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Overview
Discover the latest RESTful jobs on Haystack, your go-to IT job board for top developer roles. Whether you’re a skilled RESTful API developer or looking to specialize in REST architecture, explore exciting opportunities with leading tech companies. Start your next career move today and find RESTful jobs that match your skills and ambitions.
Senior iOS Developer
VIQU Ltd
Leicester
In office
Senior
£61,900 - £66,200
RECENTLY POSTED

Leicester - Permanent
£61,900 - £66,200

VIQU have partnered with a large scale, digitally driven organisation seeking a Senior iOS Developer to play a key role in shaping and evolving their customer facing mobile applications. This is a technically led, hands on position where the Senior iOS Developer will influence architecture, mentor squads, and drive best practice across modern iOS development within a high traffic, enterprise scale environment.

Key Responsibilities:

Establish and influence architectural foundations for performant iOS applications.
Design and implement features across white label iOS apps using Swift and SwiftUI.
Build adaptive Phone and Tablet interfaces that scale seamlessly across devices.
Mentor 1-2 iOS development squads, providing technical leadership and guidance.
Collaborate with Product Owners, UX and Marketing to refine and deliver requirements.
Review and continuously improve the iOS app offering.
Manage deployments and oversee Azure DevOps build pipelines.
Integrate RESTful APIs, Back End services and complex deeplinking solutions.
Work closely with architects to define standards and development approach.

Key Requirements:

Strong commercial experience building iOS applications using Swift and SwiftUI.
Exposure to Swift 6 and iOS 18+.
Deep understanding of the Apple ecosystem and native app architecture.
Experience integrating RESTful APIs and Back End connectivity.
CI/CD experience, ideally Azure DevOps.
Unit and UI testing using Swift Testing and XCUITest.
Proven experience working within Agile and Scrum environments.
Strong troubleshooting, optimisation and performance tuning capability.
Experience with accessibility, multi language apps, and complex deeplinking desirable.

Senior iOS Developer
Leicester - Permanent
£61,000-£66,000

Apply today to speak with VIQU in confidence or contact Belle Hegarty via the VIQU website.
Know someone exceptional for this position? Refer them and receive up to £1,000 if successful (terms apply).

Senior iOS Developer
VIQU IT
Leicestershire
In office
Senior
£61,000 - £66,000
RECENTLY POSTED

Leicester Permanent
£61,900 - £66,200

VIQU have partnered with a large scale, digitally driven organisation seeking a Senior iOS Developer to play a key role in shaping and evolving their customer facing mobile applications. This is a technically led, hands on position where the Senior iOS Developer will influence architecture, mentor squads, and drive best practice across modern iOS development within a high traffic, enterprise scale environment.

Key Responsibilities:

• Establish and influence architectural foundations for performant iOS applications.
• Design and implement features across white label iOS apps using Swift and SwiftUI.
• Build adaptive Phone and Tablet interfaces that scale seamlessly across devices.
• Mentor 1-2 iOS development squads, providing technical leadership and guidance.
• Collaborate with Product Owners, UX and Marketing to refine and deliver requirements.
• Review and continuously improve the iOS app offering.
• Manage deployments and oversee Azure DevOps build pipelines.
• Integrate RESTful APIs, backend services and complex deeplinking solutions.
• Work closely with architects to define standards and development approach.

Key Requirements:

• Strong commercial experience building iOS applications using Swift and SwiftUI.
• Exposure to Swift 6 and iOS 18+.
• Deep understanding of the Apple ecosystem and native app architecture.
• Experience integrating RESTful APIs and backend connectivity.
• CI/CD experience, ideally Azure DevOps.
• Unit and UI testing using Swift Testing and XCUITest.
• Proven experience working within Agile and Scrum environments.
• Strong troubleshooting, optimisation and performance tuning capability.
• Experience with accessibility, multi language apps, and complex deeplinking desirable.

Senior iOS Developer
Leicester Permanent
£61,000-£66,000

Apply today to speak with VIQU in confidence or contact Belle Hegarty via the VIQU website.
Know someone exceptional for this position? Refer them and receive up to £1,000 if successful (terms apply).
Follow us on IT Recruitment for more exciting opportunities.

Application Development Officer
East Herts Council
Hertford
Hybrid
Mid
£50,000
RECENTLY POSTED
+5

Number of Positions: 1

Contract Type: Permanent

Working Hours: 37

Salary: £50,011 - £54,189 (inclusive of local weighting)

Job Category: Transformation

Location: Hertford

Reference: eastherts/TP/2369/157

Are you a detailed, focused and technically minded person who enjoys a performance-based environment?

We are looking for someone like you to join our team! If we are a good fit for you, you will have the opportunity to work on a wide range of projects, including the expansion and development of the council’s Customer Relationship Management (CRM) system.

What will you be doing?

  • Developing effective digital solutions, including electronic forms (e-forms), workflows and integrations using a combination of off-the-shelf, software-as-a-service, open-source, and custom-built software
  • Ensuring that developments are current, fit for purpose, aligned to the councils strategy and follow good practice, including full specification, documentation, prototyping and relevant testing as appropriate
  • Developing integrations including Extract, Load, Transform (ELT / data conversion) between various inhouse and 3rd party systems, using a number of techniques, e.g. RESTful, SOAP, XML, JSON, CSV, and SQL Databases
  • Acting as a general-purpose database administrator (DBA) to ensure that database systems are secure, patched, maintained, tuned and managed so that applications have ongoing, uninterrupted access to data

About you

As an ideal candidate, you will have:

  • Excellent keyboard skills and use of Microsoft Windows and Microsoft Office suite of programmes
  • A minimum of 2 years of experience as a C# programmer or developer
  • Demonstrable experience of developing applications using technology stacks ASP.NET/.Net Framework/.Net 6-8, Blazor, MAUI, WPF, WinForms
  • Demonstrable experience of writing API / Interfaces between inhouse and 3rd party software applications
  • Knowledge of other coding & scripting languages (PHP, C+, Java, JavaScript, VBA, Visual Basic, PowerShell)
  • Knowledge and practical experience in designing and developing secure applications and processes to protect sensitive data and systems

What can we offer you?

