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Find top CONTRACT Full Stack Engineer jobs with Haystack – your go-to IT job board for flexible, high-paying contract roles. Explore the latest opportunities for skilled full stack engineers ready to tackle front-end and back-end development projects. Start your contract career today!
PEGA Developer
Stackstudio Digital Ltd.
Multiple locations
Hybrid
Mid - Senior
£450/day - £500/day
RECENTLY POSTED

Role DetailsRole/Job Title: PEGA Developer
Work Location: London / Edinburgh
Role Type: Contracting
Mode of Working: Hybrid
Hybrid Requirement: 2 days in officeThe RolePEGA DeveloperYour Responsibilities Design, develop, and maintain PEGA-based applications and workflows to support data-driven banking use cases, ensuring scalability, performance, and reliability.
Collaborate with business stakeholders, data analysts, and product owners to translate functional and analytical requirements into effective Pega solutions.
Build and configure case management solutions, including case lifecycles, SLAs, routing, approvals, and exception handling.
Develop and manage Pega rules, data pages, decision tables, and integrations to enable seamless data flow across banking systems and analytics platforms.
Implement business rules and decision logic that support analytics, reporting, and operational decision-making.
Design and develop user interfaces using Pega UI frameworks, ensuring usability, consistency, and alignment with enterprise standards.
Perform unit testing, debugging, and performance tuning, proactively identifying and resolving defects and bottlenecks.
Support application releases and deployments, working closely with DevOps, QA, and support teams across environments.
Contribute to best practices, design standards, and reusable assets, and provide knowledge sharing and mentoring within the development team.Your ProfileEssential Skills / Knowledge / Experience Strong hands-on experience in Pega Platform with proven delivery of end-to-end Pega applications in enterprise environments.
Expertise in Pega Case Management includes lifecycle design, stages, steps, SLAs, approvals, and exception handling.
Sound knowledge of Pega architecture and rule resolution, including class structure, rulesets, circumstancing, inheritance, and performance tuning.
Experience in building integrations using REST/SOAP services, JSON/XML, and handling real-time and batch data exchanges with upstream/downstream systems.
Strong understanding of data modelling in Pega, including Data Pages, data transforms, decision tables, and report definitions.
Hands-on experience with Pega UI development, including Sections, Harnesses, Views (Cosmos / UI-Kit), and responsive design principles.
Experience in decisioning and analytics features such as Pega Decision Tables, Strategies, and basic exposure to Customer Decision Hub or business rules supporting analytics use cases.
Working knowledge of banking and financial services domain
Proficiency in debugging, performance analysis, and issue resolution using Pega Tracer, PAL, and log analysis.
Experience working in Agile / Scrum delivery models, collaborating with product owners, data teams, and QA to deliver incremental business value.

Digital Senior Solution Developer
West Yorkshire Police
Wakefield
Hybrid
Senior
£45,000/day
RECENTLY POSTED

Digital Policing
Wakefield / Hybrid Working
1 full-time fixed term post for 1 year

The Digital Policing Innovation Team at West Yorkshire Police have an exciting opportunity for an individual that is looking to enhance and diversify their skills and move into Solution Development within an Agile Digital Delivery Team.

The Team is responsible for the innovative implementation, customisation, and delivery of many products and solutions, supporting all areas of policing in West Yorkshire.

Powered by platforms such as MS Power BI, MS Power Platform, .Net development, Robotic Process Automation, M365 / Azure solutions, among others, the team are a diverse group of individuals that delivers to an internal userbase of over 9000. We provide collaborative solutions with Policing partners by bringing their unique designs and initiatives to solution building, helping Policing colleagues focus on what they do best, protecting and serving communities.

You will work as part of a team and be responsible for turning a business requirement into a functional solution that delivers value to West Yorkshire Police, through Process automation, Business intelligence and digitisation. Together with your team lead and teammates, you will build solutions using your own creativity and a wide range of tools.

Our Focus

Work collaboratively with cross-function stakeholders, both within Digital and Frontline Policing to design, develop & deliver bespoke solutions for complex business needs.
Follow agile project delivery methodologies to produce solutions in a timely manner, supporting deployment of maximum possible value to the organisation.
Ability to guide your own technical and professional development, through in-role experience, shared expertise from colleagues and formal training from the Forces training partners.

What were looking for:

  • Demonstrated ability to develop business improving solutions using a variety of toolsets including any of Microsoft 365 advanced tools, Robotic Process Automation, Sharepoint, Power Bi, Azure, .NET or low code platform among others on a large scale infrastructure environment.
  • Related degree or equivalent or proven relevant and practical experience.
  • Awareness of current, emerging technologies capabilities/services that aid in solution delivery.
  • A proven methodical and analytical approach to problem solving.
  • Clear understanding of information management, data protection principles and policy and data security issues and risks.
  • Knowledge and a working experience of formal project management methodology, such as Prince 2, Scrum, DSDM, Agile etc.
  • Experience of Digital Process Improvement skills.
  • Experience of build and development of data dashboards and visualisations supported by static and interactive reports.
  • Experience of providing training to business users and providing training materials.
  • Experience of presenting demonstrations and the ability to describe solutions to internal stakeholders and external parties.

