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Backend Engineer Jobs in Bristol
Overview
Looking for Backend Engineer jobs in Bristol? Explore top IT opportunities in Bristol’s thriving tech scene with Haystack. Find the latest backend developer roles, from startups to established companies, and take the next step in your software engineering career today. Start your job search for backend engineer positions in Bristol now!
Senior Software Developer
YT Technologies
Bath
In office
Senior
£70,000
RECENTLY POSTED

Senior Software Developer Bath

Are you an experienced Software Developer passionate about collaborative development and fostering growth in others? A dynamic company in Bath is looking for a Senior Software Developer to join their innovative team.

Their Culture:

They thrive on a close-knit, fun, and technology-driven environment. Their development approach emphasizes collective effort, with all team members actively participating in pair programming, white-boarding sessions, and architectural discussions. Every line of code is peer-reviewed to ensure the highest quality. They operate with an agile mindset, utilizing the Scrum framework to deliver continuous value to their customers.

Their flat hierarchy empowers individuals and promotes shared responsibility. They believe in assisting each other rather than micromanaging, fostering a supportive atmosphere where ideas flow freely. Their team seamlessly integrates with product owners to prepare sprint work, collaborates with account managers for optimal customer experience, and partners with operations to ensure stable and high-performing applications.

What They’re Looking For:

While their current stack includes PHP, Slim Framework, JavaScript, React, and MySQL, they’re primarily interested in candidates with commercial experience in modern programming languages and a strong grasp of software development principles.

Demonstrable experience with MVC frameworks and/or modern JavaScript frameworks is essential.

Beyond specific technologies, they highly value (and encourage learning in) the following areas:

  • Accessibility best practices and standards for front-end development
  • Testing frameworks
  • Software design best practices
  • Source control, specifically Git

They seek individuals who will:

  • Exhibit genuine passion for both their mission and the technologies they employ.
  • Enjoy close collaboration with technical and non-technical colleagues alike.
  • Be comfortable with the practices of pair programming and comprehensive code reviews.
  • Possess a proactive and positive approach to problem-solving within their team and across the organization.
  • Show a strong desire to continuously learn and, crucially, to contribute to the development and mentorship of other developers.
  • Embrace working through complex challenges collectively as part of a team.
Senior .NET Developer
Bright Purple Resourcing
Multiple locations
Hybrid
Senior
£60,000
RECENTLY POSTED

Senior .NET Developer - UK
Security Requirement: Active SC Clearance (essential)
A well-established and highly respected technology consultancy is seeking an experienced Senior .NET Developer to join its expanding Cloud Engineering function. This organisation delivers complex, secure and cloud-first solutions to a diverse client base across the UK.
This is an excellent opportunity for a technically strong developer who enjoys taking ownership, working closely with architects and stakeholders, and delivering robust solutions in modern Microsoft environments.
Whats on Offer

  • Salary up to £60,000
  • Excellent benefits package
  • Hybrid / remote working model
  • Supportive and collaborative culture
  • Clear opportunities for career progression and professional development

The Role You will play a key role in designing and delivering scalable, cloud-native applications using the Microsoft technology stack. Working as part of a collaborative, multi-disciplinary team, you will contribute across the full development lifecycle, from shaping technical solutions through to deployment and ongoing optimisation.
You will be trusted to:

  • Lead on technical design and development activities
  • Build high-quality applications using .NET and Microsoft Azure
  • Resolve complex technical challenges in secure environments
  • Produce clear and thorough technical documentation
  • Promote engineering best practice and coding standards
  • Mentor and guide fellow developers

About You You are a confident and capable senior developer with strong experience in Microsoft technologies and cloud-based development. You combine solid engineering fundamentals with a pragmatic approach to delivering value.

  • Strong background in .NET development
  • Hands-on experience with Microsoft Azure services
  • Application of SOLID principles and modern design patterns
  • Working with SQL databases
  • CI/CD pipeline configuration and management
  • Agile delivery environments

Essential Requirement Applicants must hold active SC Clearanceat the point of application. Due to the nature of the work, this cannot be sponsored or obtained post-offer.
This organisation prides itself on technical excellence, strong client partnerships and a people-first culture. If you are a Senior .NET Developer looking to work on meaningful, secure and cloud-focused projects within a well-established company, we would welcome your application.
Bright Purple is an equal opportunities employer: we are proud to work with clients who share our values of diversity and inclusion in our industry.

Senior .NET Developer Data & Product Analytics
Newton Blue
Bristol
Hybrid
Senior
£80,000
RECENTLY POSTED
+5

Were working with a Bristol based tech co. a leading worldwide supplier of software to health insurers, with an extensive platform consisting of Core back office automation, Open API and integration suite and Digital solutions serving the insurance value chain. Currently looking to recruit a Senior .NET Developer in data a product analytics. Hybrid working role

The role will combine hands-on feature development in the core stack with a strong focus on data analysis, instrumentation, and product analytics. The successful candidate will help establish the businesses product analytics capability from the ground up, enabling the Product Manager and wider business to make data-driven decisions on roadmap, feature design, and resource allocation.

You will work as a core member of the Scrum team (3-week sprints) building and enhancing the policy and claims management platform for health insurers, while also owning the end-to-end data pipeline and analytics tooling that underpins product KPIs and user behaviour insights.

Product Development (.NET / Angular / APIs)

  • Design, develop, and maintain features across our policy and claims management product using:
    • .NET (C#), ASP.NET Core
    • Angular
    • SQL Server and MongoDB
    • RESTful APIs and NServiceBus for messaging
  • Contribute to technical design, code reviews, and shared libraries/services across teams.