  • Opportunities for growth and cross-department working, learning new skills and service areas
  • 26 - 29 days annual leave, rising to 34 days with 5 years’ local government service
  • Usage of our e-fleet during business hours for business-related visits
  • Employee well-being programme
  • Employee events group
  • Regular opportunities to socialise with other teams within the council
  • Flexible working arrangements, including flexitime
  • Up to 50% working from home for eligible posts
  • Free parking in our offices and select council owned car parks during business hours
  • Access to wellbeing and occupational health schemes, such as the Employee Assistance Programme (EAP)
  • Local Government pension scheme
  • Discounts at council-owned leisure centres
  • Opportunity to network with colleagues across councils in Hertfordshire and the East of England
  • Professional environment where your career path really matters and your development is supported by the organisation

How to apply

For an informal discussion about the role, please contact James Ellis, Director for Legal, Policy and Governance. Contact details are available via the apply button.

Closing date: 13th March 2026 at Midnight.

Interviews will be held the week commencing 16th March 2026.

We, as a council, are ambitious. To find out more about our ambitions and what its like working at East Herts, hear from our employees on our careers site.

We are proud to be an equal opportunities employer, valuing diversity and maintaining a firm commitment to providing equal employment opportunities for all employees and applicants. We believe that creating inclusive environments leads to stronger collaboration and better outcomes in our work.

Find out more about our disability confident scheme on our website.

Senior Systems Developer - Python/PostgreSQL
BUUK Infrastructure
Bury Saint Edmunds
Hybrid
Senior
£25,000
RECENTLY POSTED
+3

At BUUK Infrastructure, our vision is to be the leading utility partner to accelerate the UK towards net zero for all our customers. Our group of companies has been the major drive for change and innovation over 30 years.

We provide a supportive environment that is committed to enabling our people to be the best ensuring they feel proud to be themselves and part of BUUK Infrastructure.

We are looking forSenior Systems Developer (Python/PostgreSQL)who would like to help us reach our mission to earn customer loyalty and drive business growth by providing consistently excellent service.

Purpose of this roleProvide well-developed full stack software solutions while using your excellent customer service skills to work with users and change/product owners to ensure solutions are as expected and fit for purpose.

This position requires you to contribute to and promote the relevant support and development processes associated with the product(s) you work with. As a senior developer, your primary responsibilities will be the design, engineering and support of an established product suite. You will also be involved within a larger sphere of IT, contributing towards the development of departmental policies and standards, whilst acting as a role model for your colleagues.

Your key responsibilities are

Designs, codes, verifies, tests, amends and refactors complex programs/scripts and integrations. Contributes to selection of and promotes the chosen development methods, tools and techniques for software delivery.

Ensuring customer effort is minimised through exceptional customer service and customer-focussed solutions.

Taking specialist knowledge and formally capturing and classifying that knowledge. Organising and overseeing knowledge sharing ensuring the effective operation of the team and wider business.

Maintains release processes and procedures whilst assessing and analysing release components for input to release scheduling. Maintains and administers tools and methods for software delivery, deployment and configuration.

Implementing continual improvement in all aspects of the role.

Maintaining and following application support processes for the team to ensure the effects of incidents are minimised and requests are served to expectation.

Proactively contributes specialist expertise and experience to the evolution and implementation of appropriate working practices and culture.

Any other responsibilities as deemed appropriate by the line manager or hierarchically above.

Qualifications

Degree in IT or equivalent experience.

Experience/Knowledge

Experience of designing large or complex systems whilst evaluating functional and non-functional requirements and ensuring that appropriate methods, tools and techniques are applied.

Experience of adopting and adapting appropriate software development methods, tools and techniques. Experience of contributing to the development of policies, standards, and guidelines for software development.

Experience working with release management software (e.g. Azure DevOps or Jenkins) to manage builds and pipelines to achieve continuous integration/delivery.

Experience with version control systems including branching with multiple developers, reviewing others work (e.g. git).

Experience of client-side software development such as React, JQuery or JavaScript other frameworks and CSS/Bootstrap.

Experience of server-side software development.

Experience in Python/SQL/PostgreSQL/JavaScript/HTML

An understanding of security threats such as the OWASP Top 10 and developing secure applications as a result.

Project Management Frameworks or Methodologies: Experience of agile, kanban, scrum, or waterfall.

Experience querying, manipulating structure and data within, improving the performance of and managing of relational SQL databases.

Experience supporting software systems to process, working closely with customers to SLA to deliver excellent customer service.

Experience supporting the integration of many systems.

Abilities/Skills

Engages with and contributes to the work of cross-functional teams, facilitating between stakeholders sharing common objectives.

Demonstrates calm and effective oral and written communication skills when engaging with technical and non-technical audiences.

Applies, facilitates and develops creative thinking concepts or finds innovative ways to approach a deliverable.

Encourages learning and growth in the team whilst contributing to working practice. Shares knowledge and experience in own specialism to guide team practices and to help others.

Plans, schedules and monitors work to meet given objectives and processes to time and quality targets.

Effective in taking proactive ownership of problems to solution.

Engages and coordinates with subject matter experts to resolve complex issues as they relate to customer / organisational requirements.

Desirable

ITIL 4 Foundation

Experience in React/Docker/Flask/PostGIS

Experience of building and working to system design using UML/C4.