What You’ll Get In Return

A Hybrid working policy, with a mixture of office and home working, geared towards supporting you in your professional and career development, whilst also encouraging a positive work-life balance"
Market Factors are applied to this role and has a Salary Range of £44,700 to £48,459 dependent on experience and development.

Flexi-time working hours, meaning you manage your own working time over a 6-week period in line with business needs, plus the added benefit of being able to take additional leave in that same time period (if time accumulated).

We have a strong positive team culture within and outside of work, and the team are encouraged to be themselves and know their knowledge and experience is valued and listened to. We have various collaborating events on a regular basis to ensure team bonding is strong

Please exhibit in your CV how you meet the criteria outlined in Expertise in Role at Level 1 of the Role Profile section.

Please attach your CV and Cover Letter below, to qualify you MUST redact all personal information:

  • Name
  • Age
  • Sex
  • Address.

In certain circumstances, West Yorkshire Police may determine that payment of a temporary market factor supplement is appropriate in order to address exceptional pay differentials.

This market factor is temporary and subject to an annual review (the review is from the original decision made). Protection of earnings is not applicable to market factor payments.

Software Developer
Morson Edge
Redhill
In office
Mid - Senior
£500/day (Negotiable)
RECENTLY POSTED

Senior Software Developer – SC Cleared - Crawley Overview of the role Our client is seeking a talented Software Developer to join their team based in Crawley. You will be responsible for designing, developing, and maintaining Windows-based desktop applications using Visual Studio, Windows Forms, .NET, C, and C++. Key Responsibilities You will: • Design, implement, and test Windows desktop applications using Visual Studio, Windows Forms, .NET, C, and C++. • Participate in the full software development lifecycle, including requirements analysis, design, implementation, unit testing, and documentation. • Update system and design documentation as required. • Collaborate with team members and other stakeholders to deliver high-quality software. • Ensure software consistency with project architecture and design standards. • Support debugging, code reviews, and issue resolution. • Actively participate in Agile Scrum ceremonies and contribute to Sprint goals. Requirements As an experienced Software Developer, your skills and experience may include; • Proven experience developing Windows-based desktop applications. • Strong skills in Visual Studio, Windows Forms, .NET, C, and C++. • Solid understanding of the full software development lifecycle. • Experience with code versioning tools (e.g., GIT) and familiarity with Agile frameworks. • Excellent problem-solving skills and strong attention to detail. • Eligible for UK Security Clearance (SC). TPBN1\_UKTJ

Software Engineer
Sanderson Recruitment
Bristol
Remote or hybrid
Mid - Senior
£550/day - £675/day
RECENTLY POSTED

Full-Stack Developer

Various levels from £550-£675/day Inside IR-35

Remote (possible occasional travel to Bristol)

Active SC mandatory

We’re looking for a developer who can work confidently across modern engineering practices and contribute effectively to a collaborative team environment for a client working in the UK Secure Government sector.

Key technical skills:

Agile methodologies

Python and API development

CI/CD with Jenkins

ReactJS, Git, SQL

Docker and Neo4j

Strong database design ability

You’ll be a supportive team player with good communication skills, comfortable working across the full development lifecycle and contributing to a fast moving engineering setup.

Reasonable Adjustments:

Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.

If you need any help or adjustments during the recruitment process for any reason , please let us know when you apply or talk to the recruiters directly so we can support you.

TPBN1_UKTJ

SharePoint developer
HAYS
Glasgow
Hybrid
Mid - Senior
£320/day

Contract job - M365 SharePoint Developer -Galsgow

  • Job Title: M365 SharePoint Developer (BPSS Eligible)
  • Location: Glasgow
  • Contract Duration: Until 31/12/2026
  • On Site Requirement: 2-3 days per week
  • Day Rate: £320Clearance
  • Role Overview We are seeking an experienced M365 SharePoint Developer with strong front end expertise to support the design, development, and maintenance of SharePoint applications across both SharePoint Online and On Prem environments. The ideal candidate will have approximately 8 years of relevant experience and a solid background in React and modern front end technologies.

Role SummaryThe successful candidate will be responsible for designing, developing, customising, and maintaining SharePoint solutions that enhance collaboration, document management, and business process automation.Key Responsibilities

  • Build and maintain SharePoint sites, applications, lists, libraries, and web parts.
  • Customise SharePoint Online and SharePoint Server using SPFx, JavaScript/TypeScript, React, HTML, and CSS.
  • Develop workflows, forms, and automation using Power Automate, Power Apps, and SharePoint Designer.
  • Integrate SharePoint with third party and enterprise systems.
  • Troubleshoot SharePoint issues and provide user support and training.
  • Ensure platform performance, security, documentation, and adherence to best practices.

