29 software developer jobs found

Salary 500 Inside IR35 City Swansea Province Swansea Country United Kingdom Postal Code SA1 Job Description About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful and innovative technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. We are passionate about user-centred design, agile delivery, and building digital services that make a real difference. Our teams work at the forefront of innovation, helping organisations transform and deliver high-quality, scalable solutions that truly matter.   Overview We're looking for a hands-on Lead Software Developer to lead engineering on high-volume public services for our UK government clients. You'll set the technical direction for your team, write code alongside them, and make sure what you build holds up under...

Lead Software Developer ( SC Eligible/ SC Cleared )    Swansea, United Kingdom | Posted on 29/10/2026 About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful and innovative technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. We are passionate about user-centred design, agile delivery, and building digital services that make a real difference. Our teams work at the forefront of innovation, helping organisations transform and deliver high-quality, scalable solutions that truly matter.   Overview We're looking for a hands-on Lead Software Developer to lead engineering on high-volume public services for our UK government clients. You'll set the technical direction for your team, write code alongside them, and make sure what you build holds up under real-world volume. Much...

Salary £450-£500 Outside IR35 City Taunton Province Somerset Country United Kingdom Postal Code TA1 Job Description About Scrumconnect Consulting   Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful and innovative technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens.   We are passionate about user-centred design, agile delivery, and building digital services that make a real difference. Our teams work at the forefront of innovation, helping organisations transform and deliver high-quality, scalable solutions that truly matter.   Overview We are seeking an experienced Lead Technical Developer to provide hands-on technical leadership within a client delivery team. You will be responsible for driving engineering standards, code quality, and the technical...

Full-Stack Developer – React, React Native & .NET | Maritime Defence | Outside IR35 Contract About the opportunity Puma Berry is seeking two Full-Stack Developers, one mid-level and one senior , for an upcoming maritime defence software programme. You will help develop applications that enable users to record vessel inspections, capture survey data and synchronise information across connected and offline environments. Working within an established Agile team, you will contribute across web, mobile and backend development alongside business analysts, designers, developers and testers. These opportunities are subject to contract award. Contract details Rate — £425–£525 per day, depending on experience and role level. IR35 status — Expected to be outside IR35, subject to confirmation. Location — Predominantly remote within the UK, with approximately monthly visits to Bath. Start — 23...

Role Overview We are looking for a Senior Delphi Developer with deep expertise in Delphi 10.4 or later , strong understanding of software development life cycle (SDLC) , and hands-on experience in Oracle PL/SQL and RDBMS . The ideal candidate will be responsible for designing, developing, and maintaining enterprise-grade business applications, while also contributing to build automation and deployment processes using tools such as TeamCity and Octopus . This role requires excellent debugging skills, experience in developing custom controls, and collaboration with cross-functional teams to deliver robust and scalable software solutions. Experience: 10–14 years Key Responsibilities Design, develop, and maintain business applications using Delphi 10.4 or newer versions . Participate in the full Software Development Life Cycle (SDLC) — from requirements gathering to deployment and support. Configure and maintain automated build and...

Senior Delivery Manager - Appvia - Active UK Government Security Clearance required Internal Title: Senior Delivery Manager Location: London, UK (Hybrid - typically 1-2 days per week in office) Contract: Permanent or Contract Start Date: Immediate start (Early December) Package: £60,000 - £80,000 + 10% Bonus + 10% Shares + Benefits (see more below) Contract Day Rate: £600 Inside IR35   About Us Appvia is a specialist cloud, platform engineering, and AI enablement consultancy, helping organisations design, build, and operate modern cloud platforms at scale. We work across public and private sector organisations, delivering outcomes in complex and highly regulated environments. Our focus is on enabling teams to improve delivery performance, adopt modern engineering practices, and build secure, scalable platforms that support long-term change. Our work spans cloud migration, platform engineering, DevOps transformation, and...

Salary £450-£500 Outside IR35 City Taunton Province Somerset Country United Kingdom Postal Code TA1 Job Description About Scrumconnect Consulting   Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful and innovative technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens.   We are passionate about user-centred design, agile delivery, and building digital services that make a real difference. Our teams work at the forefront of innovation, helping organisations transform and deliver high-quality, scalable solutions that truly matter.   Overview We are seeking an experienced Lead Technical Developer to provide hands-on technical leadership within a client delivery team. You will be responsible for driving engineering standards, code quality, and the technical...