Experience working in an IT service desk or support environment to an ITSM framework.

Experience of working with a performance microservice architecture to scale.

Experience of RESTful APIs for communicating between multiple applications/systems to standard.

Conditions of Employment

What can you expect from us

Cost of living annual pay review.

Company pension contributions up to 10% if employees contribute 5%.

33 days holiday including bank holidays with the ability to purchase an additional 2 weeks.

Enhanced maternity, paternity and adoption pay.

To say thank you, each time you successfully refer someone you will receive a referral payment of £1000 (net of tax).

Hybrid working for eligible roles.

Development opportunities to reach your career aspirations.

BUUK has an award-winning culture. We care about your wellbeing and safety as we all deserve the right to go home safe, every day. We are proud to be an equal opportunity employer, we respect each other and advocate for equity, diversity and inclusion in all we do.

Research shows that women and people from different underrepresented backgrounds often only apply for a job if they meet 100% of the listed qualifications. If you would like to be a part of our team and you meet many, but not all our requirements for this role, please apply. You can also ask us about flexible working options.

Please note we reserve the right to close the role early. Therefore, if you’re interested in this role, we encourage you to apply as soon as possible.

.NET Developer - Brighouse
Noir
Yorkshire
Remote or hybrid
Junior - Mid
£35,000 - £50,000
RECENTLY POSTED
+4

.NET Developer - Software House - Brighouse, West Yorkshire

(Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Programmer, Full Stack Engineer, Architect, .NET Developer)

Do you want to work for an internationally recognised brand? Do you want to work on enterprise level .NET / C# software development projects and gain exposure to cutting edge technologies? Do you want to experience a truly sophisticated Agile development environment? Then look no further!

Our client is an award winning software house with a strong presence in over 30 countries. Due to continued growth and expansion we are seeking several .NET / C# Developer to join their dynamic team of high flying individuals. .NET Developer applicants should be experienced in: .NET, .NET Core, C# and Azure SQL. Our client can provide training into: .NET 10.0, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0 and Azure Cosmos DB.

You will be working alongside an MVP and well respect author on Agile and .NET / C# development. This is a truly fabulous opportunity to join a spectacular organization; one that offers a structured career progression programme, excellent training, exquisite offices and amazing benefits.

Location: Brighouse, Calderdale, West Yorkshire, UK / Remote Working

Salary: £35,000 - £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/RC/BRIET

Backend Software Engineer
Hays Specialist Recruitment Limited
London
Remote or hybrid
Mid - Senior
£500/day - £550/day
RECENTLY POSTED
+6

Software Engineer - Active SC, Java, Microservices

Up to £550 per day (Inside IR35)

London / Remote

6 months

My client is an instantly recognisable consultancy who require a strong Software Engineer with Active Security Clearance (SC) and with deep expertise in Java (Spring Boot) to join a large-scale, business-critical microservices programme.

Key Requirements:

  • Proven experience working as a Java Software Engineer on large microservice architectures
  • Active Security Clearance (SC)
  • Strong capability building scalable RESTful APIs and backend services in Java (Spring Boot):
  • Postgres (or other relational SQL databases) with solid understanding of schema design and SQL
  • Docker: Confident containerising and deploying applications
  • Test-Driven Development (JUnit & Mockito or similar testing frameworks)
  • CI/CD: Hands-on experience with Jenkins or similar automated pipeline tooling
  • Flexibility working in agile teams and collaborating closely with engineers, product, and design colleagues

Nice to have:

  • API Specification using Swagger / OpenAPI
  • Gradle build systems
  • Liquibase (or similar) for database versioning/migrations
  • Kafka or similar event-streaming platforms
  • React and Typescript

If you’re interested in this role, click ‘apply now’ to forward an up-to-date copy of your CV, or call us now.If this job isn’t quite right for you, but you are looking for a new position, please contact us for a confidential discussion about your career.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C’s, Privacy Policy and Disclaimers which can be found at hays.co.uk

Lead Engineer - Back End
OneSavings Bank PLC
Chatham
Hybrid
Senior
Private salary
RECENTLY POSTED
+9

About the team:

At OSB Group, we’re passionate about helping our customers, colleagues and communities prosper. Our specialist lending and savings brands are powered by modern, resilient technology - and our engineers play a vital role in shaping secure, customer-focused digital experiences in a regulated environment.

We’re looking for a Lead Engineer to provide hands-on technical leadership to our Savings Value stream. You’ll ensure consistency in architecture, code quality and security across our full-stack platforms, including backend services and Salesforce components

The role reports into the Principal Engineer and will partner closely with Product Owners, Cloud Architects and Delivery Leads to ensure solutions are robust, scalable and ready for regulatory and customer-facing releases.

The role can be based from our Wolverhampton, Chatham or London office and will require occasional travel between all OSB Group locations.

What you will be doing:

Acting as a technical bridge between our UK and India delivery teams, you’ll support distributed Agile ways of working, contribute to Run the Live (RTL) responsiveness, and help drive production stability. A key part of the role is mentoring and developing engineering capability within our India hub, helping to build long-term, OSB-led technical expertise.

Your responsibilities will include:

  • Designing, developing and maintaining high-quality, scalable backend solutions using modern Java technologies
  • Building and maintaining Java web services and components in line with detailed designs and best practices
  • Championing Test-Driven Development (TDD), ensuring strong unit and integration test coverage
  • Developing integration tests to validate acceptance criteria and end-to-end system behaviour
  • Driving technical standards around performance, resilience, security and code quality
  • Leading and contributing to team ceremonies, ensuring meetings are focused and productive
  • Working closely with UK and offshore teams to deliver high-quality outcomes in an Agile environment
  • Supporting RTL activities and responding effectively to production issues when required

What’s in it for you?

