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5 Contract API jobs in Gloucester + 20 miles
254 exact matches jobs are outside your preferred location
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REST API development using C# and ASP.Net Core.
REST API development using C# and ASP.Net Core.
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Proficient in.NET (C#), JavaScript, Web API, SQL Server, and working knowledge ofHTML, CSS, XML, JSON.
Proficient in.NET (C#), JavaScript, Web API, SQL Server, and working knowledge ofHTML, CSS, XML, JSON.
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Software Engineer with AI Integration
Software Engineer with AI Integration
Alexander Mae (Bristol) Ltd
BS1, Bristol
From £30,000 to £35,000 per annum
Integrate external AI services (e.g., OpenAI API) into prototypes and production features.
Integrate external AI services (e.g., OpenAI API) into prototypes and production features.
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Lead Python Software Developer - AI MarTech SaaS- c£90K 4 Day Week
Lead Python Software Developer - AI MarTech SaaS- c£90K 4 Day Week
Recruitment Revolution
B1, Birmingham
Up to £90,000 DOE
Ready to build smarter, faster, AI-driven solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? At Ask BOSCO®, we're on a mission to help brands spend smarter with our award-winning predictive analytics platform. As our Lead Software Developer, you won’t just write code - you’ll shape the future of a high-growth MarTech product, lead technical strategy, and work directly with founders, data scientists, and clients to deliver impactful, intelligent solutions. If you're excited by ownership, innovation, and the chance to make a real mark in a scaling business, this is your opportunity - If you’re looking for a role where your voice matters, your technical leadership is valued, and your work directly influences product growth and innovation, we’d love to hear from you. Lead Python Software Developer
Ready to build smarter, faster, AI-driven solutions that transform digital marketing? Want a better work-life balance with our groundbreaking 4 day week model? At Ask BOSCO®, we're on a mission to help brands spend smarter with our award-winning predictive analytics platform. As our Lead Software Developer, you won’t just write code - you’ll shape the future of a high-growth MarTech product, lead technical strategy, and work directly with founders, data scientists, and clients to deliver impactful, intelligent solutions. If you're excited by ownership, innovation, and the chance to make a real mark in a scaling business, this is your opportunity - If you’re looking for a role where your voice matters, your technical leadership is valued, and your work directly influences product growth and innovation, we’d love to hear from you. Lead Python Software Developer
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Technical experience in areas suchas Azure, .NET frameworks, API integrations, MS SQL Server and SSRS.
Technical experience in areas suchas Azure, .NET frameworks, API integrations, MS SQL Server and SSRS.
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DevOps Engineer
DevOps Engineer
Newton Blue
BS1, Bristol
Up to £60,000 per annum dependent on experience plus excellent benefit
Rest API's and/or WCF services, working with JSON and SOAP
Rest API's and/or WCF services, working with JSON and SOAP
DevOps Engineer
DevOps Engineer
Newton Blue
CF1, Cardiff
Up to £60,000 per annum dependent on experience plus excellent benefit
Rest API's and/or WCF services, working with JSON and SOAP
Rest API's and/or WCF services, working with JSON and SOAP
Technical Services Consultant
Technical Services Consultant
Newton Blue
CF1, Cardiff
Up to £60,000 per annum dependent on experience plus excellent benefit
Rest API's and/or WCF services, working with JSON and SOAP
Rest API's and/or WCF services, working with JSON and SOAP
Technical Services Consultant
Technical Services Consultant
Newton Blue
BS1, Bristol
Up to £60,000 per annum dependent on experience plus excellent benefit
Rest API's and/or WCF services, working with JSON and SOAP
Rest API's and/or WCF services, working with JSON and SOAP
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6 months - Warwick - x2 days onsite x3 remote - Inside IR35 - umbrella only - Role description - The Solution Architect will be responsible for creating a business case to identify and select the most appropriate options for a Software as a Service (SaaS) application, whether available in the market or developed in-house. This role involves gathering and analysing requirements, designing architectural solutions, evaluating proposals through Request for Proposals (RFP), ensuring Non-Functional Requirements (NFR) are met, addressing security and IT controls, creating architectural artefacts, and leading the technical aspects of the SaaS deployment across multiple domains and Identity Provider (IdP) Single Sign-On (SSO) integrations. Additionally, the architect will understand business functional requirements to influence option selection effectively.