Required Skills

  • SharePoint Online and On Prem development
  • SPFx, JavaScript/TypeScript, HTML/CSS, React
  • Power Apps and Power Automate
  • Experience with lists, libraries, content types, and permissions
  • Proficiency in REST APIs, CSOM, PnP
  • Strong troubleshooting capabilities and documentation skills

Preferred Skills

  • Experience integrating SharePoint with external systems
  • Basic exposure to Power BI
  • Understanding of Azure AD / Entra ID fundamentals
  • Familiarity with CI/CD practices

JAVA Software Engineer
Gold Group
Bedfordshire
In office
Mid
£60/hour - £80/hour
+1

Job Title: Java Software Engineer

Location: Bedfordshire

Rate: £80 p/h - We are booking interviews in next week! Please call or email for a slot

We have a need for additional Software Engineers with Java programming skills to join the Bedfordshire Engineering team.

The Role:

So, what will you be doing as a Java Software Engineer?

The candidate will the following essential skills:

  • Proven and demonstrable evidence of capabilities in software engineering.
  • Proven and demonstrable evidence of capabilities in Java (version 11 or later) and Object Oriented Development.
  • Knowledge of development on various Operating Systems ( Windows 10/11, Linux).
  • Knowledge of DevSecOps.
  • Proven and demonstrable experience of working as part of an agile team on a large-scale programme.
  • Strong oral and written communication skills.

The following skills are desirable:

  • Knowledge of UML modelling for software.
  • Knowledge of DDS (Data Distribution Service).
  • Knowledge of Gradle.
  • Development of GIS (Geographic Information Systems) Software.
  • Knowledge of C# or C++.
  • Knowledge of GitLab.

My client is keen to get this position filled ASAP, so if you feel you have the skills and desire to provide passion and drive as the next Java Software Engineer, this is the opportunity for you!

You will be required to undergo SC clearance for this role.

So, if you are interested in joining a well-established, renowned, globally recognised organisation working with experts in their field as the next Java Software Engineer, hit that apply button now!

Services advertised by Gold Group are those of an Agency and/or an Employment Business.
We will contact you within the next 14 days if you are selected for interview. For a copy of our privacy policy please visit our website.

Senior Developer
UNIVERSITY OF STIRLING
Stirling
In office
Senior
£47,389/day - £56,535/day
+1

The Post

The Senior Developer plays a pivotal role in the design, development, delivery and ongoing maintenance of software systems that support the university’s strategic and operational needs. The postholder will lead development lifecycles, ensuring that software solutions are robust, secure, scalable and aligned with best practice.

Working in a rapidly evolving technological environment, the Senior Developer will take responsibility for creating, maintaining and improving systems, as well as diagnosing and resolving complex technical issues. The role requires close collaboration with stakeholders across the university, translating business requirements into effective technical solutions. As a subject matter expert, the post‑holder will also contribute to future planning, recommending improvements and innovations across the university’s digital ecosystem.

Description of Duties

  • Lead the design, development, coding, security and installation of software solutions across a wide range of information systems
  • Manage and oversee the full software development lifecycle of solutions
  • Work with business customers to assess operational feasibility by analysing requirements, defining problems, evaluating options and proposing solutions
  • Develop software solutions by engaging with stakeholders at all levels, understanding information needs, system flows, data usage and business processes
  • Investigate and resolve complex problem areas across systems and integrations
  • Contribute to the development and continuous improvement of the software development lifecycle
  • Produce high-quality documentation including flowcharts, diagrams, layouts, code comments and clear coding patterns to support maintainability
  • Supervise external developers and contractors, ensuring adherence to university coding standards and lifecycle processes
  • Support technical engagement with third-party suppliers and contract managers for cloud and on-premise systems
  • Define and implement system specifications, standards and programming approaches
  • Provide supervision, guidance and technical leadership to developers and other colleagues
  • Conduct systems analysis and recommend improvements to processes, policies and procedures
  • Use security-by-design to ensure the confidentiality, integrity and security of information and systems
  • Ensure systems meet required accessibility standards and support inclusive digital experiences

Essential Criteria

Qualifications and Experience

  • Bachelor’s and/or Master’s degree in Computer Science or related technical discipline
  • Substantial professional software development experience

Knowledge & Experience

  • Strong proficiency in Java development and use of APIs
  • Experience of modern CI/CD including version control
  • Experience across the full software development lifecycle, from conception and architecture through to delivery and maintenance
  • Strong understanding of professional software engineering practices, including coding standards, code reviews, source control, build processes, testing and operational support
  • Ability to ensure products and web services meet standards of security, reliability, cost‑effectiveness and scalability
  • Experience developing and supporting large‑scale enterprise applications
  • Experience working in cross‑functional teams and contributing to product and engineering decisions

Skills & Attributes

  • A customer‑focused approach to service design, delivery and evaluation
  • Excellent interpersonal, communication and advocacy skills
  • Strong written communication skills, with the ability to produce clear and concise documentation
  • Highly organised, with the ability to manage competing priorities and work systematically in a busy environment
  • Ability to gather, analyse and interpret information effectively
  • Ability to work both independently and collaboratively
  • High attention to detail and commitment to accuracy
  • Strong user‑centred approach to development
  • Logical thinking and strong analytical skills
  • Ability to work under pressure, independently and as part of a team
  • Strong problem‑solving and communication skills
  • Commitment to continuous professional development

Desirable Criteria

Knowledge & Experience

  • Experience working with student records systems such as Banner or SITS
  • Experience of Git, Jenkins or other relevant devops tools
  • Full‑stack development experience (frontend and backend)
  • Knowledge of ITIL, Prince2 or Agile
  • Experience with cloud platforms (e.g., Azure, AWS) and containerisation/orchestration tools such as Kubernetes and Docker

Additional Information

*X2 positions available*

Full time

Fixed term for up to 2 years

The closing date for applications is midnight on Thursday 26 March 2026.