  • Base salary between £65,000 - £75,000 dependant upon experience
  • Enhanced family-focused benefits
  • Annual bonus opportunity up to 15%
  • 28 days annual leave + bank holidays

Please use this link to see the fantastic benefits available at OSB:

About Us

At OSB Group, we understand how much our people bring to our organisation, which is why we try our best to give back too! Our Purpose is to help our customers, colleagues and communities prosper and we are on a transformation journey to become ‘the bank of the future’.

Our commitment to professional development, flexible working, and employee well-being fosters a dynamic and supportive workplace.

Do you have the skills?

We are looking for talented individuals who have the experience and knowledge set out below:

  • Extensive hands-on experience developing backend systems using Java (Java 8 minimum, ideally Java 11+), Spring Boot and microservices
  • Strong experience designing and consuming RESTful APIs, building event-driven systems, and applying DDD principles
  • Solid experience working with relational and NoSQL databases (e.g. PostgreSQL, MongoDB, Cosmos DB) and ORM frameworks such as Spring Data JPA/Hibernate
  • Proven experience in Agile delivery environments, CI/CD pipelines and automated testing (JUnit, Mockito, WireMock)
  • Strong communication and stakeholder engagement skills, with the ability to mentor others and explain complex technical concepts clearly
  • Experience with cloud platforms (Azure, AWS or GCP), containerisation (Docker, Kubernetes) and DevOps practices

Next steps:
If this sounds like you, apply now! Still on the fence? Hear from our team or explore our process: OSB Careers

Shortlisted candidates will go through a personalised recruitment process, that is relevant and conversational - inclusive any individual reasonable support required. We want to bring out the best in you!

Diversity & Inclusion
We champion diversity at all levels, with Board-level Diversity Champions tracking our progress. We are proud to be signed up to the Women in Finance Charter to actively support the growth and development of senior women in our sector and are dedicated to treating all our employees and job applicants equally, opposed to discrimination on any grounds.

Lead Software Developer
Oscar Associates (UK) Limited
Warrington
Fully remote
Senior
£70,000
RECENTLY POSTED
+8

Full Stack Technical Lead - Remote - £65k-£70k (DOE) I’m working with an exciting organisation that is looking for a Full Stack Technical Lead to take ownership of modern cloud-based applications and lead development within a defined architectural framework. This is an excellent opportunity for a senior full-stack engineer who enjoys remaining hands-on while influencing architecture, enforcing engineering standards, and driving secure development practices across a high-performing team. Key Responsibilities You will be responsible for: Designing and developing scalable backend services using .NET 10.0.2 and ASP.NET Core Web APIs Building and maintaining Angular 21 front-end applications using DevExpress DevExtreme v25 components Leading secure, Azure-native cloud implementations Building and maintaining Infrastructure as Code using Bicep Implementing authentication and role-based access via Azure Entra ID Integrating Azure Key Vault for secure secret management across environments Writing and maintaining unit and integration tests (NUnit and ViTest) Ensuring all development aligns with OWASP secure coding standards Contributing to CI/CD pipeline improvements and secure deployment practices Participating in architecture and technical design reviews Collaborating with UI/UX teams using Figma prototypes Maintaining high-quality technical documentation Tech Stack & Experience Core technologies: .NET 10 / ASP.NET Core Entity Framework Core RESTful API design / OpenAPI / Swagger Angular 21 (mandatory) TypeScript / RxJS DevExpress DevExtreme v25 (mandatory) Microsoft Azure (App Services, SQL, Storage) Azure Entra ID Azure Key Vault Infrastructure as Code (Bicep preferred) CI/CD pipelines (Azure DevOps or equivalent) Bitbucket (Git) What They’re Looking For 7+ years’ commercial software engineering experience 2+ years operating as a Technical Lead Strong full-stack expertise within the Microsoft ecosystem Proven experience with modern Angular (v15+) Hands-on Azure architecture and deployment experience Experience implementing Infrastructure as Code Strong understanding of secure enterprise application development Experience working in regulated or security-sensitive environments Solid grasp of RESTful API design and authentication patterns Ability to balance hands-on delivery with technical leadership responsibilities Desirable Experience Multi-environment Azure architecture design Angular performance optimisation Designing role-based access control systems Cloud cost optimisation practices Exposure to penetration testing and secure SDLC processes Experience contributing to architectural decision-making Salary & Benefits £65k-£70k (depending on experience) Remote working Structured architecture standards and modern tooling Exposure to enterprise-scale Azure environments Opportunity to influence engineering best practice and security standards Why This Role? This is a standout opportunity for a technical leader who wants real ownership of architecture, cloud infrastructure, and development standards - while staying close to the code. You’ll join a technically mature environment where automation, security, and scalability are core priorities, not afterthoughts. If you’re open to a confidential discussion, apply now and I’ll be in touch. 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

Java Software Engineer SC Cleared
Stott & May Professional Search Limited
London
Hybrid
Mid - Senior
£550/day - £600/day
RECENTLY POSTED
+6

Job Title: Full-Stack Java Software Engineer

Location: London - Hybrid

Day Rate: £600 per day - Inside IR35

Clearance: SC Clearance required

The Role:

We are seeking high-calibre Full-Stack Java Software Engineers to join a growing delivery team supporting UK clients. This is an opportunity to work on complex, mission-critical systems within secure environments, contributing to innovative solutions that address some of the most challenging problems in the public sector.

You will be part of a collaborative, multi-disciplinary enterprise delivery team, taking a hands-on role in designing and building robust, scalable, and secure software solutions. The role requires not only strong coding expertise but also a solid understanding of industry best practice, engineering standards, and agile delivery.

Key Responsibilities:

Design, develop and maintain full-stack Java-based applications within secure environments.

Deliver high-quality, scalable and maintainable solutions aligned to industry best practice.

