ensure a fair, consistent, and efficient experience for all applicants. Rest assured, all final decisions are made by our hiring team, and your application will be reviewed with care and attention.

Please be advised if you haven’t heard from us within 48 hours then unfortunately your application has not been successful on this occasion, we may however keep your details on file for any suitable future vacancies and contact you accordingly.

Pontoon/Adecco is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone’s chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive.

Integration Developer - Technical Lead
Morgan Philips Specialist Recruitment
London
Hybrid
Senior
£90,000 - £110,000
+3

Integration Developer - Technical Lead London Hybrid Are you an experienced Integration Developer ready to step into a Technical Lead role where you can shape modern engineering practices, influence architectural direction, and deliver high-impact solutions across a globally recognised consumer brand. We are recruiting for a hands-on, technically strong Integration Developer / Tech Lead to join a growing engineering team and play a key role in transforming a modern digital and operational technology landscape.About the Role As the Integration Developer Technical Lead, you will be responsible for designing, developing, and leading the delivery of integration solutions that connect core business systems, digital products, data services, and cloud platforms. You will own end-to-end integration architecture, champion modern engineering standards, and guide engineers through best practices in API design, cloud-native development, and scalable integration patterns. This is a hands-on leadership role, ideal for someone who enjoys coding, problem-solving, and steering technical direction while mentoring engineers and collaborating with product, data, and platform teams.What You’ll Be Doing

  • Lead the design, development, and delivery of integration solutions across a diverse technology ecosystem
  • Develop secure, scalable APIs, services, and messaging-based integrations
  • Champion best practices in engineering, DevOps, automation, testing (TDD) and CI/CD
  • Work closely with architects, digital product and design team, and stakeholders to define integration strategy
  • Provide technical leadership, supporting developers through coaching and code reviews
  • Contribute hands-on to development using modern .NET, cloud, and database technologies
  • Influence and shape cloud-based integration modernisation (Azure preferred)
  • Troubleshoot complex integration issues, ensuring performance, reliability, and data quality
  • Support documentation, standards, and governance for integration patterns
  • Play a key role in solution design for business and digital transformation initiatives

We’re looking for someone passionate about engineering, integration design, and leading by example. You’ll thrive here if you’re proactive, collaborative, and comfortable working across multiple systems in a fast-paced environment.Essential skills and experience:

  • Strong background in C# / .NET, API development, and integration technologies
  • Experience designing and delivering integrations using RESTful services, messaging, or service bus patterns
  • Solid understanding of SQL Server, T-SQL, and database performance optimisation
  • Experience working with Azure (Functions, Service Bus, Logic Apps, AKS, or related services)
  • Hands-on experience with CI/CD pipelines, DevOps tooling, automation and testing
  • Ability to lead technical discussions, coach developers, and set engineering standards
  • Experience working in Agile environments

Nice to have:

  • Containerisation experience (Docker, Kubernetes)
  • Nice to have messaging integration experience with Kafka or RabbitMQ
  • Exposure to event-driven architectures
  • Experience integrating systems within membership, retail, leisure, or consumer-facing industries
  • Security, identity, or enterprise authentication experience

This is a permanent role based in London with a hybrid working model of two to three days in the office based in central London. Salary range £90,000-£110,000.

Please note you will receive an automated response advising you that we have received your CV.

Morgan Philips Group is a global talent solutions business that disrupts conventional thinking in executive search, recruitment and talent consulting. We operate in over 18 markets in Europe, North & South America, Asia, and the Middle East & Africa. We understand that the future is digital and social, so we embrace the latest technology, including video ads and CVs, as well as social recruiting. Our innovative services are tailored to the new world of work yet we do not lose sight of the fact that employees be they existing and potential are ultimately human beings.

We are committed to ensuring that all job applicants are treated equally, without discrimination because of gender, sexual orientation, marital or civil partner status, gender reassignment, race, colour, nationality, ethnic or national origin, religion or belief, disability or age.