6 months - Warwick - x2 days onsite x3 remote - Inside IR35 - umbrella only - Role description - The Solution Architect will be responsible for creating a business case to identify and select the most appropriate options for a Software as a Service (SaaS) application, whether available in the market or developed in-house. This role involves gathering and analysing requirements, designing architectural solutions, evaluating proposals through Request for Proposals (RFP), ensuring Non-Functional Requirements (NFR) are met, addressing security and IT controls, creating architectural artefacts, and leading the technical aspects of the SaaS deployment across multiple domains and Identity Provider (IdP) Single Sign-On (SSO) integrations. Additionally, the architect will understand business functional requirements to influence option selection effectively.
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Technical experience in areas such as Azure, .NET frameworks, API integrations, MS SQL Server and SSRS.
Technical experience in areas such as Azure, .NET frameworks, API integrations, MS SQL Server and SSRS.
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Experience working with AWS (eg VPC, RDS, API Gateway, SES, Route53)
Experience working with AWS (eg VPC, RDS, API Gateway, SES, Route53)
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You will be the internal technical expert and a willingness to troubleshoot other components, such as API's and embeds and supporting platforms will be welcome. * knowledge of open data platforms or API integrations
You will be the internal technical expert and a willingness to troubleshoot other components, such as API's and embeds and supporting platforms will be welcome. * knowledge of open data platforms or API integrations
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Solution Architect - Hybrid (Travel to Warwick 1-2 days per month) £700 Outside - 6 months - We are seeking a skilled Solution Architect to join our team. In this role, you will be responsible for creating comprehensive business cases to identify and select the most suitable SaaS applications, either from existing market options or through in-house development. Your expertise will be crucial in gathering and analysing requirements, designing architectural solutions, evaluating proposals through Request for Proposals (RFP), and ensuring that Non-Functional Requirements (NFR) are met. You will address security and IT controls while creating architectural artefacts, leading the technical aspects of SaaS deployment across multiple domains, and integrating Identity Provider (IdP) Single Sign-On (SSO) solutions.
Solution Architect - Hybrid (Travel to Warwick 1-2 days per month) £700 Outside - 6 months - We are seeking a skilled Solution Architect to join our team. In this role, you will be responsible for creating comprehensive business cases to identify and select the most suitable SaaS applications, either from existing market options or through in-house development. Your expertise will be crucial in gathering and analysing requirements, designing architectural solutions, evaluating proposals through Request for Proposals (RFP), and ensuring that Non-Functional Requirements (NFR) are met. You will address security and IT controls while creating architectural artefacts, leading the technical aspects of SaaS deployment across multiple domains, and integrating Identity Provider (IdP) Single Sign-On (SSO) solutions.
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Lead Data Architect
Lead Data Architect
Anson Mccade
BS1, Bristol, BS1 6GD
GBP 67,000.00 - 76,000.00 per year;GBP 67,000.00 per year;GBP 76,000.0
£67,000 - 76,000 GBP - Hybrid WORKING - Location: Bristol, South West - United Kingdom Type: Permanent - Locations: Leeds, Manchester, Birmingham, Bristol, Glasgow, or London (Hybrid - up to 2 days on-site per week, remainder remote) Salary: £67,000 - £76,000 (non-London) / Up to £83,000 (London) + Benefits - A respected digital consultancy is hiring a Lead Data Architect to join its growing Data Engineering practice. Known for delivering modern, human-centred services across public and private sectors, this organisation supports clients through meaningful transformation by combining data, design, and engineering. This role is ideal for experienced architects who enjoy shaping cloud-native data platforms, working in multidisciplinary teams, and embedding data governance and architectural rigour across complex service ecosystems.