Role Overview We are looking for a Senior Delphi Developer with deep expertise in Delphi 10.4 or later , strong understanding of software development life cycle (SDLC) , and hands-on experience in Oracle PL/SQL and RDBMS . The ideal candidate will be responsible for designing, developing, and maintaining enterprise-grade business applications, while also contributing to build automation and deployment processes using tools such as TeamCity and Octopus . This role requires excellent debugging skills, experience in developing custom controls, and collaboration with cross-functional teams to deliver robust and scalable software solutions. Experience: 10–14 years Key Responsibilities Design, develop, and maintain business applications using Delphi 10.4 or newer versions . Participate in the full Software Development Life Cycle (SDLC) — from requirements gathering to deployment and support. Configure and maintain automated build and...

Salary £450-£500 Outside IR35 City Taunton Province Somerset Country United Kingdom Postal Code TA1 Job Description About Scrumconnect Consulting   Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful and innovative technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens.   We are passionate about user-centred design, agile delivery, and building digital services that make a real difference. Our teams work at the forefront of innovation, helping organisations transform and deliver high-quality, scalable solutions that truly matter.   Overview We are seeking an experienced Lead Technical Developer to provide hands-on technical leadership within a client delivery team. You will be responsible for driving engineering standards, code quality, and the technical...

Contract Lead .Net Developer - Optimizely Description We are recruiting for a Contract Lead .NET Developer with strong experience in modern .NET/C# architectures and hands-on Optimizely experience, stepping in to spearhead the build of greenfield digital platforms for one of our key enterprise clients. Role Overview Role:  Lead .NET Developer (Associate / Contract) Rate:  £550 – £600 per day Location:  Primarily remote (occasional travel to client sites in London / Watford) Duration:  6-month initial contract (strong potential for extension) Start Date:  ASAP Who We Are: AND Digital are a tech company focused on accelerating digital delivery and dedicated to closing the digital skills gap. We’ve been helping organisations build better digital products and stronger digital teams since 2014.We believe our work should always make a remarkable impact for our clients. We do this through...

We are looking for a Senior Delphi Developer with deep expertise in Delphi 10.4 or later , strong understanding of software development life cycle (SDLC) , and hands-on experience in Oracle PL/SQL and RDBMS . The ideal candidate will be responsible for designing, developing, and maintaining enterprise-grade business applications, while also contributing to build automation and deployment processes using tools such as TeamCity and Octopus . This role requires excellent debugging skills, experience in developing custom controls, and collaboration with cross-functional teams to deliver robust and scalable software solutions. Experience: 10–14 years Key Responsibilities Design, develop, and maintain business applications using Delphi 10.4 or newer versions . Participate in the full Software Development Life Cycle (SDLC) — from requirements gathering to deployment and support. Configure and maintain automated build and deployment pipelines...

Knowledge & Experience / Qualifications · Knowledge of Kafka data pipelines and messaging solutions to support critical business operations and enable real-time data processing. · Monitoring Kafka performance, enhancing decision making and operational efficiency · Collaborating with development teams to integrate Kafka applications and services. · Maintain an architectural library for Kafka deployment models and patterns · Helping developers to maintain Kafka connectors such as JDBC, MongoDB and S3 connectors, along with topics schemas, to streamline data ingestion from databases, NoSQL data stores and cloud storage, enabling faster data insight. Job Type: Freelance Pay: £500.00-£580.00 per day

This role is delivered within secure environments. Candidates must be eligible for UK SC clearance and hold UK citizenship. Join the Mission At ByDesign Secure, we believe that world-class security shouldn't be an afterthought—it should be the foundation. We are an independent, outputs-based consultancy dedicated to solving complex data assurance challenges in the UK public sector. We are a lean, expert team focused on delivering high-impact outcomes. If you are a self-starter who thrives on autonomy and wants your work to contribute to secure, nationally significant programmes, we want to talk to you. About the Opportunity We’re looking for an experienced and collaborative Technical Editor to work closely with our architecture, engineering and software development teams. This is not simply a proofreading role: you will evaluate the logic, structure and readability of deeply technical documents and help ensure complex information is accurate, clear and...

This role is delivered within secure environments. Candidates must be eligible for UK SC clearance and hold UK citizenship. Join the Mission At ByDesign Secure, we believe that world-class security shouldn't be an afterthought—it should be the foundation. We are an independent, outputs-based consultancy dedicated to solving complex data assurance challenges in the UK public sector. We are a lean, expert team focused on delivering high-impact outcomes. If you are a self-starter who thrives on autonomy and wants your work to contribute to secure, nationally significant programmes, we want to talk to you. About the Opportunity We’re looking for an experienced and collaborative Technical Editor to work closely with our architecture, engineering and software development teams. This is not simply a proofreading role: you will evaluate the logic, structure and readability of deeply technical documents and help ensure complex information is accurate, clear and...