Contribute to solution design, ensuring non-functional requirements (performance, security, scalability, resilience) are met.

Work effectively within agile delivery teams, supporting continuous improvement and engineering excellence.

Build and maintain strong CI/CD pipelines and automated deployment processes.

Collaborate with architects, DevOps engineers, and cross-functional specialists to deliver balanced, high-quality enterprise solutions.

Support integration with APIs, messaging platforms, databases, and cloud services.

Technical Environment:

Java

React

PostgreSQL

Kafka

Elasticsearch

AWS

Ansible

RESTful services

Docker

API Gateways

JavaScript

MongoDB

SQL

Essential Skills & Experience:

Strong commercial experience as a full-stack Java Software Engineer within enterprise environments.

Proven experience delivering secure, scalable solutions in agile teams.

Experience working with modern DevOps practices, CI/CD pipelines and containerisation.

Strong understanding of API integration and microservices architectures.

Experience working within secure or government-regulated environments.

Security Requirements:

Active SC clearance preferred.

This is an excellent opportunity to work on meaningful, high-impact programmes within the UK, contributing to innovative solutions while continuing to develop your technical expertise in a collaborative and forward-thinking environment.

TPBN1_UKTJ

Software Developer
Reed Technology
City of London
Hybrid
Junior - Mid
£45,000
RECENTLY POSTED
+2

Annual Salary: £40k - £45k, dependent on experience

Location: Cannon Street, London

Job Type: Permanent - 4 days a week onsite

Start Date: Immediately

A new exciting permanent opportunity, for a Software Developer to join an exciting financial bridging loan, property lender organisation in an exciting phase of growth and are now seeking to develop and implement a highly automated lending process. They are currently building an in-house, bespoke software to execute various day-to-day lending analyses and processes. This software is expected to significantly enhance their operating efficiency and scalability, contributing to future growth.

They are now looking to accelerate the development of this software by adding a Software Developer to their current team of 3. This role is backend-focused but will require frontend skills. You will have the opportunity to work closely with key stakeholders in the company.

Day-to-day of the role:

Develop and implement frontend and backend components for bespoke software.

Collaborate with co-founders and other team members to define software requirements and take the lead on operational and technical projects.

Utilise React and Next.js for modern web application development.

Use Node.js and related tools for effective backend development.

Design and implement effective UIs with a focus on user experience, using TypeScript, JavaScript, and CSS.

Integrate frontend and backend aspects of the application using RESTful APIs.

Participate in continuous integration and deployment (CI/CD) pipelines.

Ensure software quality by incorporating best practices in testing, including TDD.

Required Skills & Qualifications:

Strong experience with React and Next.js.

Proficiency in Node.js and related web development tools.

Proven ability in UI development and design, focusing on clean, intuitive user interfaces.

Proficiency in TypeScript and JavaScript.

Solid understanding of CSS, styling libraries, and modern styling approaches.

Working knowledge of RESTful APIs and frontend-backend integration.

Experience with CI/CD pipelines.

Understanding of testing practices, including TDD.

Nice to have:

Familiarity with cloud platforms such as AWS, GCP, or Azure.

Experience with Python/Fast API for backend development.

Experience using AI-assisted development tools.

Awareness or exposure to Model Context Protocol.

Experience working with Figma or collaborating from design files.

Exposure to AI agents or agent-based workflows.

Benefits:

Competitive salary based on experience.

Opportunity to work on transformative technology in a dynamic environment.

Exposure to critical and strategic projects.

Professional growth and development opportunities.

To apply for this Software Developer position, please submit your CV to be immediately considered for this role.

TPBN1_UKTJ

Software Developer
Reed Technology
London
Hybrid
Mid
£40,000 - £45,000
RECENTLY POSTED
+2
  • Annual Salary: 40k - 45k, dependent on experience
  • Location: Cannon Street, London
  • Job Type: Permanent - 4 days a week onsite
  • Start Date: Immediately

A new exciting permanent opportunity, for a Software Developer to join an exciting financial bridging loan, property lender organisation in an exciting phase of growth and are now seeking to develop and implement a highly automated lending process. They are currently building an in-house, bespoke software to execute various day-to-day lending analyses and processes. This software is expected to significantly enhance their operating efficiency and scalability, contributing to future growth.

They are now looking to accelerate the development of this software by adding a Software Developer to their current team of 3. This role is backend-focused but will require frontend skills. You will have the opportunity to work closely with key stakeholders in the company.

Day-to-day of the role:

  • Develop and implement frontend and backend components for bespoke software.
  • Collaborate with co-founders and other team members to define software requirements and take the lead on operational and technical projects.
  • Utilise React and Next.js for modern web application development.
  • Use Node.js and related tools for effective backend development.
  • Design and implement effective UIs with a focus on user experience, using TypeScript, JavaScript, and CSS.
  • Integrate frontend and backend aspects of the application using RESTful APIs.
  • Participate in continuous integration and deployment (CI/CD) pipelines.
  • Ensure software quality by incorporating best practices in testing, including TDD.

Required Skills & Qualifications:

  • Strong experience with React and Next.js.
  • Proficiency in Node.js and related web development tools.
  • Proven ability in UI development and design, focusing on clean, intuitive user interfaces.
  • Proficiency in TypeScript and JavaScript.
  • Solid understanding of CSS, styling libraries, and modern styling approaches.
  • Working knowledge of RESTful APIs and frontend-backend integration.
  • Experience with CI/CD pipelines.
  • Understanding of testing practices, including TDD.

Nice to have:

  • Familiarity with cloud platforms such as AWS, GCP, or Azure.
  • Experience with Python/Fast API for backend development.
  • Experience using AI-assisted development tools.
  • Awareness or exposure to Model Context Protocol.
  • Experience working with Figma or collaborating from design files.
  • Exposure to AI agents or agent-based workflows.