£67,000 - 76,000 GBP - Hybrid WORKING - Location: Bristol, South West - United Kingdom Type: Permanent - Locations: Leeds, Manchester, Birmingham, Bristol, Glasgow, or London (Hybrid - up to 2 days on-site per week, remainder remote) Salary: £67,000 - £76,000 (non-London) / Up to £83,000 (London) + Benefits - A respected digital consultancy is hiring a Lead Data Architect to join its growing Data Engineering practice. Known for delivering modern, human-centred services across public and private sectors, this organisation supports clients through meaningful transformation by combining data, design, and engineering. This role is ideal for experienced architects who enjoy shaping cloud-native data platforms, working in multidisciplinary teams, and embedding data governance and architectural rigour across complex service ecosystems.
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Lead Data Architect
Lead Data Architect
Anson Mccade
West Midlands, B2 5AG
GBP 67,000.00 - 76,000.00 per year;GBP 67,000.00 per year;GBP 76,000.0
£67,000 - 76,000 GBP - Hybrid WORKING - Location: Birmingham, West Midlands - United Kingdom Type: Permanent - Locations: Leeds, Manchester, Birmingham, Bristol, Glasgow, or London (Hybrid - up to 2 days on-site per week, remainder remote) Salary: £67,000 - £76,000 (non-London) / Up to £83,000 (London) + Benefits - A respected digital consultancy is hiring a Lead Data Architect to join its growing Data Engineering practice. Known for delivering modern, human-centred services across public and private sectors, this organisation supports clients through meaningful transformation by combining data, design, and engineering. This role is ideal for experienced architects who enjoy shaping cloud-native data platforms, working in multidisciplinary teams, and embedding data governance and architectural rigour across complex service ecosystems.
£67,000 - 76,000 GBP - Hybrid WORKING - Location: Birmingham, West Midlands - United Kingdom Type: Permanent - Locations: Leeds, Manchester, Birmingham, Bristol, Glasgow, or London (Hybrid - up to 2 days on-site per week, remainder remote) Salary: £67,000 - £76,000 (non-London) / Up to £83,000 (London) + Benefits - A respected digital consultancy is hiring a Lead Data Architect to join its growing Data Engineering practice. Known for delivering modern, human-centred services across public and private sectors, this organisation supports clients through meaningful transformation by combining data, design, and engineering. This role is ideal for experienced architects who enjoy shaping cloud-native data platforms, working in multidisciplinary teams, and embedding data governance and architectural rigour across complex service ecosystems.
