19 back end developer jobs found

About the Role Join the Justice Redact team at the Ministry of Justice to design and build both the backend and frontend of an AI-powered Personally Identifiable Information (PII) redaction Minimum Viable Product (MVP). You'll work alongside Full-Stack Developers, Data Scientists, a User Researcher, Product Lead, Delivery Manager, Subject Matter Experts and a Senior Interaction Designer.   The team's Data Scientists have already developed an early prototype and you'll work closely with them to ensure everything runs smoothly, securely and reliably from front-end to back-end. This project addresses a major challenge: meeting rising demand for data through Subject Access Requests (SARs), Freedom of Information (FOI) requests and other information-heavy use cases. Current workflows are manual and fragmented, making it hard to meet strict legal deadlines and driving up costs. Your role will be pivotal in modernising these processes, improving efficiency and reducing...

About the Role Join the Justice Redact team at the Ministry of Justice to design and build both the backend and frontend of an AI-powered Personally Identifiable Information (PII) redaction Minimum Viable Product (MVP). You'll work alongside Full-Stack Developers, Data Scientists, a User Researcher, Product Lead, Delivery Manager, Subject Matter Experts and a Senior Interaction Designer.   The team's Data Scientists have already developed an early prototype and you'll work closely with them to ensure everything runs smoothly, securely and reliably from front-end to back-end. This project addresses a major challenge: meeting rising demand for data through Subject Access Requests (SARs), Freedom of Information (FOI) requests and other information-heavy use cases. Current workflows are manual and fragmented, making it hard to meet strict legal deadlines and driving up costs. Your role will be pivotal in modernising these processes, improving efficiency and reducing...

Contract Java Developer We are looking for a Senior Angular Developer to join us on a 6 month contract, £550-600 per day.   Key Skills:   Proven development experience of working as a Lead Engineer in a commercial development team with an expert understanding of Angular, React, Typescript or similar technologies, and Java (back end), with wider experience in different tools and frameworks across the stack. Commercial experience working with agile methodologies. The ability to take clients wider business concerns into account when making technical decisions and dealing with the challenges from stakeholders that come with this. Experience of implementing architecture, DevOps, performance or security and an understanding and ownership of best practice as a Lead Engineer (eg. TDD, SOLID, XP) Comfortable mentoring junior engineers and supporting Squad Leads, with the attributes to provide technical guidance as the most senior engineer...

Job Introduction Main Responsibilities As a Java Developer (6M day rate contract) you will be joining the IT team responsible for the delivery, support and maintenance of Handelsbanken PLC’s Core Banking systems encompassing Platforming, Risk, Payments, Lending and Customer Data. As a Java Developer you will be providing expertise in the full software development life cycle. Key Responsibilities Use your initiative to work with Senior Java Development, UI/UX Development and Agile Transformation to help shape, architect and deliver greenfield/brownfield/integration applications employing best design and development practice Positively effective at systems analysis, solving technical problems and development excellence given the constraints of the Bank’s environment Follow cross-functional development best practice, including but not restricted to, Functional and Non-Functional Analysis, Application Architecture, Design, Coding and Unit Testing,...

Job Specification – Full-Stack Prototyper Job Summary We are seeking a Full-Stack Prototyper to rapidly develop functional proofs of concept that validate AI-driven opportunities within the UK home-buying and mortgage market. This role sits at the technical centre of the Innovation Unit, working at high speed to turn hypotheses into tangible demonstrations that inform strategic decisions. You will work across front-end, back-end, AI integrations, and lightweight data handling. Your work will help determine whether we build , buy , or stop ideas early, enabling the organisation to focus investment on concepts with genuine value and feasibility. Unlike a traditional software engineer, this role focuses on speed, experimentation, exploration of emerging AI tools, and clear communication of technical learnings. You will turn ambiguity into working prototypes that test desirability, feasibility, and viability. Key Responsibilities 1) Rapid...

Senior Java/React Full Stack Developer Location: London or Newcastle, UK (Hybrid - ~1 day per week in office / onsite) Contract: Contract - 6 months with view to extend Day Rate: £550 - £600 per day - Outside IR35 About Appvia Appvia is a specialist cloud, platform, and solutions engineering consultancy. We help organisations modernise software systems, improve developer productivity, and adopt cloud-native practices that enable long-term, sustainable delivery. Our software engineering work focuses on modern application development, domain-driven design, and improving delivery outcomes through better architecture, testing, and developer experience. About the Role We are looking for a Senior Java/React Full Stack Developer to join Appvia on a contract basis, working as a hands-on engineering consultant within our Solutions Engineering team. This role is focused on modernising large, complex software systems, reducing technical debt, and improving...