Interviews are expected to take place on Wednesday 01 April 2026.

There is an expectation that work will be undertaken in the UK.

This role may be eligible for sponsorship depending on candidate circumstances under SOC code 2134.

The University of Stirling recognises that a diverse workforce benefits and enriches the work, learning and research experiences of the entire campus and greater community. We are committed to removing barriers and welcome applications from those who would contribute to further diversification of our staff and ensure that equality, diversity and inclusion is woven into the substance of the role. We strongly encourage applications from people from diverse backgrounds including gender, identity, race, age, class, and ethnicity.

For a full description of duties and essential/desirable criteria please click the apply button, which will take you directly to the University Website.

Full Stack Developer
ISR RECRUITMENT LIMITED
Not Specified
Remote or hybrid
Mid - Senior
£300/day - £325/day
+4

The Opportunity:

We are seeking a Full Stack Developer to join a live GOV-UK service environment in a hands-on role within an agile, autonomous delivery team.

You will contribute across both backend and frontend development, helping refine and evolve a live digital service where user impact and service reliability are paramount.

The role requires strong technical delivery capability, sound engineering judgement and the confidence to engage constructively with both technical and non-technical stakeholders.

This is not a maintenance-only position, you will play an active role in architectural discussions, continuous improvement and shaping the technical direction of the service.

Skills and Experience:

  • Ruby on Rails
  • Java (Spring Boot)
  • AWS
  • Experience deploying and managing serverless applications within AWS (Lambda and/or Fargate).
  • Infrastructure as Code experience using Terraform.
  • Solid working knowledge of PostgreSQL.
  • Experience with Git, CI/CD pipelines and cloud-based development environments.
  • Proven experience working within agile teams on live services, working closely with user-centred designers.
  • Experience working within GDS/GOV-UK service standards would be ideal.

Role and Responsibilities:

  • Build and maintain backend services using Java (Spring Boot) and PostgreSQL.
  • Develop and enhance frontend functionality using Ruby on Rails and GOV-UK frontend.
  • Contribute to architectural decisions and technical direction.
  • Write clean, maintainable, well-tested code in line with modern engineering standards.
  • Participate in code reviews, agile ceremonies and iterative delivery cycles.
  • Ensure changes are assessed carefully for impact on live users.
  • Support demonstrations and provide clear technical updates to clients and stakeholders.
  • Collaborate with technical and non-technical stakeholders to refine and improve a live GOV-UK service.
  • Working alongside user-centred designers to improve user experience.
  • Engaging directly with clients and explaining technical concepts clearly.

NB: The successful candidate will be required to undergo a basic level of security clearance before undertaking the assignment (two to four weeks lead-time).

Applications:

Please contact Edward Laing here at ISR to learn more about our client and how they are leading the way in developing the next generation of technical solutions through innovation and transformational technology

Software Engineer
Rise Technical Recruitment
Somerset
In office
Mid - Senior
£45,000/day - £50,000/day

Frome, Somerset - Onsite £45,000 - £50,000 + Private Healthcare + 26 Days Holiday This is an excellent opportunity for a Software Engineer to join a specialised Avionics team. This role is perfect for someone who thrives on technical variety, ranging from high-level UI development to low-level embedded systems, and wants to see their code take flight in the real world. This company is a fast-growing aerospace R&D firm is a pioneer in autonomous aviation. They design, manufacture, and operate large-scale autonomous helicopters for both military and civilian markets. Operating with a "safety-first" culture and a small, highly experienced team, they offer a cutting-edge environment where innovation and robust engineering are at the heart of everything they do. In this varied role you will be responsible for the full software lifecycle, from initial brief to live deployment. You will develop software for Linux-based deployed systems, create intuitive user interfaces, and while not as heavily weighted, you will have the opportunity dive into firmware for embedded systems. A unique aspect of this position includes supporting in-person flight testing, allowing you to develop and refine avionics systems in a live, operational environment. The ideal candidate will possess a proven track record of delivering robust, safety-critical code without AI reliance. You should be highly proficient in Linux, Python and Java, while beneficial to also have experience with C/C++, coupled with a deep understanding of STM32 processors and hardware interfaces such as CAN, SPI, and I2C. Beyond technical ability, you must be a British Citizen with a valid driving licence. This is a fantastic opportunity to join a forward-thinking company that values work-life balance through a 9-day fortnight (every other Friday off). Beyond the technical challenge, you'll have the chance to work autonomously and travel both nationally and internationally. The Role: Managing the full lifecycle from the initial brief through to final deployment in service. Developing software for Linux-based deployed systems, user interfaces, and autonomy controls. Supporting live, in-person flight testing to refine avionics systems in a real-world environment. 5 days onsite in Frome The Person: Strong experience with Java, Python, Linux. Strong background in Linux-based systems, Raspberry Pi, and hardware interfaces like CAN and SPI. Beneficial to have experience with Firmware development (C/C++) Must be a British Citizen and hold a valid UK driving licence Reference Number: BBBH(phone number removed) Rise Technical Recruitment Ltd acts an employment agency for permanent roles and an employment business for temporary roles. The salary advertised is the bracket available for this position. The actual salary paid will be dependent on your level of experience, qualifications and skill set and will be decided by our client, the employer. Rise are not responsible or liable for any hiring decisions made by the end client. We are an equal opportunities company and welcome applications from all suitable candidates

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

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!