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At Tata Technologies we make product development dreams a reality by designing, engineering and validating the products of tomorrow for the worlds leading manufacturers. Due to our continued growth we are now recruiting for a Junior Test Automation Engineer. to be based at Gaydon - Our Embedded Systems Solutions department (ESS) encompasses all activities outlined under the Automotive SPICE (ASPICE) process framework, including systems engineering, software engineering, coding, and all levels of functional testing. Beyond core development, ESS also integrates critical supporting processes such as project management, risk assessment, functional safety, and cybersecurity, ensuring compliance with ASPICE standards and delivering reliable, secure, and high-quality embedded systems & solutions. We are seeking a skilled Test Automation Engineer to oversee and drive developm
At Tata Technologies we make product development dreams a reality by designing, engineering and validating the products of tomorrow for the worlds leading manufacturers. Due to our continued growth we are now recruiting for a Junior Test Automation Engineer. to be based at Gaydon - Our Embedded Systems Solutions department (ESS) encompasses all activities outlined under the Automotive SPICE (ASPICE) process framework, including systems engineering, software engineering, coding, and all levels of functional testing. Beyond core development, ESS also integrates critical supporting processes such as project management, risk assessment, functional safety, and cybersecurity, ensuring compliance with ASPICE standards and delivering reliable, secure, and high-quality embedded systems & solutions. We are seeking a skilled Test Automation Engineer to oversee and drive developm
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Backend engineer
Backend engineer
LA International Computer Consultants Ltd
SN13, Corsham
£500 - £600 per day + price in
Architect and implement backend services that support secure, air-gapped AI - deployments, with a focus on NLP-based tooling * Develop pipelines for transcription ingestion and real-time analytical insight - generation * Support graph and RAG-based inference layers using data from structured and - unstructured sources * Build and expose APIs for frontend consumption, enabling natural-language - querying, dynamic visualisation, and reporting * Ensure system portability via containerisation * Collaborate closely with data scientists to integrate self-hosted LLMs and - analysis models into the backend infrastructure * Work with platform engineers to tune deployments for hardware-limited - environments - What You Bring * Strong experience building secure, scalable backend systems in Python and/or - Go * Deep understanding of containerised services, particularly in Kuberne
Architect and implement backend services that support secure, air-gapped AI - deployments, with a focus on NLP-based tooling * Develop pipelines for transcription ingestion and real-time analytical insight - generation * Support graph and RAG-based inference layers using data from structured and - unstructured sources * Build and expose APIs for frontend consumption, enabling natural-language - querying, dynamic visualisation, and reporting * Ensure system portability via containerisation * Collaborate closely with data scientists to integrate self-hosted LLMs and - analysis models into the backend infrastructure * Work with platform engineers to tune deployments for hardware-limited - environments - What You Bring * Strong experience building secure, scalable backend systems in Python and/or - Go * Deep understanding of containerised services, particularly in Kuberne
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Junior Software Developer
Junior Software Developer
COMPANIES HOUSE
Cardiff, South Glamorgan, CF14 3UZ
From £29,047 to £30,944 per annum
We are looking forJunior Software Developersto join us at Companies House. Companies House is a place of digital innovation where you will develop our software services using JavaScript, Typescript and Java. We are a team who use agile practices, try new technologies and work flexibly to suit every individual. This role is instrumental for us to deliver on our goals as an organisation. You would be a part of a software team, writing code, learning and building your career. We are currently using a hybrid approach to the way we work. Our approach to hybrid working provides opportunities for you to be adaptable in the way you work so that you can achieve a healthy balance between your work and home life. We currently expect people to attend their base office a minimum of one day a week but the exact degree of choice you have will depend on your role and your day-to-day
We are looking forJunior Software Developersto join us at Companies House. Companies House is a place of digital innovation where you will develop our software services using JavaScript, Typescript and Java. We are a team who use agile practices, try new technologies and work flexibly to suit every individual. This role is instrumental for us to deliver on our goals as an organisation. You would be a part of a software team, writing code, learning and building your career. We are currently using a hybrid approach to the way we work. Our approach to hybrid working provides opportunities for you to be adaptable in the way you work so that you can achieve a healthy balance between your work and home life. We currently expect people to attend their base office a minimum of one day a week but the exact degree of choice you have will depend on your role and your day-to-day
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We're currently working with a growing SaaS company based in Banbury that are looking for a Senior Software Engineer skilled with C# ASP.NET, Angular, and SQL. This role will naturally grow in to a Lead Engineer position as the team grows. You will be working to develop and build their new payroll project, which will be rolling out nationally, and then internationally. This role is based in Banbury, and it will require you to be onsite a minimum of two days per week. * Professional software engineering experience (typically 5+ years) using C# / ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular (v8+). * Significant understanding and practical experience with relational databases (MySQL /PostgreSQL preferred). * Expertise in version control systems (Git) and branching strategies (Gitflow).