Senior Java/React Full Stack Developer Location: London or Newcastle, UK (Hybrid - ~1 day per week in office / onsite) Contract: Contract - 6 months with view to extend Day Rate: £550 - £600 per day - Outside IR35 About Appvia Appvia is a specialist cloud, platform, and solutions engineering consultancy. We help organisations modernise software systems, improve developer productivity, and adopt cloud-native practices that enable long-term, sustainable delivery. Our software engineering work focuses on modern application development, domain-driven design, and improving delivery outcomes through better architecture, testing, and developer experience. About the Role We are looking for a Senior Java/React Full Stack Developer to join Appvia on a contract basis, working as a hands-on engineering consultant within our Solutions Engineering team. This role is focused on modernising large, complex software systems, reducing technical debt, and improving...

NS&I is one of the largest savings organisations in the UK with more than 24 million customers and over £218 billion invested. We are both a government department and an Executive Agency of the Chancellor of the Exchequer. Our origins can be traced back more than 150 years to 1861.   A small company with a big reach. We care for colleagues, respect one another, invest in our people and manage talent effectively.   This role is subject to Baseline Personnel Security Standard and financial credit checks.   As a M365 Product Manager , your main responsibilities will be: Lead the M365 product road map, driving its adoption and delivery. Ensuring it aligns with business goals. Manage product lifecycle, help build the current roadmap into an actionable plan collaborating with stakeholders to deliver value. Translating technical roadmaps into user-centric experiences and ensuring continued improvement. Engage with internal...

Investec is a distinctive Specialist Bank serving clients principally in the UK and South Africa. Our culture gives us our edge: we work hard to find colleagues who'll think out of the ordinary and we put them in environments where they'll flourish. We combine a flat structure with a focus on internal mobility. If you can bring an entrepreneurial spirit and a desire to learn and collaborate to your work, this could be the boost your career deserves.   Contract D365 Product Owner 6 month sabbatical cover Inside IR35   Investec are looking for an experienced senior Dynamics 365 Product Owner to join the D365 Digital & Technology team on a 6 month contract basis, supporting Investec Bank as we undertake a once-in-a-generation transformation to move to a fully cloud native & SaaS technology stack, entirely built on Azure. As part of this transformation, we are heavily leveraging D365 as the backbone of our business processes....

Job Introduction Handelsbanken are looking to hire an Intra-Group Service Management Lead. This role will be responsible for all improvement activity associated with the Intra-Group Services Agreement (IGSA) Enhancement Programme, ensuring alignment with the Bank’s Third Party and Outsourcing Policy and associated regulation. It will also oversee the day-to-day management of the Bank’s Intra-Group Services Agreement, in line with the Bank’s Third Party and Outsourcing Policy and associated regulation. This role will instil a strong service management ethos culture aligned to the improvement programme. In all aspects of the role, there will be a strong reliance on sound improvement practices to ensure the Bank makes steady progress on its technology regulatory agenda whilst maintaining the stability and control of the existing services. Main Responsibilities Lead the IGSA Enhancement Programme, ensuring it delivers successfully within the agreed...

The Home Office covers three systems Homeland Security, Public Safety and Borders, and Immigration and Citizenship. These systems work collaboratively to deliver our cross-cutting priorities, whilst providing increasingly efficient and secure services for the public. These are difficult areas that can rapidly change in the global environment we work in - this makes us one of the most exciting and stimulating government departments in which to work.   The roles involve contributing to the stabilization, maintenance, and improvement of the Metis Live Service within the Shared Application Services. The primary focus is on ensuring the seamless operation of the service while also preparing for future enhancements. Below is an outline of key responsibilities associated with this position, although it is not an exhaustive list.   As an Oracle Fusion Support and Implementation Analyst your main responsibilities will be:   Workload Planning and...

Job Introduction We are seeking a versatile and proactive ‘Application Security Consultant’’ to join Handelsbanken UK which is currently undergoing a major technology transformation programme. We are modernising our tech stack whilst preserving trust and security. You will act as the security lead in an application development delivery team working across a complex hybrid tech stack including Java/React, J2EE microservices, RPG/JSP hosted on z/OS and an API driven architecture. A key focus of this role will involve uplifting our application development security processes to enable the team to deliver quickly and securely. You will operate our existing secure change process whilst helping revise and uplift the application development security assurance operating model. Your work will cover metrics, templates, controls, automation, secure code practices and workflows. The Bank operates an model where information security consultants are embedded into...

Investec is a distinctive Specialist Bank serving clients principally in the UK and South Africa. Our culture gives us our edge: we work hard to find colleagues who'll think out of the ordinary and we put them in environments where they'll flourish. We combine a flat structure with a focus on internal mobility. If you can bring an entrepreneurial spirit and a desire to learn and collaborate to your work, this could be the boost your career deserves.   Contract D365 Product Owner 6 month sabbatical cover Inside IR35   Investec are looking for an experienced senior Dynamics 365 Product Owner to join the D365 Digital & Technology team on a 6 month contract basis, supporting Investec Bank as we undertake a once-in-a-generation transformation to move to a fully cloud native & SaaS technology stack, entirely built on Azure. As part of this transformation, we are heavily leveraging D365 as the backbone of our business processes....