Java Developers
Fusion People Ltd
Multiple locations
Hybrid
Mid - Senior
£700/day - £750/day

Java Developers - Java21 min, TDD & BDD, West Yorkshire, 12 month contract - Inside IR35 - 750 /day Major Government client has superb opportunities for outstanding Java Developers with recent experience of Java21 or later. Working within a Team of Developers, Designers and Analysts, you will be an experienced Java Developer with a solid understanding of Agile, and on a day-to-day basis you will be responsible for designing, creating and improving new and existing products, platforms and transactions across government projects. Skills/ experience: You will have recent experience with Java 21 (or later), an excellent understanding of TDD and BDD, large microservice architectures, working in an Agile environment, be willing to work in a pair programming environment, have experience in implementing APIs for internal and external use along with the skills to build up a useful, robust automated test suite to support a continuous deployment environment. Additionally you will take part in 2nd-line support of applications and platforms, including occasional support outside of office hours, working knowledge of Unix-like operating systems such as Linux and/or Mac OS X coupled with understanding of the use of Responsive Web Design. Desirable skills include working knowledge of Jackson, JAX-RS, mocking frameworks such as Mockito, and messaging platforms such as ActiveMQ or Kafka, MongoDB or other document databases, building and scaling high-traffic websites and handling large data sets and scaling their handling and storage. Hybrid role, 60% in the office per week in Leeds Fusion People are committed to promoting equal opportunities to people regardless of age, gender, religion, belief, race, sexuality or disability. We operate as an employment agency and employment business. You'll find a wide selection of vacancies on our website.

C# / .net Software Engineer
Experis
Milton Keynes
Hybrid
Mid - Senior
£500/day - £550/day
+5

Milton Keynes - first few days for training then 1 site visit a month
6 Months Contract

550 per day

We are looking for an experienced C# Software Engineer to join the team and support us on our journey in transforming our application landscape to provide a modern, cloud hosted finance platform.

This exciting opportunity offers the chance for you to work for a fantastic brand and to help shape our digital future.

About the role

As a key part of the scrum team, you will help to shape the company’s core products, working on green and brownfield solutions using the latest technologies.

You will play an important role in the product lifecycle, contributing to design, from development through to delivery.

About you

We are looking for a good communicator and strong team player with skills aligned to our tech stack. We would expect you to have strong experience in most of the following:

Tech Stack

  • C# .Net Core
  • Typescript
  • React
  • Web API
  • Kubernetes / Docker
  • AWS / Azure
  • GIT
  • SQL / NoSQL

Working Principles

  • REST
  • SOLID
  • TDD
  • Agile / SCRUM
  • CI / CD
  • DevOps
C# WPF Software Engineer
Ripple
Cambridge
Hybrid
Mid - Senior
£500/day - £550/day
+1

We are seeking an experience C#/.NET Developer to join a specialised R&D group focused on the intersection of sophisticated software and high-value hardware.

* This position is being offered a 12 month contract basis, working inside IR35.

* Hybrid working, candidates should be able to travel to the Cambridge area when required.

This role involves developing thick-client desktop architecture and managing the challenges of real-time hardware interfacing.

You will contribute to a modern Windows based platform, designing and developing control software for unique, market-leading instrumentation used in global research and development.

Responsibilities

* Lead the development of control software for a wide-ranging, complex product portfolio.

* Work with application specialists and UX designers to ensure high-performance usability for technical end-users.

* Document software designs to facilitate long-term maintenance and system reliability.

* Manage code integrity and versioning within a structured Azure DevOps environment.

* Operate within ISO 9001 & 14001 frameworks to ensure rigorous change control standards.

* Maintain an expert-level skillset in Windows application development to influence future R&D roadmaps.

Requirements

* Extensive commercial experience in software development.

* C#

* .NET 4+

* WPF

* MVVM

* Git

* Azure DevOps

* Visual Studio (2022/2026)

* Windows 11 development

Desirable Skills

* Experience in hardware control or interfacing software with physical devices.

* Software architecture and technical leadership.

* Image processing, ML/AI, or C++.

This position offers the opportunity to join an increasingly software-centric R&D group where your work manages complex physical systems within a cross-site, multi-functional team.