We're currently working with a growing SaaS company based in Banbury that are looking for a Senior Software Engineer skilled with C# ASP.NET, Angular, and SQL. This role will naturally grow in to a Lead Engineer position as the team grows. You will be working to develop and build their new payroll project, which will be rolling out nationally, and then internationally. This role is based in Banbury, and it will require you to be onsite a minimum of two days per week. * Professional software engineering experience (typically 5+ years) using C# / ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular (v8+). * Significant understanding and practical experience with relational databases (MySQL /PostgreSQL preferred). * Expertise in version control systems (Git) and branching strategies (Gitflow).
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Location: Hybrid - Salary: £70,000 - We are seeking a capable and business-savvyDynamics 365 CRM Product Managerto lead the strategy, design, and evolution of our CRM platform. This is a hybrid role that blends traditional product ownership responsibilities with deep platform expertiseincluding hands-on configuration, role management, and solution optimisation across the Dynamics 365 environment. You will act as the central point of contact for CRM functionality, ensuring alignment with business processes and championing continuous improvement through well-informed design and feature decisions. Product Ownership * Serve as the primary owner of the Dynamics 365 CRM product roadmap, prioritising features and enhancements in line with business goals. * Work closely with stakeholders across departments to understand process needs, pain points, and emerging requirements.
Location: Hybrid - Salary: £70,000 - We are seeking a capable and business-savvyDynamics 365 CRM Product Managerto lead the strategy, design, and evolution of our CRM platform. This is a hybrid role that blends traditional product ownership responsibilities with deep platform expertiseincluding hands-on configuration, role management, and solution optimisation across the Dynamics 365 environment. You will act as the central point of contact for CRM functionality, ensuring alignment with business processes and championing continuous improvement through well-informed design and feature decisions. Product Ownership * Serve as the primary owner of the Dynamics 365 CRM product roadmap, prioritising features and enhancements in line with business goals. * Work closely with stakeholders across departments to understand process needs, pain points, and emerging requirements.
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Products & Propositions Lead – Business Mobile
Products & Propositions Lead – Business Mobile
Intercity Technology Limited
Birmingham, West Midlands
Competitive Salary
Drive Innovation as a Business Mobile Product & Propositions Lead! Intercity Technology is seeking an experienced and visionaryBusiness Mobile Product & Propositions Leadto lead the evolution of our mobile product portfolio and drive customer-focused innovation. This strategic and hands-on role is central to shaping the future of our Business Mobile offerings, working across teams and with external partners to deliver market-leading propositions. If youre passionate about mobile technology, thrive in agile environments, and excel at turning insights into impactful solutions, this is your opportunity to make a real difference. Product Strategy & Innovation * Lead the development of mobile propositions from concept to market. * Deliver innovations based on customer, market, and technology insights.
Drive Innovation as a Business Mobile Product & Propositions Lead! Intercity Technology is seeking an experienced and visionaryBusiness Mobile Product & Propositions Leadto lead the evolution of our mobile product portfolio and drive customer-focused innovation. This strategic and hands-on role is central to shaping the future of our Business Mobile offerings, working across teams and with external partners to deliver market-leading propositions. If youre passionate about mobile technology, thrive in agile environments, and excel at turning insights into impactful solutions, this is your opportunity to make a real difference. Product Strategy & Innovation * Lead the development of mobile propositions from concept to market. * Deliver innovations based on customer, market, and technology insights.
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Android Mobile Engineer - Remote
Android Mobile Engineer - Remote
Halian Technology Limited
B1, Birmingham
From £82,000 to £92,000 per annum
Halian Technology are searching for an Android Mobile Engineer to join our clients forward-thinking mobile team. Our client is one of the UKs most trusted and innovative omni-channel retailers, where technology and customer experience go hand in hand. If youre passionate about delivering high-quality mobile experiences and want to work with modern tools, great people, and at a company where learning and development are core valuesthis is the role for you. * Lead Android engineering efforts on customer-facing apps used by millions across the UK. * Influence architecture and development strategy within a high-performing Agile squad. * Provide technical assurance and guidance across complex, high-impact projects. * Collaborate cross-functionally with iOS Engineers, BAs, QAs, Designers, and UX Specialists.
