1,163 Automattic jobs in the United Kingdom

Role: Backend Engineer (NestJS, SaaS, ERP)
We're hiring a seasoned backend engineer to lead our platform rebuild You'll collaborate closely with the founder, shaping the product and scaling the tech.

What You'll Do

• Lead backend dev using NestJS

• Design scalable APIs and ERP/accounting tool integrations

• Work with AI tools (OpenAI, Vertex AI)

• Define architecture and set engineering standards

• Mentor junior .

WHJS1_UKTJ

Job Title: Senior Backend Developer

Location: Liverpool City Centre, Hybrid working available

Salary: Up to 75,000 per annum depending on experience

Job Type: Permanent, Full Time

Hours: 37.5 hours per week, Monday to Friday, 9am to 5:30pm

The Acorn Group are looking for a highly skilled, experienced Backend developer to join our team. We are looking for a developer that has experience developing scalable applications using the latest .Net Technologies. You will have the chance to work on complex projects involving large datasets, message bus architectures, and streaming large sets of data.

What you'll be doing:

• Application Development: Design, develop, and maintain robust applications using NET 8 and C#.
• Implement and manage microservices architecture for scalable and efficient system design.
• Build out internal reusable libraries to be consumed by our team's ensuring consistency, reliability and maintainability.
• Utilising MediatR and MassTransit frameworks for inter-service communication.
• You will be working extensively with RabbitMQ for message queuing and handling.
• You will handle large datasets using MongoDB, Azure Cosmos DB, MySQL, and MS SQL Server.
• You will Work closely with cross-functional teams to define backend requirements, design scalable solutions, and implement new features. Ensure seamless integration with upstream services.
• Identify bottlenecks and bugs, and devise solutions to mitigate and address these issues.

What we're looking for:

• Minimum of 5 years of professional experience in .NET development.
• Proficient in .NET 8 and C# programming.
• Strong experience with microservice architecture.
• Familiarity with MediatR and MassTransit frameworks.
• Extensive experience with RabbitMQ and message bus architectures.
• Proficient in Azure Cosmos DB, MySQL, and MS SQL Server.
• Experience with Redis for caching mechanisms.
• Strong understanding of handling large datasets and data streaming.
• Strong communication and teamwork abilities.
• Ability to work in an Agile/Scrum environment.

About Acorn Insurance:

With over 40 years of experience, Acorn Insurance is a specialist provider dedicated to helping individuals secure motor insurance across the UK. We proudly serve more than 50,000 customers, ensuring they find policies that meet their needs and provide the peace of mind that comes with high-quality cover.

At Acorn Insurance, we offer comprehensive training and continuous in-house coaching. You'll receive in-depth, FCA-regulated industry knowledge and all the tools necessary to grow your career with us.

We celebrate diversity and are committed to fostering a culture where everyone feels respected and valued. As a Disability Confident Level 1 and Level 2 employer, we ensure our workplace is accessible and inclusive, encouraging our people to bring their best selves to work every day.

The Acorn Group has been recognised as a Great Place to Work for 2024/5. A record number of employees participated in our survey, overwhelmingly highlighting our welcoming and supportive atmosphere as an excellent place to build a career. We are committed to continuous improvement and have ambitious plans for 2025.

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.
• Company pension scheme
• 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.

Please visit our website to view more of our excellent work benefits!

All roles are subject to DBS and Financial checks, any offer made will be conditional until checks are completed to a satisfactory standard.

Please click the ' APPLY' button to submit your CV for this role.

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.

We're looking for a talented Senior Backend Developer to join a purpose-driven tech team that creates solutions making a real difference in people's lives. This is more than just a job-it's a chance to shape systems that support individuals and organisations across the UK and Ireland.

The Role

As a Senior Backend Developer, you'll be a founding member of a newly formed cross-functional engineering team. You'll play a key role in setting the tone for the team's culture, practices, and success. Your technical expertise will shape our architecture and support business-critical applications.

This is a highly collaborative role suited to someone with a passion for software craftsmanship, mentoring, and continuous improvement.