Benefits:

  • Competitive salary based on experience.
  • Opportunity to work on transformative technology in a dynamic environment.
  • Exposure to critical and strategic projects.
  • Professional growth and development opportunities.

To apply for this Software Developer position, please submit your CV to be immediately considered for this role.

Senior Backend Engineer
Fruition Group
London
Hybrid
Senior
£75,000 - £95,000
RECENTLY POSTED

London (Occasional Travel required every 4 -6 weeks)

Salary: Up to £95,000

An established, global technology business within the hospitality-tech industry is seeking a talented Backend Software Engineer to help build and scale cutting-edge digital solutions. This is a chance to work on greenfield projects - building new, scalable products that help venues create seamless, data-driven guest experiences from the ground up.

What will I be doing?

  • Design, develop, test, and maintain high-performance Back End systems supporting Real Time hospitality operations.
  • Take ownership of key features throughout the software development life cycle - from technical design through to deployment and ongoing optimisation.
  • Collaborate with cross-functional teams including product, design, and data science to deliver innovative, customer-focused solutions.
  • Work with modern technologies such as Python, Django, Cloud Firestore, BigQuery, and Elasticsearch to deliver scalable, reliable software.
  • Contribute to continuous improvement by identifying opportunities to enhance system architecture and code quality.
  • Participate in code reviews, mentoring, and knowledge sharing to maintain engineering excellence.

What do I need to be successful:

  • Degree in Computer Science or equivalent industry experience.
  • 3+ years’ experience in Back End software development within a fast-paced, agile environment.
  • Strong proficiency in Python (or similar modern Back End language) and experience building RESTful APIs or microservices.
  • Solid understanding of data structures, algorithms, and software design principles.
  • Experience with cloud-based infrastructure (Google Cloud, AWS, or Azure)
  • Passion for building customer-centric products and working collaboratively to solve complex technical challenges.

We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age.

Software Developer
Hunter Bond
London
In office
Mid - Senior
£350,000
RECENTLY POSTED

Role: Software Developer

Salary: £350,000 T/C

Location: London

Client: Top Fintech

An exciting opportunity has arisen for a highly skilled C++ Developer with excellent technical and communication abilities to join a successful and fast-paced tech-driven team within the finance sector.

You’ll be working alongside top-tier technologists with backgrounds from some of the most respected tech and trading environments, collaborating on cutting-edge systems that push the boundaries of performance and scalability in financial software.

This role offers the chance to contribute to the development of one of the most robust and scalable data platforms in the industry. You’ll have end-to-end involvement in the software development life cycle, with real influence over the direction and implementation of key technical solutions.

Key Requirements:

  • Strong commercial experience with C++ and Python (2+ years)
  • Proven experience building and consuming RESTful microservices
  • Experience handling large-scale or high-throughput data systems
  • Prior experience in the finance sector (preferred but not essential)
  • Solid academic background, ideally in Computer Science or a related discipline from a top University

If you’re a talented software developer ready to make a meaningful impact in a technically sophisticated environment, apply now - interviews are taking place immediately.

Feel free to get in touch directly with any questions!

Mid-Level Backend Software Developer (.NET)
Proactive Appointments
Somerset
Hybrid
Mid
£35,000 - £45,000
RECENTLY POSTED
+1

Taunton, Somerset | Up to £45,000 per annum | Hybrid, 2 days on-site per week | 2+ Years Experience

Proactive IT Appointments are partnered with a leading organisation who is looking to add a Mid-Level Backend Software developer to their growing development team on a permanent basis. This role is ideal for someone who already has 2-3 years commercial experience with C# and .NET Core and is looking to take the next step in a collaborative, forward-thinking environment.

Responsibilities:

  • Build, test, and deploy scalable applications using C# and .NET Core.
  • Write clean, well-structured, and maintainable code following best practices.
  • Take part in code reviews and share constructive feedback with the team.
  • Investigate and fix issues, improving performance where needed.
  • Keep up to date with new technologies and industry trends to ensure solutions remain modern and effective.

Qualifications & Experience:

  • Bachelor’s degree in computer science, engineering, or a related field
  • 2-3 years commercial experience in development
  • Experienced in C# and .NET Core
  • Understanding of RESTful API design and integrations
  • Understanding of CI/CD Pipelines and Git

Desirable, but not essential:

  • Experience with Azure
  • Understanding of Containerisation using Docker and Kubernetes

Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for interview will be contacted.

Proactive Appointments Limited operates as an employment agency and employment business and is an equal opportunities organisation

We take our obligations to protect your personal data very seriously. Any information provided to us will be processed as detailed in our Privacy Notice, a copy of which can be found on our website

DevSecOps Engineer
Parliamentary Digital Service
London
Hybrid
Mid - Senior
£70,000
RECENTLY POSTED

The Opportunity

As a DevSecOps Engineer, you’ll help secure the digital services that support the day-to-day work of UK Parliament. Embedded within the Software Engineering team, you’ll act as a security partner to developers - ensuring security is built into services from the start, not added at the end.

Working across a bespoke Microsoft-focused environment including C#, .NET, .NET Core and .NET Framework, alongside MVC and Web API applications, SQL Server, RESTful APIs and Git-based workflows, you’ll support teams in delivering secure, resilient software at pace. You’ll provide practical guidance on secure design, code quality, and platform security, helping shift security expertise into every stage of the development lifecycle.

Collaborating closely with engineering teams and cyber security specialists, you’ll help strengthen DevSecOps practices across Parliament - influencing architecture, supporting testing activities, and promoting secure coding approaches that enable teams to deliver with confidence.