CDS & Data Labelling Specialist (inc. DLP) This role is delivered within secure environments. Candidates must hold active SC/DV clearance and hold UK citizenship. Join the Mission At ByDesign Secure, we believe that world-class security shouldn't be an afterthought—it should be the foundation. We are an independent, outputs-based consultancy dedicated to solving the most complex data assurance challenges in the UK public sector. Currently, we working on a landmark transformation of a cross-government secure IT system. This is an exciting opportunity to help engineer a private cloud environment from the ground up and modernize the end-user services that power national decision-making. We don't believe in "billing by the hour" or rigid hierarchies; we are a lean, expert team focused on delivering high-impact technical outcomes. If you are a self-starter who thrives on autonomy and wants to see your engineering or architectural decisions shape the future of...

About Us In 2019, the founders were working as engineers solving complex cross-domain problems within government organisations. TwinStream was formed to bring together their collective expertise and experience into a single business, focused on delivering technical excellence and high-quality service to clients. Since then, the company has grown to over 100 team members across the UK, with colleagues working both on-site with clients, hybrid and remotely from home.   Details: 3-month (rolling) contract outside of IR35 Rate: £500 - £600 per day /   Location: Remote, with potential travel to the Bristol office in the future. Security: BPSS     About the role: TwinStream software engineers (Java) develop components of a cross-domain security system within an agile development team. They are involved in the entire software development lifecycle, which includes understanding the need for change,...

Required Core Skills: Bachelor's degree or foreign equivalent required from an accredited institution. Will also consider three years of progressive experience in the specialty in lieu of every year of education. 10+ years of overall IT experience with a minimum of 5 years of hands-on experience in Microsoft Dynamics 365 FO/FSCM/AX. At least 4-5 End-to-End implementation experience D365 FO/FSCM/AX including integrations with externals applications. Ability/Experience in designing large Technology landscapes including multiple system integrations preferably with D365 FO/FSCM/AX Technical development and troubleshooting skills in areas like SSRS, Workflows, deployments, alerts & email, data management, role permissions etc., in D365 FO/FSCM/AX Understanding of On-Prem and Azure deployments in D365 FO/FSCM/AX Good understanding of integration protocols to be followed in large system integrations Understanding of Lifecycle Services and Azure DevOps...

Software Engineer - Java and C++ (contract outside of IR35)   Details: 3-month (rolling) contract outside of IR35 Rate: £500 - £600 per day Location: Remote Security: BPSS   About the role: TwinStream software engineers (Java) develop components of a cross-domain security system within an agile development team. They are involved in the entire software development lifecycle, which includes understanding the need for change, software design, coding, testing, delivery, and support. A TwinStream software engineer is not just a coder; they comprehend the business and domain challenges and utilize their technical skills to address those issues.   Responsibilities: Understand high-level requirements and collaborate to find solutions Investigate technologies to gain a deep understanding of their applicability Develop high-quality code Problem-solving deeply technical issues Build tests at all stages...

Key Accountabilities Responsibilities will include: · Design, develop and maintain highly available, secure, and performant backend REST API services along with frontend client using Python , Golang, Docker and Cloud-Native services . · Implement and manage database schema changes using Liquibase , ensuring alignment with compliance and audit standards. · Collaborate closely with Architecture and DevOps teams to enhance, maintain and mature Product capabilities/features. · Perform root cause analysis and implement solutions for incidents and performance bottlenecks. Qualifications and experience The ideal candidate for this role will have the below experience and qualifications: · Bachelor’s or Master’s degree in Computer Science or equivalent industry experience. · Comes from Software Engineering background with infrastructure experience. · 5+ years of development experience...

Knowledge & Experience / Qualifications · Knowledge of Kafka data pipelines and messaging solutions to support critical business operations and enable real-time data processing. · Monitoring Kafka performance, enhancing decision making and operational efficiency · Collaborating with development teams to integrate Kafka applications and services. · Maintain an architectural library for Kafka deployment models and patterns · Helping developers to maintain Kafka connectors such as JDBC, MongoDB and S3 connectors, along with topics schemas, to streamline data ingestion from databases, NoSQL data stores and cloud storage, enabling faster data insight. Job Type: Freelance Pay: £500.00-£580.00 per day