Key Responsibilities

• Enhance features and functionality of core products
• Design and implement scalable backend systems using C# (.NET 6+ preferred)
• Build cloud-native solutions using Azure, including Azure Functions (serverless)
• Work with schema-less databases such as Cosmos DB
• Write clean, maintainable, and testable code using TDD/BDD principles
• Create and maintain RESTful and GraphQL APIs
• Collaborate with Product Owners, Business Analysts, and stakeholders to define solutions
• Mentor junior developers and promote engineering best practices
• Drive improvements in development processes, CI/CD pipelines, and tooling
• Investigate and resolve production issues
• Ensure observability through logging, metrics, and diagnostics
• Contribute to event-driven architecture and distributed systems design

What You Bring

• 5+ years of backend development experience
• Expertise in C#, .NET (preferably .NET 6+), and SQL Server
• Experience with Azure services, including Azure Functions and serverless architecture
• Knowledge of schema-less databases such as Cosmos DB or similar
• Solid understanding of SOLID principles, OOP, and event-driven architecture
• Proficiency in Git, Unit Testing frameworks (e.g., NUnit), and API development
• Familiarity with CI/CD pipelines and agile methodologies
• Strong communication, problem-solving, and mentoring skills
• A mindset of continuous learning and a drive to grow within a dynamic, evolving team

Bonus Points

• Experience in payroll systems
• Background in fintech or financial services
• Exposure to containerisation technologies such as Docker or Kubernetes

Why Join?

This is an incredible opportunity to make your mark in a company that prioritises purpose, innovation, and professional growth. You'll be part of a team where your ideas are welcomed, your development is encouraged, and your work truly matters.

Ready to build something that helps others and builds your career in the process? Apply today.

46698MSR2

INDMANS

Job Title: Senior Backend Developer

Location: Liverpool City Centre, Hybrid working available

Salary: Up to 75,000 per annum depending on experience

Job Type: Permanent, Full Time

Hours: 37.5 hours per week, Monday to Friday, 9am to 5:30pm

The Acorn Group are looking for a highly skilled, experienced Backend developer to join our team. We are looking for a developer that has experience developing scalable applications using the latest .Net Technologies. You will have the chance to work on complex projects involving large datasets, message bus architectures, and streaming large sets of data.

What you'll be doing:

• Application Development: Design, develop, and maintain robust applications using NET 8 and C#.
• Implement and manage microservices architecture for scalable and efficient system design.
• Build out internal reusable libraries to be consumed by our team's ensuring consistency, reliability and maintainability.
• Utilising MediatR and MassTransit frameworks for inter-service communication.
• You will be working extensively with RabbitMQ for message queuing and handling.
• You will handle large datasets using MongoDB, Azure Cosmos DB, MySQL, and MS SQL Server.
• You will Work closely with cross-functional teams to define backend requirements, design scalable solutions, and implement new features. Ensure seamless integration with upstream services.
• Identify bottlenecks and bugs, and devise solutions to mitigate and address these issues.

What we're looking for:

• Minimum of 5 years of professional experience in .NET development.
• Proficient in .NET 8 and C# programming.
• Strong experience with microservice architecture.
• Familiarity with MediatR and MassTransit frameworks.
• Extensive experience with RabbitMQ and message bus architectures.
• Proficient in Azure Cosmos DB, MySQL, and MS SQL Server.
• Experience with Redis for caching mechanisms.
• Strong understanding of handling large datasets and data streaming.
• Strong communication and teamwork abilities.
• Ability to work in an Agile/Scrum environment.

About Acorn Insurance:

With over 40 years of experience, Acorn Insurance is a specialist provider dedicated to helping individuals secure motor insurance across the UK. We proudly serve more than 50,000 customers, ensuring they find policies that meet their needs and provide the peace of mind that comes with high-quality cover.

At Acorn Insurance, we offer comprehensive training and continuous in-house coaching. You'll receive in-depth, FCA-regulated industry knowledge and all the tools necessary to grow your career with us.