If you enjoy working hands-on with engineers, solving real security challenges, and helping teams build secure services the right way from day one, this role offers the chance to make a meaningful impact in a nationally significant environment.

  • relevant experience across the bespoke technology stack (see above). Also, have a good understanding of cyber security principles as a whole, but especially as they relate to DevSecOps.
  • security Integration: Ensure security is integrated into every stage of the software development lifecycle (SDLC), from initial design to deployment and maintenance
  • automation: Implement and manage automation tools to streamline security processes, such as continuous integration/continuous deployment (CI/CD) pipelines
  • vulnerability Management: Identify, assess, and mitigate security vulnerabilities in applications and infrastructure
  • good knowledge and experience of delivering secure software products in a demanding environment.

What You Need

  • understanding of cyber and information security principles and how they underpin all digital activities, including an appreciation of cyber and information security functions / activities and how they mitigate likelihood and impact of cyber attacks, especially in a DevSecOps environment.
  • demonstratable experience across C#, .NET, .NET Core and .NET Framework, web frameworks including MVC and Web API, SQL / SQL Server experience in best practice of securing both web applications and APIs, experience of configuring monitoring and proactive alerting tools based on security events, Git, abstracting code into core libraries and creating reusable components, debugging and systems analysis, knowledge of common vulnerabilities and threats. Experience of configuring CI/CD tooling and security best practice.
  • strong interpersonal skills with proven ability to establish positive working relationships and influence and persuade at all levels.
  • excellent written and verbal communication skills with the ability to present complex information clearly and effectively.
  • takes ownership of problems and proactively resolves technical problems, ensuring that technical solutions continue to meet business requirements. Takes full accountability for actions taken and decisions made.
  • the ability to pass security clearance, backed by the right to work in the UK

About The Team

Protect the UK’s democratic process working as part of Parliament’s Engineering team, in close collaboration with the Cyber and Information Security team. The Cyber and Information Security threat to Parliament is a challenging one to meet, balancing security and transparency whilst protecting some very high-profile targets. Parliement’s technical teams must remain switched on to geopolitical and domestic activity to protect its people, data and technology.

About Us

UK Parliament is steeped in history and tradition. It is an important part of UK life and we need to ensure as many people as possible can engage with its work. This is why we are at the start of a huge transformation programme powered by technology. The Parliamentary Digital Service (PDS) works with the House of Commons and the House of Lords with all their IT and digital needs. We are here to realise the digital ambitions of a modern Parliament and welcome you to join us in building a digital democracy.

Our Package

In addition to your salary, we offer a range of benefits including but not limited to:

  • generous annual leave starting at 30 days and increasing to 35 days in addition to bank holidays
  • generous maternity pay policy up to 6 months full pay
  • enrolment in the excellent Civil Service pension scheme with an average employer contribution of 27%
  • on-site gym, nursery, catering, post office, travel office and GP
  • flexible options including hybrid working and family friendly policies

How To Apply

Please make sure you’re clear on the requirements of the role. These can be found in the Job Description and Candidate Information Pack. You will need to upload your CV to show how you meet up to the first five criterion. Our application process is anonymous, so please remove any personal information from it.

As part of the interview process, you’ll take part in a live, discussion-led technical exercise (run in a paired programming style) focused on identifying common security misconfigurations, followed by technical questions with the panel.

Apply By:

Interviews: TBC : 25th + 26th March 2026

Format: Panel Interview (Remote)

Our Culture

For our people, we provide an amazing opportunity to bring their talents to an institution that sits right at the heart of society in the UK. We are helping to change UK Parliament and strengthen democracy. What matters here is your potential for growth and your commitment to playing your part in our ongoing success.

We are passionate about providing an environment which promotes inclusion, diversity and equality. Regardless of your age, gender, ethnicity, beliefs or any of the other things that make you, you. We welcome applications from people who feel under-represented in the workforce. This includes those who may feel disadvantaged because of their socioeconomic circumstances.

Senior DevOps Engineer
Anson McCade
Newcastle upon Tyne
Hybrid
Senior
£60,000
RECENTLY POSTED
+10

£Up to £60,000 GBP Competitive Bonus Hybrid WORKING Location: Newcastle Upon Tyne, North East - United Kingdom Type: Permanent Senior DevOps Engineer Our client is a leading technology consultancy, ranked No. 1 in its industry and included for over 20 years on Fortune’s World’s Most Admired Companies . As a Senior DevOps Engineer , you will play a key role in designing, building, and automating secure, scalable environments to support the development and delivery of enterprise software solutions. Working within multi-skilled agile teams, you will implement CI/CD pipelines, infrastructure-as-code, and automated testing processes, ensuring delivery teams can develop, test, and deploy features efficiently and reliably. This is a client-facing, delivery-focused role suited to experienced DevOps engineers who are comfortable leading technical initiatives, collaborating across teams, and driving best practices in automation, cloud deployment, and operational resilience. You’ll have the opportunity to: Design, implement, and maintain CI/CD pipelines to support agile software delivery Automate infrastructure provisioning and environment setup using tools such as CloudFormation, AWS CDK, Terraform, or Ansible Configure and maintain tools for source control, testing, performance, and security, including GitLab, Jenkins, Smartbear, and SonarQube Implement system monitoring and alerting using tools such as CloudWatch, AppDynamics, Kibana, Splunk, or Prometheus Work with cloud and virtualization technologies to deliver secure, scalable environments Collaborate with Scrum teams to integrate automated testing and continuous delivery practices Your Responsibilities: Support development teams by automating workflows, integrations, and deployments Ensure development, testing, and production environments are robust, resilient, and scalable Apply Infrastructure-as-Code practices to provision and manage environments Monitor and maintain operational performance, security, and resilience of deployed systems Work closely with team leads to implement DevOps practices and facilitate continuous improvement Contribute to technical design, architecture, and roadmap discussions for DevOps initiatives Mentor and guide other engineers on DevOps best practices and tooling Key Requirements: Proven experience in Continuous Integration and Continuous Deployment with hands-on implementation Infrastructure-as-Code experience using CloudFormation, AWS CDK, Terraform, or similar Experience with automated software QA, system monitoring, and alerting Knowledge of public/private cloud environments and virtualization technologies Proficiency with Linux administration and one or more scripting languages (Python, Node.js, TypeScript, Bash, PowerShell) Familiarity with RESTful APIs and their integration into DevOps pipelines Experience working in Agile and Lean software delivery environments Strong collaboration and communication skills across functional and technical teams You will gain exposure with: Cloud-native deployment and containerization technologies Advanced automation for development, testing, and operations workflows Enterprise-scale DevOps practices in highly regulated client environments Continuous improvement of security, performance, and operational resilience Leadership opportunities in introducing and defining DevOps practices across teams Why Join?: Work on high-profile, enterprise-scale programmes delivering real-world impact Develop your career as a Senior DevOps Engineer in a world-leading, highly admired technology consultancy Collaborate with multi-skilled teams across cloud, development, and operations functions Benefit from structured learning, mentoring, and career progression opportunities Be part of a collaborative, inclusive, and ambitious consulting culture Interested? Apply Now! Reference: AON/AMC/PGDevops #aaon TPBN1_UKTJ