Data & Analytics Capability

  • Work with the Product Manager to define meaningful product KPIs (e.g. feature adoption, task completion times, funnel conversion, retention, usage patterns) aligned to business objectives.
  • Instrument the application to capture product usage data, including:
    • Event tracking for key user actions and workflows
    • Feature flags/experiments where appropriate
    • Structured logging and telemetry
  • Design and implement data pipelines and data models to support analytics, using SQL Server and MongoDB as core sources.
  • Build and maintain dashboards and reports to track
  • Perform exploratory data analysis to surface insights

Skills & Experience required

  • Strong commercial experience developing production systems with:
    • .NET / C#
    • ASP.NET Core or equivalent web frameworks
    • Angular (or similar modern SPA framework)
    • SQL Server (schema design, complex queries, performance tuning)
    • MongoDB (or equivalent NoSQL document store)
    • RESTful APIs; NServiceBus or equivalent messaging framework.
  • Proven experience in data analysis and/or analytics engineering:
    • Comfortable writing complex SQL for reporting and analysis.
    • Experience modelling event and usage data for analytics.
    • Practical experience with dashboards and BI/reporting tools (e.g. Power BI, Tableau, Looker, or similar).
Mid Level Backend Engineer x2
IO Associates
Bristol
Hybrid
Mid
£60,000
RECENTLY POSTED

Title: Mid Level .NET Developer

Salary: Up to £60,000 P/A

Location: Bristol- Hybrid (2- days on site)

Our client is on an exciting journey to transform the way they deliver digital products and services to millions of customers. To help them achieve this, they’re looking for a Mid-level Backend Software Engineer to join their growing Digital Development team.

You’ll play a key role in designing, building, and improving digital products using .NET Core, C#, SQL, Azure, and Kubernetes, while collaborating with like-minded engineers and contributing to a strong, supportive tech community.

?? What You’ll Do

  • Design, develop, and deliver high-quality backend solutions
  • Collaborate on technical designs and influence architectural decisions
  • Troubleshoot operational and integration issues
  • Champion coding best practices and agile principles
  • Keep up to date with emerging technologies and recommend improvements
  • Balance technical debt with business priorities

? What You’ll Need

  • Strong experience with .NET Core, C#, SQL
  • Hands-on experience with Azure Cloud and Kubernetes
  • Proficiency with engineering patterns (event-driven design, service-to-service comms, reusable services)
  • Proactive, detail-oriented, and comfortable in fast-paced environments
  • Strong communication and stakeholder engagement skills

?? What’s on Offer

  • Salary up to £60k + benefits
  • Hybrid working: 2 days onsite, 3 days remote
  • 25 days holiday + bank holidays
  • Pension scheme (up to 6.5% matched)
  • Life Assurance cover
  • Free breakdown cover from day one
  • Car salary sacrifice scheme (including EVs)
  • Discounts on retailers, tech, holidays & more
  • Participation in the ‘Owning It Together’ Colleague Share Scheme

Our client has a 2 stage interview process and for the right candidate they will interview next week!

If you’re interested in this role, or know someone who would be, then please apply and contact a. methula@ioassociates. co. uk

Python Developer (GIS)
Halian Technology Limited
Bath
Hybrid
Mid - Senior
Private salary
RECENTLY POSTED

Location: London / Hybrid
Salary: Competitive

The Role

We are looking for a Python Developer with strong GIS experience to join a growing engineering team building geospatial data platforms used by global organisations.

This role sits within the Client Solutions team, responsible for developing tools and data pipelines that deliver risk analytics and intelligence in a geospatial context.

Youll work in a modern engineering environment using Python, Django, AWS and geospatial data tooling, building scalable systems that process large volumes of spatial data and power mapping solutions used by clients worldwide.

This is a strong opportunity for an engineer who enjoys building real data platforms rather than scripts, and wants to work on meaningful problems around global risk, sustainability and data intelligence.

Responsibilities

  • Design and develop Python-based geospatial data pipelines
  • Build and improve mapping solutions and GIS data workflows
  • Work within an Agile engineering team delivering continuous improvements
  • Collaborate with developers, analysts and data scientists
  • Deliver well-tested, maintainable code
  • Review code and contribute to improving engineering standards
  • Mentor junior developers where appropriate

Required Skills

  • Strong Python development experience
  • Experience working with GIS data pipelines
  • Experience with geospatial libraries such as
    Fiona, Shapely, Rasterio, Numpy
  • Experience working with GDAL and spatial data processing
  • Strong understanding of vector and raster data
  • Experience working with PostgreSQL / SQL databases
  • Knowledge of cloud environments (AWS preferred)
  • Experience designing data pipelines and backend systems

Nice to Have

  • Experience with Django
  • Experience with GeoServer
  • Knowledge of spatial projections
  • Experience with ETL pipelines or data lakes
  • Experience working with large geospatial datasets

What You’ll Work With

  • Python
  • Django
  • AWS
  • PostgreSQL
  • GDAL / Rasterio / Shapely
  • Geospatial datasets
  • Modern data pipelines

Why Join

  • Work with large-scale geospatial datasets
  • Build tools used by global organisations
  • Modern engineering stack and cloud-native architecture
  • Collaborative team environment
  • Opportunity to influence platform architecture and data pipelines

How to Apply

If youre an Applied ML Contractor looking a new exciting opportunity working focused on real operational decision systems, get in touch.

Please apply if interested and well aim to respond within 24 hours.

Software Engineer
MASS Consultants
Corsham
In office
Junior - Mid
£50,000
RECENTLY POSTED

Software Engineer On-site, Corsham (SN13)

  • £35,000 - £50,000
  • 25 days annual leave (in addition to Bank Holidays)
  • Buy or sell up to 5 days annual leave
  • Continuous Professional development support
  • Two pension schemes to choose from
  • Life Assurance scheme up to 4 x salary
  • Private Medical & Dental Insurance+ discounts for additional family members
  • Other benefits such as Health & Wellbeing Allowance, Electric/Hybrid Car leasing scheme, Cycle to work scheme and more.

This is an opportunity to make an impact within a dedicated team that takes great pride in delivering solutions in a role of critical importance, working embedded on a client site. As a software engineer you can expect to be involved insupporting ongoing maintenance and enhancement of mission-critical simulation software, working in both Windows and Red Hat Linux environments.

The role requires contributing to a rigorous development and test cycle that maintains high customer confidence in both the software and the team maintaining it.

The successful candidate will be a confident C++/C# practitioner, ideally with an education background in STEM, with the ability to work effectively in a dynamic environment whilst liaising regularly with the customers.The role is based in-office in Wiltshire but may involve occasional travel both within and outside of UK.