We celebrate diversity and are committed to fostering a culture where everyone feels respected and valued. As a Disability Confident Level 1 and Level 2 employer, we ensure our workplace is accessible and inclusive, encouraging our people to bring their best selves to work every day.

The Acorn Group has been recognised as a Great Place to Work for 2024/5. A record number of employees participated in our survey, overwhelmingly highlighting our welcoming and supportive atmosphere as an excellent place to build a career. We are committed to continuous improvement and have ambitious plans for 2025.

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.
• Company pension scheme
• 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.

Please visit our website to view more of our excellent work benefits!

All roles are subject to DBS and Financial checks, any offer made will be conditional until checks are completed to a satisfactory standard.

Please click the ' APPLY' button to submit your CV for this role.

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.

We're looking for a talented Senior Backend Developer to join a purpose-driven tech team that creates solutions making a real difference in people's lives. This is more than just a job-it's a chance to shape systems that support individuals and organisations across the UK and Ireland.

The Role

As a Senior Backend Developer, you'll be a founding member of a newly formed cross-functional engineering team. You'll play a key role in setting the tone for the team's culture, practices, and success. Your technical expertise will shape our architecture and support business-critical applications.

This is a highly collaborative role suited to someone with a passion for software craftsmanship, mentoring, and continuous improvement.

Key Responsibilities

• Enhance features and functionality of core products
• Design and implement scalable backend systems using C# (.NET 6+ preferred)
• Build cloud-native solutions using Azure, including Azure Functions (serverless)
• Work with schema-less databases such as Cosmos DB
• Write clean, maintainable, and testable code using TDD/BDD principles
• Create and maintain RESTful and GraphQL APIs
• Collaborate with Product Owners, Business Analysts, and stakeholders to define solutions
• Mentor junior developers and promote engineering best practices
• Drive improvements in development processes, CI/CD pipelines, and tooling
• Investigate and resolve production issues
• Ensure observability through logging, metrics, and diagnostics
• Contribute to event-driven architecture and distributed systems design

What You Bring

• 5+ years of backend development experience
• Expertise in C#, .NET (preferably .NET 6+), and SQL Server
• Experience with Azure services, including Azure Functions and serverless architecture
• Knowledge of schema-less databases such as Cosmos DB or similar
• Solid understanding of SOLID principles, OOP, and event-driven architecture
• Proficiency in Git, Unit Testing frameworks (e.g., NUnit), and API development
• Familiarity with CI/CD pipelines and agile methodologies
• Strong communication, problem-solving, and mentoring skills
• A mindset of continuous learning and a drive to grow within a dynamic, evolving team

Bonus Points

• Experience in payroll systems
• Background in fintech or financial services
• Exposure to containerisation technologies such as Docker or Kubernetes

Why Join?

This is an incredible opportunity to make your mark in a company that prioritises purpose, innovation, and professional growth. You'll be part of a team where your ideas are welcomed, your development is encouraged, and your work truly matters.

Ready to build something that helps others and builds your career in the process? Apply today.

46698MSR2

INDMANS

Here at Responsiv, we are looking to add a newJava Backend Developer to our team. If you have skills in API and Web product development, we need YOU to enhance our capabilities, become embedded within Responsiv, and deliver on technical projects.

?

As anJava BackendDeveloper, you'll work in a small team of talented developers, playing a crucial role in delivering internal and external projects and c.

WHJS1_UKTJ

We're now looking for a Senior Developer to join the Conferma team to build and maintain the systems that enable billions of pounds of B2B payments each year. From part of our development team, you'll work in an Agile environment to deliver innovative and robust solutions. We have ambitious plans, and you will be delivering the software that will allow us to deliver upon these.

We partner with some.

WHJS1_UKTJ

Job Title: Senior Backend Developer

Location: Liverpool City Centre, Hybrid working available

Salary: Up to £75,000 per annum depending on experience

Job Type: Permanent, Full Time

Hours: 37.5 hours per week, Monday to Friday, 9am to 5:30pm

The Acorn Group are looking for a highly skilled, experienced Backend developer to join our team. We are looking for a developer that has experience developing scal.