Senior Backend Engineer
Fruition Group
Leeds
Hybrid
Senior
£70,000
RECENTLY POSTED

Senior Software Engineer - Backend
Leeds - Hybrid
Salary: Up to £70k D.O.E + Benefits

Fruition IT are working with a well-established tech-first business who are embarking on a complete technical transformation. This client is looking to bring in an experienced Senior Backend Engineer (Node) to work closely with Senior Leadership to structure and architect new products alongside improving current products.

You will be responsible for working on backend services, focusing on platform engineering and building CI/CD pipelines. You will be developing in Node.js and Typescript, and will have a strong focus on AWS Services, such as EKS, Dynamo DB and S3.

What will I be doing?

  • Own and evolve the backend architecture for a large-scale software platform.
  • Working across multiple teams to ensure alignment and scalability throughout the business.
  • Set technical direction and contribute to key design decisions across teams.
  • Lead by example, writing high-quality, maintainable code in Node.js and TypeScript.
  • Design and optimise CI/CD pipelines, improving automation, observability, and release processes.
  • Collaborate cross-functionally with product and platform teams to deliver robust services.
  • Mentor and coach engineers, helping to raise the overall bar for backend development.
  • Drive best practices in platform engineering, cloud infrastructure, and API design.

Key requirements:

  • 5+ years’ experience in backend or platform engineering roles, with recent experience at senior Level.
  • Deep hands-on expertise with Node.js and TypeScript in production environments.
  • Strong experience designing and deploying microservices and RESTful APIs.
  • Proven experience with AWS (EKS, DynamoDB, S3, Lambda, Terraform).
  • Solid understanding of CI/CD pipelines, DevOps principles, and Infrastructure as Code.
  • Experience leading or influencing technical direction across multiple teams.
  • Familiarity with frontend technologies (React, TypeScript) beneficial but not essential.

If this role sounds of interest, please apply and someone will be in touch regarding the role.

We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation, or age.

Full Stack Developer CGEMJP
Experis
Sheffield
Hybrid
Junior - Mid
Private salary
RECENTLY POSTED

Role Title: Full Stack Developer
Duration: contract to run until 30/11/2026
Location: Sheffield, hybrid
Rate: up to 418.60 p/d Umbrella inside IR35

Role purpose / summary

We are looking for a Full Stack Developer reporting to a Lead inside CTO DevOps Services.

We expect the individual to participate in all parts of the development life cycle including analysis, testing and production support. We do not have separate teams and these activities are all part of the role.

The successful candidate will be expected to do the following:

  • Work within a team of 4 - 6 people. Most teams are in a single location, but it can be geographically dispersed Take a business requirement, divide it up into stories and deliver each story iteratively to production.
  • Product support is integral to the role - we have a saying, “the team builds it, the team supports it”.
  • Identify areas of technical debt, ensure a healthy balance of tech debt and new functionality is prioritised and worked on.
  • For new items you need to design the solution and ensure that it follows technology guidelines and constraints
  • Pairing with other members of the team.

We expect the candidate to have the following skills:

  • Willingness to learn multiple programming languages Demonstratable experience of one language.
  • We predominantly use Kotlin, Java, JavaScript Working knowledge of Unix Must understand databases from a consumer point of view Knowledge of HTTP APIs e.g. RESTful API’s

All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able to respond to successful applicants in the first instance. We thank you for your interest and the time taken to apply!

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Frequently asked questions
A RESTful job involves working with REST (Representational State Transfer) APIs, which are used to design networked applications. These roles typically include developing, maintaining, and integrating RESTful web services.Key skills for RESTful jobs include proficiency in HTTP methods (GET, POST, PUT, DELETE), understanding of JSON/XML data formats, experience with API design and development, knowledge of stateless architecture, and familiarity with tools like Postman or Swagger.Common programming languages for RESTful development include JavaScript (Node.js), Python, Java, Ruby, PHP, and Go, among others. The choice depends on the project requirements and tech stack.Yes, roles can vary from Backend Developer, API Developer, Software Engineer, Integration Engineer to DevOps Engineer. Each focuses on different aspects of RESTful services, such as development, testing, deployment, or integration.You can search for RESTful jobs on Haystack by entering keywords like 'REST', 'RESTful API', or relevant programming languages in the job search bar. Use filters to narrow down by location, experience level, or job type.
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