Duties / Responsibilities:

  • Ability to comprehend requirement / document changes to analyse a scope of change required for a work item.
  • Design, development and maintenance of an existing code solution.
  • Testing and reviewing software applications and supporting documentation.
  • Contributing to meetings and work groups, providing domain knowledge and expertise on technical matters.
  • Collaborating within a team environment, and communicating effectively.
  • Suggesting improvements for continuous improvements.

Essentials

  • You demonstrate the qualities of an engineer and enjoy the challenge of building complex or efficient software solutions.
  • You want to apply your natural ingenuity to solve challenging engineering problems
  • You’re keen to learn new technologies and languages
  • You have a good understanding of computing fundamentals (e.g. logic, data structures) along with strong software design skills, including Object-Oriented Programming, and knowledge of version control systems such as Git/SVN
  • 2+ years experience in C# development, or another language
  • Knowledge of Visual Studio &MS Office Products
  • Mustbe eligible to work and live in the UK
  • Mustbe eligible to undergo and maintain appropriate UK government Developed Vetting security clearance

Desirables

  • Knowledge of the Red Hat Linux or other Unix based operating system

  • Competency in multiple programming languages

  • Understanding of Object-Oriented Design, and implementation of engineering algorithms

  • Knowledge of UML

  • Understanding of Requirements &Configurationmanagement

  • Experience of working in an Agile environment

Who is MASS

MASS is an independent, global technology company, trusted by highly secure organisations to provide advanced, digital services that manage data and keep information safe. With our heritage in defence, we offer robust solutions to sectors where security expertise is essential.

Wellbeing is at the core to our culture, allowingemployees to flourish and to achieve their full potential. Our people are important to us, and we take pride in our wellbeing programmes and policies that supportindividuals including, mental health first aiders and readily available support through our extensive employee assistance programme.

We work in partnership with customers, using skilled, technical experts. We think innovatively to provide tailored, agile and resilient solutions that secure advantage, so youre ready for digital transformation. MASS is an equal opportunities employer; we know that our people are smart, skilled and motivated and in return we provide a friendly workplace where everyone is valued and has the chance to make an impact.

Apply todayto see how working for MASS could work for you!

Mid Level Backend Engineer x2
IO Associates
Bristol
Hybrid
Mid
£50,000 - £60,000
RECENTLY POSTED

Title: Mid Level .NET Developer

Salary: Up to £60,000 P/A

Location: Bristol- Hybrid (2- days on site)

Our client is on an exciting journey to transform the way they deliver digital products and services to millions of customers. To help them achieve this, they’re looking for a Mid-level Backend Software Engineer to join their growing Digital Development team.

You’ll play a key role in designing, building, and improving digital products using .NET Core, C#, SQL, Azure, and Kubernetes, while collaborating with like-minded engineers and contributing to a strong, supportive tech community.

What You’ll Do

  • Design, develop, and deliver high-quality Back End solutions
  • Collaborate on technical designs and influence architectural decisions
  • Troubleshoot operational and integration issues
  • Champion coding best practices and agile principles
  • Keep up to date with emerging technologies and recommend improvements
  • Balance technical debt with business priorities

What You’ll Need

  • Strong experience with .NET Core, C#, SQL
  • Hands-on experience with Azure Cloud and Kubernetes
  • Proficiency with engineering patterns (event-driven design, service-to-service comms, reusable services)
  • Proactive, detail-oriented, and comfortable in fast-paced environments
  • Strong communication and stakeholder engagement skills

What’s on Offer

  • Salary up to £60k + benefits
  • Hybrid working: 2 days onsite, 3 days remote
  • 25 days holiday + bank holidays
  • Pension scheme (up to 6.5% matched)
  • Life Assurance cover
  • Free breakdown cover from day one
  • Car salary sacrifice scheme (including EVs)
  • Discounts on retailers, tech, holidays & more
  • Participation in the ‘Owning It Together’ Colleague Share Scheme

Our client has a 2 stage interview process and for the right candidate they will interview next week!

If you’re interested in this role, or know someone who would be, then please apply

Implementation Consultant - Pension Calculator Development
Candidate Source
Multiple locations
Fully remote
Mid - Senior
Private salary
RECENTLY POSTED

We are seeking an experienced Implementation Consultant who has built pensions calculators and has credible system programming and implementation skills. Who can confidently code complex pension scheme rules into accurate calculation logic while ensuring compliance with UK pensions legislation. Who also has strong analytical capability and prioritisation to work across multiple parallel workstreams and deliver on time.

You will design and deliver automated pensions calculation frameworks using T-SQL, SQL, XML and supporting scripting tools. You will collaborate with project teams and clients to develop and implement pension calculators that offer automation to support users, reduce risks and improve overall pension member servicing. You will produce technical specifications, configure system functionality, run tests and ensure all automated outcomes are accurate, compliant and aligned to client requirements.

What youll be doing as an Implementation Consultant:

  • Configuring, implementing and maintaining pensions benefit calculator systems (DB, DC, GMP equalisation, valuations).
  • Coding calculator logic using SQL, T-SQL, XML and related scripting tools.
  • Configuring workflows, data dashboards, interfaces, payroll components, data migration and reports.
  • Hosting workshops with clients to understand requirements, create structured specifications and set out clear implementation schedules.
  • Providing regular updates to clients on implementation progress, actions and providing flexibility to developing requirements.
  • Taking ownership of multiple workstreams and collaborating with internal project teams to ensure delivery expectations are met.
  • Customising the administration system to be user friendly and meet unique requirements.
  • Supporting software releases, upgrades and testing cycles and training workshops.
  • Producing documentation and maintaining strong client and team relationships.

What were looking for in an Implementation Consultant:

  • Experience developing pensions calculators for DB and DC pension schemes.
  • Proven ability to code or develop system tools for pensions and financial processes.
  • Proficiency with T-SQL, SQL Server Management Studio, XML and Microsoft tools.
  • High degree of numeracy and analytical skill.
  • Excellent communication, organisation and stakeholder engagement skills.
  • Experience working with pensions administration systems.
  • Programming or scripting experience (macros or equivalent).

Core hours: Monday to Friday. 37.5 hours per week.
Location: Remote, with occasional UK travel.
Day rate: Competitive via umbrella contract dependant on experience.
Duration: 6 months with opportunity to extend.