Halian Technology are searching for an Android Mobile Engineer to join our clients forward-thinking mobile team. Our client is one of the UKs most trusted and innovative omni-channel retailers, where technology and customer experience go hand in hand. If youre passionate about delivering high-quality mobile experiences and want to work with modern tools, great people, and at a company where learning and development are core valuesthis is the role for you. * Lead Android engineering efforts on customer-facing apps used by millions across the UK. * Influence architecture and development strategy within a high-performing Agile squad. * Provide technical assurance and guidance across complex, high-impact projects. * Collaborate cross-functionally with iOS Engineers, BAs, QAs, Designers, and UX Specialists.
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Software Engineer
Software Engineer
Convergence Group Ltd
Shirley, B90 4RZ
£50000.00 to £60000.00 per year plus additional benefits
At Convergence Group, we’ve spent the last 20 years building a business that lasts - powered by resilience, continuous improvement, and a product-led mindset. Now, we’re scaling fast and shaking up an industry that’s ripe for innovation. As a Software Engineer at Convergence, you’ll play a key role across the entire software development lifecycle, from planning and architecture through delivery and maintenance. You’ll help us evolve our connectivity products and internal tools using modern technologies -while contributing to an engineering culture that values clean code, autonomy, and continuous improvement. * Build and maintain high-quality, scalable web applications using C#, JavaScript, web development frameworks and libraries (e.g. React, Next.js, Blazor), and Azure services. * Design intuitive front-end experiences and robust back-end logic with seamless ...
At Convergence Group, we’ve spent the last 20 years building a business that lasts - powered by resilience, continuous improvement, and a product-led mindset. Now, we’re scaling fast and shaking up an industry that’s ripe for innovation. As a Software Engineer at Convergence, you’ll play a key role across the entire software development lifecycle, from planning and architecture through delivery and maintenance. You’ll help us evolve our connectivity products and internal tools using modern technologies -while contributing to an engineering culture that values clean code, autonomy, and continuous improvement. * Build and maintain high-quality, scalable web applications using C#, JavaScript, web development frameworks and libraries (e.g. React, Next.js, Blazor), and Azure services. * Design intuitive front-end experiences and robust back-end logic with seamless ...
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Senior Databricks Data Engineer
Senior Databricks Data Engineer
Bibby Financial Services
Adderbury, OX17 3NS
£60,000 - £70,000 per annum
Bibby Financial Services have an exciting opportunity available for a reliable Senior Databricks Data Engineer to join our team. You will join us on a full time, permanent basisand in return, you will receive a competitive salary of £60,000 - £70,000 per annum. As our Senior Databricks Data Engineer, you will operate within an Agile delivery environment, working closely with the Data Product Manager and Data Architect to ensure your team maintains a pipeline of delivery against the Backlog; providing vital insight from our wide-ranging dataset to support executive and operational decision making that will underpin sustained growth of BFS business units domestically and internationally. You will have an active leadership role in determining and developing the shape of your teams solution delivery against business requirements, as well as helping to inform and input int
Bibby Financial Services have an exciting opportunity available for a reliable Senior Databricks Data Engineer to join our team. You will join us on a full time, permanent basisand in return, you will receive a competitive salary of £60,000 - £70,000 per annum. As our Senior Databricks Data Engineer, you will operate within an Agile delivery environment, working closely with the Data Product Manager and Data Architect to ensure your team maintains a pipeline of delivery against the Backlog; providing vital insight from our wide-ranging dataset to support executive and operational decision making that will underpin sustained growth of BFS business units domestically and internationally. You will have an active leadership role in determining and developing the shape of your teams solution delivery against business requirements, as well as helping to inform and input int
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