Find your next tech and IT Job or contract role.

Your search returns 6 results.
Contractor
Permanent

Job Vacancy
Senior Backend Developer Python / Rust

Published on
Go (language)
Python
Rust

1 year
55k-70k €
550-610 €
La Défense, Ile-de-France
Hybrid
Descriptif des missions Solution de messagerie instantanée basée sur le protocole Matrix, vous aurez la charge du Backend écrit en Python et Rust. Vous travaillerez au sein de l’équipe R&D, en collaboration avec le responsable technique, les équipes de développement logiciel et de validation. Vos principales missions : · Concevoir et implémenter les nouvelles fonctionnalités · Intégrer les évolutions de l’open source dans le backend · Garantir la qualité du code et des livrables (documentation, tests unitaires, linters) · Assurer la maintenance corrective et évolutive du code · Contribuer à l’open source et à la veille technologique · Supporter l’équipe SDK à l’intégration des évolutions du backend
Permanent

Job Vacancy
Senior Backend Developer with C# .net

Published on

£55k-80k
United Kingdom
Remote
Senior Backend Developer with C# .net Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. You will be responsible for: Leading the eCommerce web and application development from a technical perspective Collaborating with the front end developer and design resource to deliver improved UI & UX A problem solver - you'll need to be able to analyse and suggest improvements to existing website features Analysing and identifying ways to automate processes working alongside the business lead Implementing automated regression testing for the software developed Skills and Experience: Excellent working knowledge of ASP.NET, C#, HTML, JavaScript, jQuery, React Framework, MS SQL Server, Mongo DB, Elasticsearch Understanding of SOLID development principles Worked previously on projects using the Umbraco CMS Continuous Delivery skills, tools and techniques (e.g. Git, Github, Team City, Octopus, Jenkins, Selenium, etc.) Familiar with Azure cloud services & setting up/managing resources/deploying apps Familiar with JIRA and Confluence Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Experience of PowerBI, PowerQuery and R Experience of structured testing and quality assurance approaches (e.g. Test Driven Development and Behaviour Driven Development) A positive and cooperative individual who will work effectively across departments and within a team Worked in an agile/Kanban environment and familiar with JIRA and confluence Not afraid to challenge existing thinking in order to improve processes The Client will consider candidates with solid Backend development skills without Umbraco. The salary for this role will be in the range £55K to £80K per year depending on experience. The Client is based in Central London and this role will be working remotely. Do send your CV to us in Word format along with your salary and availability.
Permanent

Job Vacancy
Senior Backend Developer with C# .net Framework

Published on

£50k-80k
United Kingdom
Remote
Senior Backend Developer with C# .net Framework Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. You will be responsible for: Leading the eCommerce web and application development from a technical perspective Collaborating with the front end developer and design resource to deliver improved UI & UX A problem solver - you'll need to be able to analyse and suggest improvements to existing website features Analysing and identifying ways to automate processes working alongside the business lead Implementing automated regression testing for the software developed Skills and Experience: Excellent working knowledge of ASP.NET, C#, HTML, JavaScript, jQuery, React Framework, MS SQL Server, Mongo DB, Elasticsearch Understanding of SOLID development principles Worked previously on projects using the Umbraco CMS Continuous Delivery skills, tools and techniques (e.g. Git, Github, Team City, Octopus, Jenkins, Selenium, etc.) Familiar with Azure cloud services & setting up/managing resources/deploying apps Familiar with JIRA and Confluence Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Experience of PowerBI, PowerQuery and R Experience of structured testing and quality assurance approaches (e.g. Test Driven Development and Behaviour Driven Development) A positive and cooperative individual who will work effectively across departments and within a team Worked in an agile/Kanban environment and familiar with JIRA and confluence Not afraid to challenge existing thinking in order to improve processes The Client will consider candidates with solid Backend development skills without Umbraco. The salary for this role will be in the range £50K to £80K per year depending on experience. The Client is based in Central London and this role will be working remotely. Do send your CV to us in Word format along with your salary and availability.
Permanent

Job Vacancy
Senior Backend Developer with Umbraco C# .net

Published on

£55k-75k
United Kingdom
Remote
Senior Backend Developer with Umbraco C# .net Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal applications for this award-winning Travel Company. You will be responsible for: Leading the eCommerce web and application development from a technical perspective Collaborating with the front end developer and design resource to deliver improved UI & UX A problem solver - you'll need to be able to analyse and suggest improvements to existing website features Analysing and identifying ways to automate processes working alongside the business lead Implementing automated regression testing for the software developed Skills and Experience: Excellent working knowledge of ASP.NET, C#, HTML, JavaScript, jQuery, React Framework, MS SQL Server, Mongo DB, Elasticsearch Understanding of SOLID development principles Worked previously on projects using the Umbraco CMS Continuous Delivery skills, tools and techniques (e.g. Git, Github, Team City, Octopus, Jenkins, Selenium, etc.) Familiar with Azure cloud services & setting up/managing resources/deploying apps Familiar with JIRA and Confluence Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Experience of PowerBI, PowerQuery and R Experience of structured testing and quality assurance approaches (e.g. Test Driven Development and Behaviour Driven Development) A positive and cooperative individual who will work effectively across departments and within a team Worked in an agile/Kanban environment and familiar with JIRA and confluence Not afraid to challenge existing thinking in order to improve processes The salary for this role will be in the range £55K to £75K per year depending on experience. The Client is based in Central London and this role will be working remotely. Do send your CV to us in Word format along with your salary and availability.
Permanent