Application Security Consultant - 6M Contract Job Introduction We are seeking a versatile and proactive 'Application Security Consultant ' ' to join Handelsbanken UK which is currently undergoing a major technology transformation programme. We are modernising our tech stack whilst preserving trust and security. You will act as the security lead in an application development delivery team working across a complex hybrid tech stack including Java/React, J2EE microservices, RPG/JSP hosted on z/OS and an API driven architecture. A key focus of this role will involve uplifting our application development security processes to enable the team to deliver quickly and securely. You will operate our existing secure change process whilst helping revise and uplift the application development security assurance operating model. Your work will cover metrics, templates, controls, automation, secure code practices and workflows. The Bank operates an model where information security...

Investec is a distinctive Specialist Bank serving clients principally in the UK and South Africa. Our culture gives us our edge: we work hard to find colleagues who'll think out of the ordinary and we put them in environments where they'll flourish. We combine a flat structure with a focus on internal mobility. If you can bring an entrepreneurial spirit and a desire to learn and collaborate to your work, this could be the boost your career deserves.   Contract D365 Product Owner 6 month sabbatical cover Inside IR35   Investec are looking for an experienced senior Dynamics 365 Product Owner to join the D365 Digital & Technology team on a 6 month contract basis, supporting Investec Bank as we undertake a once-in-a-generation transformation to move to a fully cloud native & SaaS technology stack, entirely built on Azure. As part of this transformation, we are heavily leveraging D365 as the backbone of our business processes....

Intra-Group Service Management Lead - 12 m Contract Job Introduction Handelsbanken are looking to hire an Intra-Group Service Management Lead. This role will be responsible for all improvement activity associated with the Intra-Group Services Agreement (IGSA) Enhancement Programme, ensuring alignment with the Bank 's Third Party and Outsourcing Policy and associated regulation. It will also oversee the day-to-day management of the Bank 's Intra-Group Services Agreement, in line with the Bank 's Third Party and Outsourcing Policy and associated regulation. This role will instil a strong service management ethos culture aligned to the improvement programme. In all aspects of the role, there will be a strong reliance on sound improvement practices to ensure the Bank makes steady progress on its technology regulatory agenda whilst maintaining the stability and control of the existing services. Main Responsibilities • Lead the IGSA Enhancement Programme, ensuring it...

Information Security Consultant - 6M Contract Job Introduction We are seeking a versatile and proactive Information Security Consultant to join Handelsbanken UK which is currently undergoing a major technology transformation programme. The successful candidate will be embedded within a technology delivery team, playing a critical role in ensuring that security is integrated seamlessly into change initiatives from inception through delivery. The Bank operates an model where information security consultants are embedded into workstreams acting as the security lead for that delivery team. This is not a traditional advisory role - you will be actively participating in solving information security problems, working closely with engineers, product managers, and business stakeholders to identify, assess, and collaboratively solve security challenges and ensure the team can continue to deliver a pace. This is a unique opportunity to work on an exciting technology change programme,...

Reapit - Who are we? Reapit is the original, end-to-end business technology provider for estate agencies of all sizes. We've been helping sales and lettings agents to build relationships and grow their businesses for more than 25 years. Our technology connects property professionals in Europe, the Middle East, Australia, and New Zealand with buyers, sellers, tenants and landlords to power the relationships that change lives. In the United Kingdom and Ireland, Reapit's market-leading technology product suite provides estate and lettings agents with powerful tools covering sales, lettings, property management, block management, client accounts and analytics, underpinned by a robust, security infrastructure. Please note - candidates without recent/current AWS will not be considered. What you'll be doing Design and develop scalable, high-performance REST APIs and microservices using C# and .NET Core. Implement cloud-native applications leveraging AWS services...

Investec is a distinctive Specialist Bank serving clients principally in the UK and South Africa. Our culture gives us our edge: we work hard to find colleagues who'll think out of the ordinary and we put them in environments where they'll flourish. We combine a flat structure with a focus on internal mobility. If you can bring an entrepreneurial spirit and a desire to learn and collaborate to your work, this could be the boost your career deserves.   Contract D365 Product Owner 6 month sabbatical cover Inside IR35   Investec are looking for an experienced senior Dynamics 365 Product Owner to join the D365 Digital & Technology team on a 6 month contract basis, supporting Investec Bank as we undertake a once-in-a-generation transformation to move to a fully cloud native & SaaS technology stack, entirely built on Azure. As part of this transformation, we are heavily leveraging D365 as the backbone of our business processes....