To apply for this role as Implementation Consultant, click apply now!

Please note any offer is subject to satisfactory pre-employment screening checks. These consist of employment, activity & GAP verification, DBS or Access NI, Credit, Sanctions & CIFAS checks.

We are committed to equality of opportunity for all hires and applications from individuals are encouraged regardless of age, disability, sex, gender reassignment, sexual orientation, pregnancy and maternity, race, religion or belief and marriage and civil partnerships.

To help you stay safe in your job search we will never ask for your bank details at the application stage.

Candidate Source Ltd is an advertising agency. Once you have submitted your application it will be passed to the third party Recruiter who is responsible for processing your application. This will include holding and sharing your personal data, our legal basis for this is legitimate interest subject to your declared interest in a job. Our privacy policy can be found on our website and we can be contacted to confirm who your application has been forwarded to.

Azure Data Engineer
Opus Recruitment Solutions
Bristol
Hybrid
Mid - Senior
£400/day - £500/day
RECENTLY POSTED

Azure Data Engineer | £400 - £500 Outside IR35 | Bristol | Hybrid | 6‑Month Initial Term |

A large‑scale data transformation programme is underway, and our client is looking for an experienced Azure Data Engineer to support the rebuild of their cloud data platform. This role is hands‑on and delivery‑focused — you’ll be designing and developing Azure‑native data pipelines, working extensively with Databricks, and shaping scalable data models across the Microsoft ecosystem. The role would require you to be on site in Bristol 4 days per week, please only apply for this position if you are local enough to do this without relocating.

What you’ll be doing

Build, enhance and maintain data pipelines using Azure Databricks, Data Factory, and Delta Lake

Develop and optimise Lakehouse components and cloud‑based data flows

Create robust data models to support analytics, MI and downstream reporting

Assist in migrating legacy warehouse assets into a modern Azure environment

Contribute to cloud architecture decisions, data standards and best‑practice engineering patterns

Develop reliable Python and PySpark code to support data ingestion, transformation, and end‑to‑end processing.

What you’ll bring

Strong hands‑on experience across Azure Data Services (ADF, ADLS, Synapse, Databricks)

Excellent SQL skills, with experience in performance tuning and optimisation

Solid understanding of data modelling (star schema, medallion, ETL frameworks)

Ability to work with complex, inconsistent or legacy data sources

Experience building scalable, production‑ready pipelines in a cloud environment

Azure Data Engineer | £400 - £500 Outside IR35 | Bristol | Hybrid | 6‑Month Initial Term

Mid- Level Software Engineer
IO Associates
Bristol
Hybrid
Mid
£50,000
RECENTLY POSTED

Software Engineer (Mid-Level)

I’m working with a growing product-led technology company that is expanding its engineering team and looking to bring in a Mid-Level Software Engineer to support the ongoing development and modernisation of its platform.

You’ll be joining a collaborative development team working on a mix of new feature development and platform improvements, with opportunities to contribute to architectural decisions and help evolve the platform as it continues to scale.

This is an exceptional opportunity to surround yourself with strong engineers, working alongside experienced developers who can help enhance your skill set while you contribute to meaningful platform development.

This role would suit someone who enjoys writing clean, well-structured code, working closely with other developers, and contributing ideas on how systems and services can be improved.

Tech Environment

The team primarily works with:

TypeScript

js

AWS

MongoDB

Angular

Experience with the above is beneficial, though the key requirement is strong TypeScript experience and a willingness to work within this stack.

Nice to have experience with:

GitHub, microservices architecture, and time-series data.

What you’ll be doing

Developing and maintaining backend services and platform functionality

Contributing to modernisation work as parts of the platform evolve

Collaborating with engineers across the team to deliver scalable solutions

Writing clean, maintainable and well-tested code

This is a great opportunity to join a supportive engineering team where you’ll be able to grow your skills, work with modern technologies, and be part of a platform that continues to evolve.

Salary for the role is around £50,000 , depending on experience.

Remote working with 1 day a week in Bristol office.

If you’d like to learn more, apply online for a confidential chat.

TPBN1_UKTJ

Dynamics Developer
Yolk Recruitment Limited
Newport
Hybrid
Junior - Mid
£45,000
RECENTLY POSTED

Location: Newport (Hybrid)

Salary: Up to £45,000

29% Pension

The Opportunity

Yolk Recruitment are excited to be working with an innovation-driven civil service organisation as they journey through an incredible digital transformation whilst prioritising forward thinking and excellent digital practices. Alongside this, they pride themselves on being a Stonewall Diversity Champion, which means they are part of Britain’s leading best-practice employers’ forum for sexual orientation and gender identity equality, diversity and inclusion.

We are now looking to help them find a talented Dynamics Developer (eligible for SC clearance) to get involved in some awesome tech projects. This is an exciting and rewarding opportunity working with cutting-edge cloud technologies, modern delivery processes, and innovative projects involving AI and ML which provides a dynamic and stimulating work environment. Collaborating with experts in their respective fields enabling you to learn and make valuable contributions to ground breaking projects.

My client offers amazing L&D training to allow the team learn and improve at their own pace. They also put their staff at the forefront of all decisions whilst recognising them the most valuable part of the organisation.

What the Dynamics Developer will be doing:

  • Design, develop, test, and document complex or mission-critical applications using Microsoft Dynamics and Power Platform in a cloud-first Azure environment.
  • Configure and customize both model-driven and canvas Power Apps.
  • Build Power Automate flows connecting to Dataverse and other data sources.
  • Integrate Power Platform solutions with Azure components such as Logic Apps, Service Bus, Functions, and SharePoint.
  • Support implementation of APIs and toolkits for integration, performance, security, and scalability.

Looking for a Dynamics Developer who has:

  • Has been a key player in delivering technical solutions as part of large projects
  • Experienced with modern delivery models such as Scrum and other Agile
  • methodologies
  • Advocate of DevOps principles
  • Experience working in a Microsoft Azure Cloud first team
  • Experience with Azure DevOps

What will the Dynamics Developer get in return?