Ripple Recruitment is acting as an employment agency for this vacancy. My client is an equal opportunity employer committed to fostering a diverse and inclusive workplace. Due to high volumes of interest, we can only respond to shortlisted applicants

C# WPF Software Engineer
Ripple
Cambridge
Hybrid
Mid - Senior
£500/day - £550/day
+1

We are seeking an experience C#/.NET Developer to join a specialised R&D group focused on the intersection of sophisticated software and high-value hardware.

  • This position is being offered a 12 month contract basis, working inside IR35.
  • Hybrid working, candidates should be able to travel to the Cambridge area when required.

This role involves developing thick-client desktop architecture and managing the challenges of real-time hardware interfacing.

You will contribute to a modern Windows based platform, designing and developing control software for unique, market-leading instrumentation used in global research and development.

Responsibilities

  • Lead the development of control software for a wide-ranging, complex product portfolio.
  • Work with application specialists and UX designers to ensure high-performance usability for technical end-users.
  • Document software designs to facilitate long-term maintenance and system reliability.
  • Manage code integrity and versioning within a structured Azure DevOps environment.
  • Operate within ISO 9001 & 14001 frameworks to ensure rigorous change control standards.
  • Maintain an expert-level skillset in Windows application development to influence future R&D roadmaps.

Requirements

  • Extensive commercial experience in software development.
  • C#
  • .NET 4+
  • WPF
  • MVVM
  • Git
  • Azure DevOps
  • Visual Studio (2022/2026)
  • Windows 11 development

Desirable Skills

  • Experience in hardware control or interfacing software with physical devices.
  • Software architecture and technical leadership.
  • Image processing, ML/AI, or C++.

This position offers the opportunity to join an increasingly software-centric R&D group where your work manages complex physical systems within a cross-site, multi-functional team.

Ripple Recruitment is acting as an employment agency for this vacancy. My client is an equal opportunity employer committed to fostering a diverse and inclusive workplace. Due to high volumes of interest, we can only respond to shortlisted applicants.

Fullstack Developer
Experis
London
Hybrid
Junior - Mid
£450/day - £480/day
+6

8 months
London - hybrid 1-2 days onsite every 2 weeks
Inside IR35 - Umbrella only

Skills required:

  • Intermediate to advanced practical experience with: React and TypeScript Python AWS services i.e. Athena/Glue, DynamoDB, ECS, S3, Lambda, SQS, Step Function, etc
  • Automated testing frameworks for Python and JavaScript Terraform for infrastructure-as-code Agile delivery workflows
  • Tooling experience: Git Jira Confluence

Desirable (Nice to Have):

  • Cypress GitHub Actions Splunk

Soft Skills & Behaviours:

  • Clear and confident communicator, able to work with designers, product teams, testers, engineers, and external partners.
  • Highly collaborative, supporting team success and contributing to shared goals.
    Positive, engaged, and proactive, bringing energy to team ceremonies and wider delivery activities.
  • Comfortable with change, able to work through evolving requirements or priorities.
  • Keen to learn and share knowledge, contributing to code reviews, pair?programming, and community?of?practice activities.
  • Experienced working within Agile delivery, contributing to stand-ups, planning, reviews, retrospectives, and show?and?tell sessions.
  • Delivers with quality, making sensible trade-offs and managing technical debt thoughtfully.
  • Stays informed about modern technologies and practices, promoting proportionate adoption of tools that add value.
MS Dynamics and PowerApps Developer
Experis
London
In office
Mid - Senior
£500/day - £560/day

Rate - 565
Clearance required: Active SC with a government agency used within the last 6 months
Location: London, Croydon

Job Description:

  • Have experience with Dynamics 365
  • Have experience with Power Platform and Power Automate Have experience with Azure and Azure DevOps

Must be SC Cleared

Project overview:
The CRM project aims to introduce a new Customer Relationship Manager (CRM) to replace the current manual processes. We are using Microsoft Dynamics 365 to build the alpha version for two key business areas. Once the alpha phase is approved, we will move into the beta phase to develop the production-ready CRM."

‘This role requires additional vetting, which means this could take longer than our normal onboarding process. You will require additional vetting for this position, which means the process can take longer than the usual onboarding process with Capgemini. Please do not hesitate to get in touch if you have any queries.’

Senior Cloud Full Stack Developer
James Newbury
Dunstable
Hybrid
Senior
£60,000 - £80,000
+1

If you are a versatile and highly skilled Senior Cloud & Full Stack Engineer ready to work, support and advance this UK leading companies modern application ecosystem, then please, do read on!

This role requires strong expertise across cloud infrastructure, backend microservices, frontend development, and legacy system support. The ideal candidate will possess comprehensive skills in all these areas, ensuring a well-rounded and robust contribution to our technology landscape.

Duration: temporary contract for 3-6months or so

This is a paid per hour PAYE temporary role

Rate of Pay PH: 33-43ph plus holiday pay (circa 60-80,000 if salaried)

Location: hybrid. Need to work in the office in Central Bedfordshire for meetings, reviews and handovers, which will be once a week or so.