Repo Trading Systems C# Developer
Adecco
London
Hybrid
Mid - Senior
Private salary

Job Title: C# Developer - Fixed Income and Repo Trades
Location: London, 3 days per week in the office
Contract Length: 12 Months +
Day Rate: Negotiable via Umbrella Company

Are you ready to take your C# development skills to the next level in a dynamic financial environment? Join us at a leading Financial Institution where your talents will shine! We’re looking for a passionate Repo Trading Systems C# Developer to enhance our trading technology and make a real impact.

What You’ll Do:

  • Develop and enhance robust C# applications for our Repo Trading systems.
  • Collaborate with traders and analysts to understand business requirements and translate them into technical specifications.
  • Ensure system performance, reliability, and security through rigorous testing and maintenance.
  • Implement new features and functionality to improve the user experience.
  • Troubleshoot and resolve issues efficiently, ensuring minimal disruption to trading activities.

What We’re Looking For:

  • Proficiency in C# and experience with .NET frameworks.
  • Strong understanding of financial products, specifically Repo trading and its lifecycle.
  • Experience with database technologies (SQL Server, Oracle, etc.).
  • Familiarity with Agile methodologies and version control systems (e.g., Git).
  • Excellent problem-solving skills and a keen eye for detail.
  • Ability to work collaboratively in a fast-paced environment and communicate effectively with team members.

Why Join Us?

  • Prime Location:Our vibrant office is just a 1-minute walk from Liverpool Street train station, making your commute a breeze!
  • Dynamic Environment:Be part of an innovative team that values creativity and collaboration.
  • Professional Growth:Enjoy opportunities to develop your skills and advance your career within a supportive atmosphere.

Ready to Make an Impact?
If you’re excited about leveraging your C# expertise in a cutting-edge financial setting, we want to hear from you! Bring your enthusiasm, creativity, and technical skills to our team and help shape the future of Repo Trading.

Be part of something great! Join us and make a difference!

We use generative AI tools to support our candidate screening process. This helps us ensure a fair, consistent, and efficient experience for all applicants. Rest assured, all final decisions are made by our hiring team, and your application will be reviewed with care and attention.

Adecco is a disability-confident employer. It is important to us that we run an inclusive and accessible recruitment process to support candidates of all backgrounds and all abilities to apply. Adecco is committed to building a supportive environment for you to explore the next steps in your career. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you.

Senior WMS Developer
VIQU IT
London
Hybrid
Senior
£60,000 - £70,000

Senior WMS Developer Blue Yonder / JDA Flexible Location (Anywhere in the UK Hybrid) £60,000 - £70,000 VIQU is recruiting a Senior WMS Developer to join a leading distribution organisation, working on a recently implemented Blue Yonder (JDA) WMS. This is a hands-on, senior technical role where you ll own WMS development, integrations, and enhancements, mentor junior team members, and bridge a critical technical gap. Key Responsibilities Develop and deliver Blue Yonder WMS customisations and integrations, design reports, interfaces, and data extracts using SQL. Lead on solution design, code quality, and best practice. Support system enhancements, upgrades, and configuration within the MOCA architecture. Provide 2nd/3rd line support and collaborate with infrastructure, DevOps, and operations teams. Drive continuous improvement across warehouse processes. Key Requirements Strong experience with Blue Yonder / JDA WMS, MOCA, Page Builder, Integrator, and SQL development. Solid understanding of database architecture (Oracle or SQL Server) and Linux environments. Experience with integrations (SFTP, APIs, web services, message-based systems) and Git. Desirable: .NET / C#, Java, Centiro or other CMS, ServiceNow/ITSM tools, Agile/DevOps experience, ITIL/change management awareness. Additional Information Flexible hybrid working candidates from anywhere in the UK can be considered. Recently implemented WMS with significant scope for development and enhancement. Opportunity to act as the senior technical lead within the team. To apply: Reach out to Phoebe Rees via the VIQU website or LinkedIn. Referral bonus up to £1,000 (T&Cs apply).

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