  • Up to £45,000
  • Pension: Up to 27.9%
  • Full Flexi-Time - Work your 37.5 hours on any schedule between 5am and 10pm
  • 25 Days annual leave PLUS Bank Holidays (Increasing to 30 days)

Think this one’s for you

If you think this Dynamics Developer opportunity is for you then please apply online.

Yolk Public Sector & Not-for-Profit team works with organisations across the UK to fulfil their recruitment needs and to achieve their D&I objectives. We recruit temporary, contract and permanent hires for 1 off specialist needs or for volume campaigns. We support our applicants to navigate the public sector recruitment processes and secure their dream jobs.

Yolk Recruitment is an equal opportunities employer and embraces diversity in our workforce. We employ the best people for the job at hand and actively encourage applications from all qualified candidates, regardless of gender, age, race, religion, sexual orientation, disability, educational background, parental status, gender identity or any other protected characteristic. We champion and celebrate diversity at Yolk allowing our team to bring their whole selves to work.

Mid- Level Software Engineer
IO Associates
Bristol
Hybrid
Mid
£40,000 - £50,000
RECENTLY POSTED

Software Engineer (Mid-Level)

I’m working with a growing product-led technology company that is expanding its engineering team and looking to bring in a Mid-Level Software Engineer to support the ongoing development and modernisation of its platform.

You’ll be joining a collaborative development team working on a mix of new feature development and platform improvements, with opportunities to contribute to architectural decisions and help evolve the platform as it continues to scale.

This is an exceptional opportunity to surround yourself with strong engineers, working alongside experienced developers who can help enhance your skill set while you contribute to meaningful platform development.

This role would suit someone who enjoys writing clean, well-structured code, working closely with other developers, and contributing ideas on how systems and services can be improved.

Tech Environment

The team primarily works with:

  • TypeScript
  • js
  • AWS
  • MongoDB
  • Angular

Experience with the above is beneficial, though the key requirement is strong TypeScript experience and a willingness to work within this stack.

Nice to have experience with:
GitHub, microservices architecture, and time-series data.

What you’ll be doing

  • Developing and maintaining Back End services and platform functionality
  • Contributing to modernisation work as parts of the platform evolve
  • Collaborating with engineers across the team to deliver scalable solutions
  • Writing clean, maintainable and well-tested code

This is a great opportunity to join a supportive engineering team where you’ll be able to grow your skills, work with modern technologies, and be part of a platform that continues to evolve.

Salary for the role is around £50,000, depending on experience.

Remote working with 1 day a week in Bristol office.

If you’d like to learn more, apply online for a confidential chat.

Senior .Net Developer
Wiltshire Council
Trowbridge
In office
Senior
£45,000/day
RECENTLY POSTED
+2

ICT - Driving Technological Transformation We have an exciting opportunity to join our ICT department on a 2-year contract, working in the Projects and Programmes function, delivering new solutions for Wiltshire Council. As a Senior .Net Developer, you will deliver systems essential to the council. Working alongside others in the team and the wider organisation, you will develop and deliver solutions using Azure DevOps, .Net C# within Visual Studio and other software systems. You will create and customise business process flows, forms, reports, and update configurations. You will work to diagnose and fix issues in the system, so good problem-solving skills will be essential. We are looking for a candidate with effective communication skills with experience working in an in-house development team. Previous experience of source control using GIT, and database development using Microsoft SQL Server, alongside an understanding of JavaScript, HTML, and CI/CD pipelines, will be essential. A solid understanding of other technologies, such as developing Blazor apps, working in YAML, and using MAUI for developing mobile applications, would be an advantage. The successful candidate will work within an Agile development team and should be able to work independently and with others effectively. Why us? Wiltshire Council is a friendly, welcoming place to work, with a 'One Council' ethos. Thats why we focus on getting the things that matter to our people right. While we welcome applications from job seekers who require skilled worker sponsorship, we are not able to issue a defined certificate of sponsorship due to limitations in our sponsorship capacity. We understand that AI tools can support candidates in preparing job applications. However, at Wiltshire Council we value authenticity and encourage applicants to ensure their submissions genuinely reflect their own experiences, skills, and motivations.

Software Developer
Defence
Bristol
Hybrid
Junior - Mid
Private salary
RECENTLY POSTED

Software Engineer

Software Developer - Critical Defence Systems

Bristol Based - 4 days a week on site

Are you a C++ developer who thrives on solving complex technical challenges? Do you want to work on software that truly matters-systems that sit at the heart of critical defence capability?

If so, this is a rare opportunity to join an innovative engineering team working at the cutting edge of systems-level development.

The Opportunity

You’ll contribute across the full software development lifecycle, developing high-integrity, mission-critical systems for the defence sector. This role is ideal for someone who enjoys low-level programming, systems architecture, and building robust software that performs flawlessly in demanding environments.

What You’ll Be Doing

  • Designing, developing, and maintaining software aligned with defence, industry, and customer standards
  • Implementing high-quality C++ solutions within complex system architectures
  • Testing, validating, and integrating software with wider system components
  • Logging and tracking software issues to support product maturity and stability
  • Participating in technical design, sprint planning, and Agile team routines
  • Engaging with stakeholders to fully understand detailed system requirements
  • Taking ownership of tasks and ensuring accurate progress tracking

Key Skills & Experience

Essential:

  • Solid commercial experience with C++
  • Familiarity with systems-level development, or a strong interest in learning it
  • Understanding of OOP principles
  • Practical experience with Git

Highly Advantageous:

  • Exposure to VBS, Qt, or graphics engines
  • Experience working with complex simulations
  • Interest in low-level software, system internals, or architecture

Personal Attributes

We’re looking for someone who is:

  • Adaptable and comfortable working in fast-moving environments
  • Capable of managing shifting priorities with composure
  • Analytical, methodical, and motivated to solve problems
  • Reliable, proactive, and always keen to learn

Why Join Us?

You’ll be part of a collaborative, highly skilled defence engineering team where your work directly contributes to national security. Expect a role that is technically fascinating, mission-driven, and full of opportunities to grow your systems-engineering capability.

Senior Software Engineer - Pensions, ISA and Investments
Hargreaves Lansdown
Bristol
Hybrid
Senior
£80,000
RECENTLY POSTED
+2

Salary: Up to £80,000 dependent on experience

HL are looking for a talented full stack Senior Software Engineer to join a Pensions & Retirement product engineering team in building market leading solutions for our clients. This is an opportunity to join the UK’s number one investment services company, looking after over £180bn billion in assets on behalf of more than 2 million UK investors.