Hours: 35 hrs per week 9am-5pm (1 hr lunch) Days: Mon-Fri

Benefits:

  • free parking
  • electric vehicle charge points
  • holiday pay accrual
  • wfh most of the time
  • pension after a qualifying period

Key Responsibilities

  • Design, build, and maintain AWS infrastructure-as-code deployments using Terraform and related tooling.
  • Manage and optimize serverless microservices, including Lambda functions, API Gateway, and Amplify-hosted applications.
  • Support and enhance Python-based Lambda microservices and Node.js backend components.
  • Maintain and develop React-based front-end applications, including complex UI components and dynamic API integrations.
  • Oversee database administration for MySQL/RDS
  • Apply strong security best practices across infrastructure, applications, and data flows.
  • Provide maintenance and incremental improvements to legacy .NET applications where required.
  • Produce and maintain clear technical documentation for infrastructure, services, and processes.
  • Collaborate effectively with cross functional teams through strong communication and teamwork.

Core Technical Skills (Primary Focus & Essentials/Nice to have)

  • AWS (essential) IaC & Terraform
  • Python (essential) for Lambda microservices
  • Node.js backend development (essential)
  • MySQL/RDS administration (essential)
  • React, HTML, CSS, and AG Grid
  • API Gateway & dynamic API integrations
  • Documentation and communication excellence (essential)
  • AWS Amplify workflows
  • Legacy .NET application support

Ideal Candidate Profile

  • Comfortable working across cloud infrastructure, backend services, and front-end applications.
  • Able to take ownership of systems end-to-end, from architecture to deployment.
  • Strong documentation habits and the ability to communicate clearly with technical and non?technical stakeholders.
  • A collaborative mindset with a focus on team alignment and shared problem?solving.
  • Eager to learn new technologies and expand into unfamiliar areas.
  • Excellent communication skills and a proactive approach.
  • Proven relevant experience, 3 years or more.
  • Eligibility to work in the UK on a full time basis (please, no student visas as it will not cover the duration of the hours/contract)
  • Ideally, a driver as the location of the office is not close by any public transport links

This is to start asap. So if you are this amazing, talented Cloud & Full Stack Engineer, then please send your cv to James Newbury Appointments for immediate review. If you do not hear back within 3 working days, unfortunately, you will not have been shortlisted on this occasion, however ,we would like to thank you for your interest and wish you all of the very best in your search.

C# .NET Developer
Adecco
London
Hybrid
Mid - Senior
£600/day - £650/day

Contract
Daily Rate: 600 - 650 (inside IR35 via umbrella)
Contract Length: 6 months initially
Location: Hybrid Working - 2/3 days onsite per week

Our client, a leading organisation in the tech sector, is seeking a talented C# .NET Developer to join their dynamic team on a contract basis. If you are passionate about software development and are eager to tackle exciting challenges, we want to hear from you!

Key Responsibilities:

As a C# .NET Developer, you will:

Understand business requirements and design applications that meet those needs.
Engage in business data analysis to inform application design and development.
programme in Visual C#.NET while utilising both Oracle and SQL Server databases.
Conduct unit testing and ensure quality assurance (QA) for all developed applications.
Implement solutions in production and disaster recovery environments, providing support to users.
Prepare and maintain technical documentation related to your projects.

In addition to new application development, your role will also encompass supporting existing C# and .NET applications. You will work closely with the IT department to provide general IT support and maintain the environments where applications are hosted.

Additional Responsibilities:

Define database objects required for various systems and interact with SQL and Oracle Database Administrators in both London and New York.
Provide scripts for database inquiry languages (T-SQL for SQL Server and PL/SQL for Oracle) to enable data analysis based on business requirements.
Support the setup of system distribution methods for Citrix and application servers for both web and Windows applications.
Troubleshoot systems during failures and implement solutions, including code fixes and SQL scripting, while checking Windows Servers and databases.
Follow the Development Team’s Change Management Control procedures to secure proper approvals prior to production updates.
Update versions of MS .NET Framework and MS Visual .NET platform as needed to ensure existing systems run smoothly in the production environment.
Liaise with relevant support teams such as Technical Support, Network and Infrastructure, and Database Administrators when business users encounter system issues.
Assess the impact of data processing loads on SQL and Oracle databases and propose alternative solutions when necessary.
Actively assist in rolling out changes through coordination with the Release team and maintain a change history of applications.
Communicate effectively with primary support Helpdesk staff in both London and New York to provide necessary system support.
Be available for occasional out-of-office hours support during weekdays and weekends.

If you are a proactive C# .NET Developer looking for a challenging opportunity to showcase your skills, please apply now with your CV and a brief cover letter detailing your relevant experience.

Join us in shaping the future of technology!

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

Senior Moodle Developer
SF Recruitment
Coventry
Hybrid
Senior
£47,000 - £56,000

(Full Stack / PHP) - 6 Month FTC - Hybrid 1 day a week, West Midlands
£47,000 - £56,000 per annum

SF Technology are supporting a leading UK Higher Education institution in the recruitment of a Senior Moodle Developer to join their Digital Learning team on a 6-month fixed-term contract.

This is a hands-on, senior-level development role requiring strong experience in Moodle plugin development, integrations and enterprise-scale platform enhancement.

The Role
You will be responsible for the ongoing development, integration and optimisation of a large-scale Moodle environment within a complex Higher Education setting.