Job Vacancy
Senior Backend Developer

Published on

£65k-75k
Wallasey, England, United Kingdom
Job Title: Senior Backend Developer Location: Liverpool City Centre on a hybrid working basis Salary: £65,000 - £75,000 depending on experience We're looking for a passionate Senior Backend Developer who thrives on solving complex problems and building systems that scale. You'll be at the forefront of creating next-generation backend services that genuinely make a difference for our customers and business. In this role, you'll have the freedom to lead, the support to grow, and the chance to mentor others - because we believe learning and sharing knowledge is what makes a team truly exceptional. We believe great work happens when talented people have the best tools. That's why you'll have top-of-the-range equipment and a workspace designed for creativity, collaboration, and getting things done. What You'll Do: Build and maintain scalable microservices in .NET 8.0 and Azure. Write clean, testable code with a focus on performance and maintainability. Collaborate with product owners and designers to shape features from concept to delivery. Participate in code reviews and mentor junior developers. Architect robust APIs and database solutions with clean, maintainable code. Deploy and manage applications using Docker and Azure cloud services. Contribute ideas, share feedback, and grow together with a team that values openness and collaboration. Bonus: Clean Architecture Understanding Clean Architecture and Mediator Pattern is a huge plus! If you have it, you'll help us build maintainable, testable systems that follow industry best practices. Our Tech Stack: Backend: C#, .NET 8.0, ASP.NET Core Database: SQL Server, Entity Framework Infrastructure: Docker, Azure Tools: Unit and Integration Testing, Git, Agile methodologies What We're Looking For: Proven senior-level experience building microservices running on Docker. Expertise in C#, .NET 8.0, and ASP.NET Core. Strong experience with SQL Server and Entity Framework. Hands-on experience with Unit and Integration Testing. A natural collaborator with strong communication skills - you thrive in a team setting. A culture fit who loves mentoring others, sharing ideas, and helping the whole team level up. Self-motivated, with a problem-solving mindset and a passion for building robust, scalable systems. Understanding Clean Architecture and Mediator Pattern is desirable but not mandatory. Bonus Points For: Understanding Clean Architecture, Mediator Pattern Solid grasp of asynchronous communication in distributed systems Experience with high-throughput, data-intensive systems Contributed towards systems utilising Event-Driven Architecture Why Join Us? Modern tech stack and a strong culture of engineering excellence Hybrid options within the UK Career progression into tech leadership or architecture Supportive environment with clear standards and plenty of opportunity to innovate Why Acorn Insurance? Acorn Insurance want to give you more than a job, we want to give you a purpose and a career. So, what can we offer you as an employer? Some of the "your tomorrow" benefits you will receive include: Wellbeing: Enhanced Annual Leave entitlement starting at 31 days and potentially increasing to 35 days per year depending on grade & length of service (including bank holidays) Enhanced paternity pay and 16 weeks full maternity pay. Colleague Assistance programme offers a suite of wellbeing services such as: 6 Free Counselling sessions per year Unlimited access to a telephone councillor 24/7 Access to a free 4-week programme of cognitive behavioural therapy (CBT) with a trained therapist mentor. Network of internal qualified mental health first aiders are available to provide support to colleagues. Financial: A core level of life assurance with the option to increase cover via salary sacrifice and add your spouse/partner Ability to access your earnings before payday via Dayforce Wallet. Refer a friend scheme with a £250 bonus for every colleague recommended on passing their probation period. Access to a flexible benefits platform including an annual flex pot allowance to spend on over 15 benefits of your choice. Ability to give back. You can opt into donating money to charity to climate positive organisations directly from your salary. Reward, Recognition and Culture: Long Service Award paid on 5,10- and 15-years' service A reward and recognition hub to celebrate and reward colleagues and peers. Consistent and engaging company events including company awards, competitions and charity fundraisers. Budgets for department leaders to use for social and engagement events. All roles are subject to DBS and Financial checks, any offer made will be conditional until checks are completed to a satisfactory standard. Candidates with experience or relevant job titles of; Software Developer, Senior System Developer, Software Engineer, Systems Developer, Software Tester, Backend Services, API's, API, Application Programming Interface may also be considered for this role.
Permanent

Job Vacancy
CDI - Software Backend Engineer - NodeJS/Typescript (H/F)

Published on
Architecture
Back-end
Node.js

60k-90k €
Paris, France
Hybrid
En tant que Senior Backend developer (H/F), votre responsabilité principale sera de concevoir et de développer les fonctionnalités, composants et services de l'e-commerce de notre client, en appliquant les best practices de développements et de qualité. Vous travaillerez en direct avec des Product Owners & l'équipe infra (SRE & DEVOPS), dans un environnement agile & cloud AWS. Vous ferez du code review et pair programming au sein de votre équipe. Vous contribuerez aux décisions techniques et fonctionnelles, respecterez les normes de qualité, de sécurité et de performance. Principaux sujets : - Développement de nouvelles features - API, consommateurs kafka - Monitoring avec l'équipe infra - Pair programming, code review - Mise en place des best practices : TDD, DDD, SOLID STACK : NodeJS Typescript APIRest Kubernetes Docker Terraform Kafka Environnement cloud AWS

Submit your CV

  • Manage your visibility

    Salary, remote work... Define all the criteria that are important to you.

  • Get discovered

    Recruiters come directly to look for their future hires in our CV library.

  • Join a community

    Connect with like-minded tech and IT professionals on a daily basis through our forum.

6 results

Contracts

Contractor Permanent

Location

Remote type

Hybrid Remote On-site

Rate minimum.

£150 £1300 and more

Salary minimum

£20k £250k

Experience

0-2 years experience 3 to 5 years experience 6 to 10 years experience +10 years experience

Date posted

Connecting Tech-Talent

Free-Work, THE platform for all IT professionals.

Free-workers
Resources
About
Recruiters area
2025 © Free-Work / AGSI SAS
Follow us