This is your chance to genuinely stamp your mark on one of the UK’s most innovative and digital-focused businesses.

What You’ll Be Doing

  • Build and run AWS Cloud-native applications with TypeScript and React

  • Establish and maintain automated tests for the changes being implemented.

  • Write high quality, secure, tested and performant code.

  • Upskilling - Providing coaching & mentoring to peers and more junior members of the team

  • Work collaboratively with others in a cross functional team to deliver high quality digital client journeys

  • Advocate for continuous improvement within the team including for the ways of working, quality, security, performance and CI/CD processes.

  • Responsible for documenting all solutions, produced to agreed team standards.

  • Demonstrate a willingness to learn and further technologies & techniques embraced by the development team.

  • Cultivate strong working relationships both within working squad and in HL as a whole.

  • Actively participating in working groups and communities of practice designed to support the development team.

  • Continually develop both technical and interpersonal skills.

  • Providing engineering support for existing applications when necessary.

About You

  • Professional experience with AWS, full stack TypeScript with React on the front end, IaC, CI/CD

  • Experience with unit, integration, and end to end testing tools and practices (e.g. Jest, Cypress, Backstop).

  • Enjoys upskilling others in a team - you prioritise sharing knowledge

  • Experience with integration and onboarding 3rd party vendors, meeting with vendor engineering contacts, defining integration patterns, abstracting vendor APIs/data models from internal downstream services etc.

  • Experience with CI / CD and Trunk Based Development.

  • Understanding of Microservices & principles of RESTful API development, including structuring, documenting, versioning, testing and stubbing/mocking.

  • Understanding of event driven architecture.

  • Experience performing code reviews.

  • Experience operating within Agile framework.

  • Aware of website performance implications, best practices and other non-functional requirements.

  • Able to write, assist in writing or reviewing technical documentation.

  • Advocate of excellent development practices to optimise for rapid and continuous delivery of client value.

  • React Native, GraphQL and DevOps experience beneficial

Skills / Attributes

  • Excellent collaborator, naturally works well with others across different disciplines in a cross functional team.

  • Excellent communicator (written and verbal) with good numerical skills.

  • Logical, analytical and methodological approach to problem solving.

  • Pro-active, resourceful and able to use initiative.

  • Pragmatic and focused on delivery.

  • Effective time management.

  • Willingness to learn and desire to develop professionally.

  • Tenacious, with a pride in what you do.

  • Have a continuous improvement mindset.

Why Us?

Here at HL, we’re the UK’s number 1 investment platform for private investors, based in Bristol. For more than 40 years we’ve helped investors save time, tax and money on their investments.

To achieve our mission, we believe we have a workplace like no other, with constant learning, dynamic teams, and a great ethos. We’re steered by core values that promote service, quality, innovation, and opportunity in everything we do.

What’s On Offer?

  • Discretionary annual bonus* & annual pay review
  • 25 days* holiday plus bank holidays and 1-day additional Christmas closure time
  • Option to purchase an additional 5 days holiday per year at annual enrolment
  • Flexible working options available, including hybrid working
  • Enhanced parental leave
  • Pension scheme up to 11% employer contribution
  • Sharesave scheme - have a real stake in HL’s future
  • Income Protection & Life insurance (4 x salary core level of cover)
  • Private medical insurance*
  • Health care cash plans - including optical, dental, and out patientcare
  • Help@hand and an Employee Assistance Programme
  • Gympass - gym memberships and wellbeing apps available
  • Variety of travel to work schemes with free bike storage and shower facilities
  • An inhouse barista serving subsidised coffee and snacks
  • Join HL’s sports, I&D networks and volunteering groups (two paid volunteering days per year)
  • LifeWorks Discounts on services, restaurants and retailers

* dependant on role level

Hargreaves Lansdown is an inclusive employer that values diversity in its workforce. We encourage applications from all individuals without regard to race, religion, gender, sexual orientation, national origin, disability or age.

This role may also be available on a flexible working or part time basis - please ask the Recruitment & Onboarding team for more information.

Please note, we are unable to provide employment sponsorship to candidates.

Software Developer
Defence
Bristol
Hybrid
Junior - Mid
Private salary
RECENTLY POSTED

Software Engineer

Software Developer - Critical Defence Systems

Bristol Based - 4 days a week on site

Are you a C++ developer who thrives on solving complex technical challenges? Do you want to work on software that truly matters -systems that sit at the heart of critical defence capability?

If so, this is a rare opportunity to join an innovative engineering team working at the cutting edge of systems-level development.

The Opportunity

You’ll contribute across the full software development lifecycle, developing high-integrity, mission-critical systems for the defence sector. This role is ideal for someone who enjoys low-level programming, systems architecture, and building robust software that performs flawlessly in demanding environments.

What You’ll Be Doing

Designing, developing, and maintaining software aligned with defence, industry, and customer standards

Implementing high-quality C++ solutions within complex system architectures

Testing, validating, and integrating software with wider system components

Logging and tracking software issues to support product maturity and stability

Participating in technical design, sprint planning, and Agile team routines

Engaging with stakeholders to fully understand detailed system requirements

Taking ownership of tasks and ensuring accurate progress tracking

Key Skills & Experience

Essential:

Solid commercial experience with C++

Familiarity with systems-level development , or a strong interest in learning it

Understanding of OOP principles

Practical experience with Git

Highly Advantageous:

Exposure to VBS , Qt , or graphics engines

Experience working with complex simulations

Interest in low-level software, system internals, or architecture

Personal Attributes

We’re looking for someone who is:

Adaptable and comfortable working in fast-moving environments

Capable of managing shifting priorities with composure

Analytical, methodical, and motivated to solve problems

Reliable, proactive, and always keen to learn

Why Join Us?

You’ll be part of a collaborative, highly skilled defence engineering team where your work directly contributes to national security. Expect a role that is technically fascinating, mission-driven, and full of opportunities to grow your systems-engineering capability.