Key responsibilities:
Developing and maintaining custom Moodle plugins
Building and supporting deep Moodle integrations (REST APIs, LTI, data exchange)
Enhancing performance through logging, caching and clean code practices
Supporting Echo360 and related learning technologies
Providing senior-level troubleshooting (2nd/3rd line support)
Collaborating with internal developers and technical stakeholders
Contributing to continuous improvement and technical best practice
This role requires someone who can operate independently and deliver high-quality, scalable solutions.

Essential Experience
Proven hands-on Moodle development experience
Moodle plugin development (build or significant customisation)
Strong PHP development skills
REST API design and implementation experience
JavaScript, CSS and front-end development capability
Experience working with integrations across multiple systems
Linux command line familiarity
Higher Education experience is highly desirable.

Working Arrangement
1 day a week on site
West Midlands University
6-month fixed-term contract
Pro rata salary
Immediate start preferred

Due to the specialist nature of this role, we are particularly keen to speak with developers who can demonstrate deep Moodle plugin and integration expertise.
Apply via SF Technology for a confidential discussion.

Full Stack Developer- (Angular + Python)
Randstad Technologies Recruitment
London
Hybrid
Senior - Leader
£430/day - £493/day

Job Description: Full Stack Engineer (Angular+Python+AI)

Location: London (Hybrid) Contract: 6 Months Client: Big Tech

The Mission

Join a high-velocity AI Accelerator team acting as an internal startup. We run 12-week sprints to build, prototype, and launch AI products that automate global business workflows.

Role Split

  • 30% Innovation: Build new AI-driven tools from scratch in rapid sprints.
  • 70% Evolution: Maintain, scale, and add high-impact features to existing AI products.

Key Responsibilities

  • Technical Ownership: Write production-ready code and lead advanced testing (performance, security, stress).
  • System Design: Research emerging tech and design scalable architectures that balance speed with long-term health.
  • End-to-End Delivery: Own the full lifecycle-from initial research and scoping to production deployment and monitoring.
  • Collaboration: Act as the technical point of contact for partners and mentor team members.

What We’re Looking For

  • Core Stack: Expert-level Python (Backend) + Angular or React (Frontend).
  • AI Knowledge: Practical experience with AI workflows, LLMs, or automation.
  • Systems Mastery: Proven ability to build and debug large-scale, high-performance systems.
  • Leadership: Strong skills in Agile methodologies, conflict resolution, and technical decision-making

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

C# Software Engineer
Matchtech
Gloucester
In office
Mid
£65/hour
+2

Location: Stevenage OR Bristol (fully onsite)

Duration: 12 month contract

Rate: 65ph UMB (Inside IR35)

Role details:
Our client, a leading consultancy in the defence and aerospace sector, is currently seeking a C# Software Engineer to join their dynamic team. This is a contract position available in either Stevenage or Bristol, with an initial duration of 12 months and the potential for extension.

Key Responsibilities:

  • The role supports the development of the world’s most advanced defence systems from concept through to in-service support and training, utilising a range of simulation technologies such as digital twins and emulators.
  • Collaborating with Project Leads and Simulation Architects, you will design and develop simulation components representing an end-to-end weapon system in a synthetic environment using C#, C++, and integration simulations, adhering to industry standards.
  • You will be a part of a heterogeneous agile development team consisting of engineers from various disciplines working together to develop simulations and representations of real equipment.

Their approach to software development includes:

  • Configuration control
  • Continuous Integration
  • Continuous Delivery or Deployment
  • Unit testing and test-driven development

Job Requirements:

  • Proficient in C# and C++
  • Experience with Microsoft Visual Studio and Eclipse
  • Ability to transition from high-level system views to technical details
  • Excellent verbal, presentation, and written communication skills
  • Knowledge of Microsoft Windows and Linux operating systems

Desirable Skills:

  • Experience with distributed simulation standards/protocols such as DIS, HLA, and DDS, as well as web services development using JavaScript, Node.js, or similar
  • Familiarity with military communications, datalinks, and interfaces such as 1553/1760 and Ethernet TCP/IP
  • Practical knowledge of system integration principles and processes
  • Experience with hardware integration

If you are a skilled C# Software Engineer with a background in defence and aerospace and looking for a new contract opportunity, we encourage you to apply now to join our client’s innovative team in Stevenage or Bristol.

Frequently asked questions
A contract Full Stack Engineer is a software developer hired on a temporary basis to work on both frontend and backend aspects of web applications. These roles are project-based or time-limited, offering flexibility and focused expertise.
Contract durations vary widely but commonly range from 3 to 12 months. Some contracts may extend or renew based on project needs and performance.
Proficiency in both frontend frameworks (like React, Angular, or Vue.js) and backend technologies (such as Node.js, Python, Java, or Ruby) is essential. Familiarity with databases, APIs, and version control is also important.
Contract roles can be remote, on-site, or hybrid depending on the employer’s requirements. Many companies now offer flexible remote contract opportunities.
You can browse available contract Full Stack Engineer positions on our platform, create a profile, upload your resume, and apply directly through each job listing. Setting up job alerts helps you stay updated on new contracts.