TPBN1_UKTJ

Senior .NET Developer AI & Intelligent Automation
Newton Blue
Bristol
In office
Senior
£80,000
RECENTLY POSTED
+3

Were working with a leading healthcare technology company, based in Chorley right next to Buckshaw Parkway railway station. This role will focus on designing and delivering AI-driven capabilities and intelligent automation within our core policy and claims management product, define and build new features that improve user productivity and automate high-volume, repeatable processes, particularly around claims invoice processing and related workflows.

You will work within a Scrum team (3-week sprints), contributing to our existing .NET/Angular platform while leading the design and implementation of AI-centric features and integrations. You will partner closely with our ML engineering and infrastructure teams to leverage our in-house GPU infrastructure and Run.ai platform for model training, fine-tuning, and inference at scale.

Key Responsibilities

Core Product Development (.NET / Angular / Messaging)

  • Design, build, and maintain core product features using:
    • .NET (C#), ASP.NET Core
    • Angular
    • SQL Server and MongoDB
    • RESTful APIs and NServiceBus
  • Contribute to application architecture decisions, refactoring initiatives, and shared platform components.
  • Ensure new AI features are robust, secure, explainable, and integrated cleanly into the existing product.

AI Capability & Feature Development

    • Work with Product Management and domain experts to identify high-value AI use cases, initially focusing on automating processing of claims invoice documents (e.g. OCR, document classification, data extraction, validation workflows).
    • Design, implement, and integrate AI services and pipelines, such as Machine learning / rules-based components for classification, anomaly detection, and routing (e.g. flagging potentially incorrect invoices or exceptional cases).
    • Fine-tuned language models or specialized inference models deployed on our in-house GPU infrastructure.

User Experience & Workflow Automation

    • Work closely with Product and UX to design AI features that give clear benefits to end-users (time saved, errors reduced, fewer clicks).
    • Implement workflow automation and orchestration:

Required Skills & Experience

  • Strong commercial experience building enterprise applications with:
    • .NET / C#
    • ASP.NET Core
    • Angular
    • SQL Server and MongoDB
    • RESTful APIs; NServiceBus or equivalent service bus/messaging platform.
  • Demonstrable experience in at least one of:
    • Implementing AI/ML-driven features in a production product, or
    • Building document processing / intelligent automation workflows (OCR, classification, extraction, validation).
  • Familiarity with common AI/automation building blocks such as:
    • OCR and document understanding (e.g. cloud services or libraries).
    • Entity extraction, text classification, or similar NLP tasks.
    • Rule engines, workflow engines, or BPM/orchestration tools.
  • Strong understanding of non-functional requirements for AI features:
    • Performance and throughput for high-volume processing.
    • Data protection, privacy, and access control.
    • Auditability, traceability, and explainability for automated decisions.
  • Solid grounding in software engineering fundamentals: design patterns, testing strategies (unit/integration), CI/CD concepts, secure development lifecycle.

Personal Attributes

  • Product-minded engineer who thinks in terms of user outcomes, not just technology.
  • Pragmatic with AI: focused on solving real user problems and automating meaningful work, rather than technology for its own sake.
  • Comfortable working in ambiguous problem spaces and iterating quickly based on feedback.
Software Engineer
SF Recruitment (Tech)
Bristol
Remote or hybrid
Mid - Senior
£100,000
RECENTLY POSTED
+2

Software Engineer with key skills in either Python, Go or Typescript and experience operating data systems at scale is sought on a remote basis by a market leading Fintech. With recent investment this Software Engineer will be joining a dynamic, autonomous team of six tasked with scaling new product functionality and greenfield solutions. As such proven experience working in a product led, fast paced start or scale up would be hugely beneficial. This role would suit an experienced software engineer who relishes using the latest technology to build greenfield solutions that quickly solve business problems with the ability to understand and translate business requirements into technical solutions. This Software engineer should have most of the following key skills - Strong commercial software engineering experience - Go, Python, Typescript, node etc - Solid rational database exposure - MySQL, Postgres - A well rounded skill set in streaming systems - Kafa, Kinesis etc - Strong AWS deployment exposure - Understanding of column-oriented databases - BigQuery, ClickHouse etc - A product focussed, business first approach to engineering - Experience working in a fast paced product lead environment - Experience operating data systems at scale - Any experience working in a FinTech or regulated industry - Cloud native architecture exposure - AWS massively preferred - Solid pipeline automation skills (CI/CD) In return this Software Engineer will receive: - Base salary of up to £100,000 - Long term remote working (one day a month on site max) - Generous equity stake with a clear business exit strategy - Bonus scheme - Private healthcare - Flexible working hours - Clear progression and personal development opportunities - 25 days annual leave plus bank holidays - Private pension - Regular salary reviews So if you are a software engineer who gets excited about greenfield development and playing a key role in building high traffic, enterprise grade applications for household names then please apply now to be considered. Software Engineer Up to £100,000 Product, FinTech, Kafka, data systems, AWS, Clickhouse, CI/CD, cloud native Python, JavaScript, node, express, react, aws, serverless, cloud, cloud native, Typescript TPBN1\_UKTJ

Software Developer
Oscar Associates (UK) Limited
Bristol
Hybrid
Mid
£50,000
+7

.NET Software Engineer

?? Bristol (Hybrid)

?? Up to £50,000 DOE

?? Permanent | Full-Time

The Company

We’re partnering with a Bristol-based, technology-driven organisation with a successful SaaS product built within the Microsoft ecosystem. Due to continued growth, they’re looking to add a talented .NET Software Developer to their collaborative team.

This is a fantastic opportunity for someone who enjoys working across the full Software Development Life Cycle (SDLC) and contributing to modern, cloud-native applications.

The Role

As a .NET Software Developer, you’ll be involved in the full SDLC - from requirements gathering and design through to development, testing, deployment, and ongoing support. You’ll be working within a strong team of ten Software Developers on a project-by-project basis.

Key Responsibilities

Design, develop, test, and maintain high-quality software solutions in line with agreed requirements and development standards.

Contribute to software design discussions, supporting the delivery of scalable and maintainable technical solutions.

Apply engineering best practices across development, testing, and deployment activities.

Support Operations teams with software diagnostics, service investigations, and incident resolution when required.

Contribute to solution design within your functional area, ensuring alignment with business requirements.

Review peer code and provide constructive feedback to maintain code quality and consistency.

Create and maintain technical documentation to support knowledge sharing and ongoing maintainability.

Participate in incident response activities, assisting with root cause analysis and implementing fixes to improve system stability.

Support testing activities across environments, including functional and investigative testing.

Develop and maintain automated tests, contributing to improved test coverage and quality standards.

Maintain project dependencies, ensuring packages are reviewed and updated as part of routine development cycles.

Follow established dependency management and CI/CD processes to support consistent and reliable releases.

Technical Skills & Experience

Essential:

Strong experience with .NET Core and C#

Experience with ASP.NET MVC

Building and integrating REST APIs

Strong SQL/database experience

Experience with cloud platforms (Azure or AWS)

CI/CD pipeline experience (Azure DevOps or GitHub Actions)

Experience with Entity Framework / EF Core

Version control with Git

Understanding of testing frameworks (xUnit or similar)

Desirable:

Experience with CosmosDB

Redis caching

Docker/containerisation

Front-end exposure (Blazor, TypeScript, React, Vite)

Monitoring tools such as Azure Application Insights

What’s On Offer

Salary up to £50,000 (DOE)

Hybrid working model (Bristol-based office)

Flexi-hours between 7am-6pm

Career Progression

Learning & Development Opportunities

Opportunity to work on projects suited to your interests, and expertise

Supportive and collaborative team environment

Please apply for immediate consideration!

Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy.

To understand more about what we do with your data please review our privacy policy in the privacy section of the Oscar website.

TPBN1_UKTJ

.Net Software Developer
Granite Recruitment and Consulting
Bristol
Hybrid
Junior - Mid
£50,000

.NetSoftwareDeveloperBristol/Hybrid-£40,000-£50,000+excellentbenefits

AgreatopportunitytojoinaleadingSaaSorganisationinBristolasa.NetSoftwareDeveloper.

Therolewouldsuita.NetSoftwareDeveloperwith2+yearsofexperiencewhoiscomfortableworkinginafull-stackposition(.NET,C#,JavaScript,andSQLServer),whoislookingforateamwheretheycanlearn,growandkickonintheircareer.

Itwillbejoiningasmall,highperformingteamwhohaveinvestedheavilyinthetechtheyworkwith.Theyhaveagreatcompanycultureandarecommittedtobuildinganinclusiveworkspace,includingbeingamemberoftheDisabilityConfidentemployerscheme.

Typicalresponsibilitieswillinclude:

DesigningandimplementingnewfeaturesforSaaSproducts

ThemajorityofdevelopmentwillbewithC#and.Net

Therewillalsobesomefront-endJavaScriptandSQLServerdatabasework

Test-drivendevelopment

ParticipateinAgilemeetings

Doesthissoundlikeyou?

2+years+experienceasa.NetDeveloper

StrongknowledgeofC#and.Net

ComfortablefullstackwithJavaScript(modernframeworkexperienceabonus)andSQLServer

Passionateabout.Netandsoftwaredesign/architecture

IdeallyaComputerScience(orsimilar)degree

Someofthebenefitsyoucanexpectinclude:

Hybridworking(3daysremote,2daysincentralBristol)

Privatemedicalinsurance

Lifeinsurance

Bonusschemeupto10%

26daysholiday(increaseswithservice)plusbuy/selloptions

Budgetfortraininganddevelopment

Plusmanymore!

TPBN1_UKTJ

Full-Stack Developer
Yolk Recruitment Limited
Bristol
In office
Mid - Senior
£50,000
+4

?? Full-Stack Developer
?? Bristol
?? £45,000

What You’ll Do:

Join a mission-driven team transforming the future of regulatory tech. As a Full-Stack Developer, you’ll play a central role in shaping intelligent, life-saving applications for organisations across the globe.

You’ll contribute to the development of innovative features, including a cutting-edge AI-powered search, while helping to modernise and scale core systems using tools like AWS, Docker and Terraform. Collaborating closely with design and product teams, you’ll help bring the next generation of reporting and inspection apps to life.

What You’ll Bring:

  • Experience building applications with Laravel or TypeScript
  • Strong recent experience in PHP, Laravel, TypeScript and React
  • A product-focused mindset with a passion for crafting user-friendly software
  • Exposure to machine learning or a strong interest in practical AI applications
  • Experience working with Docker and AWS infrastructure
  • Familiarity with CI/CD workflows (DevOps experience is a plus)
  • Bonus points for experience with Kotlin, Swift or React Native

Why You Should Apply:

  • Make a tangible difference in public health and housing with your work
  • Be part of a team where engineers influence both product and tech direction
  • Work with a modern and evolving tech stack, including AI integrations
  • Enjoy genuine work-life balance with a 35-hour work week
  • Access excellent benefits including 28 days holiday, a generous healthcare package, pension and Cycle 2 Work scheme

Ready to Apply?

Contact Jack Winder to find out more.
Please apply with a CV and a cover letter outlining why you’re perfect for the role.
Know someone great for the job? We offer a referral scheme-just get in touch!
Note: We do our best to respond to every application, but due to volume, we can’t always guarantee it. If you haven’t heard back within 7 days, unfortunately, you haven’t been successful this time. Keep an eye on our site for new opportunities!

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Frequently asked questions
Backend Engineer jobs in Bristol range from junior to senior roles across various industries, including finance, tech startups, healthcare, and e-commerce. Positions often require expertise in languages like Java, Python, Ruby, or Node.js.
Employers in Bristol frequently seek Backend Engineers skilled in RESTful API development, database management (SQL and NoSQL), cloud platforms like AWS or Azure, and experience with microservices architecture.
Many companies in Bristol offer remote or hybrid working arrangements for Backend Engineers, especially following the rise of flexible work policies. Job listings on Haystack will specify the working arrangements.
Salaries for Backend Engineers in Bristol typically range from £35,000 for entry-level roles to over £70,000 for senior positions, depending on experience, skills, and company size.
You can browse the available Backend Engineer job listings in Bristol on Haystack, create a profile, upload your CV, and apply directly through the platform. You can also set up job alerts to stay updated.