Calculations Coder

Xafinity Consulting Ltd; Reading; Hybrid; GBP 40,000 - 60,000; Full time

Benefits offered by this job

Competitive salary

Annual discretionary bonus

25 days’ holiday with buy/sell

Pension matching

Healthcare plans

Life assurance

Employee assistance

Paid volunteer days

Job summary

XPS Group is seeking a Calculations Coder in Reading to implement and maintain scheme-specific calculations using C# on the Calculate platform. You will tailor calculation templates to meet individual scheme rules and work closely with analysts and administrators to ensure accurate configurations.

The role focuses on scheme-level coding rather than global code development, with collaboration across teams and participation in Agile processes.

Qualifications

• Previous working experience in Calculation Implementations.
• Ability to work within prescribed frameworks and timescales.
• Good problem-solving skills and lateral thinking.
• Strong communication and stakeholder management abilities.
• Experience with test-driven development or unit/integration tests is desirable.

Responsibilities

• Build and maintain calculations for individual schemes using predefined calculation templates.
• Tailor calculation logic to suit scheme rules and benefit types.
• Set up and maintain test cases for scheme-specific calculations.
• Investigate and resolve scheme-related issues or change requests (bug fixes, enhancements).
• Participate in stand-ups, sprint ceremonies and contribute to sprint goals.
• Collaborate with analysts and admin teams to clarify scheme-specific requirements.
• Use Jira for managing workflow, tracking tasks and reporting progress.

Skills

Calculation implementations

Problem solving

Communication skills

Change ownership

Tools

SQL

Power BI

Azure Data Factory

C#

Visual Studio

VSCode

Job description

At XPS, we don't just value the work you do – we value you. Your ambition, your ideas, your career goals and your life outside of work.Whether you're looking for your next challenge, greater flexibility, or a place where you can make a real impact, you'll find opportunities to thrive at XPS. We're built on collaboration, trust and expertise, giving our people the freedom to work their way, shape their path and be themselves.If you're looking for a career where you can grow, belong and make a difference, we'd love to hear from you.Find a career that's built for you.

The job requirements are detailed below. Where applicable the skills, qualifications and memberships required for this job have also been included.As disability confident committed, we will support all applicants throughout the recruitment process. Each stage of the process is inclusive and offers reasonable adjustments where required.If you need the job description in an alternative format or would like us to do anything differently during the application process, please let us know.

Job details

Contractual hours 36.25

Basis Full time

Job category/type - XPS Administration

Date posted 13/10/2026

Job reference REQ003839

Calculations Coder

Location: Reading

Employment Type: Permanent, Full Time

Grade: Consultant

Hybrid

REQ003839

About XPS Group:

XPS Group is a prominent and growing UK consultancy and administration firm within the pensions and insurance sectors. As a FTSE 250 company with over 2000 employees, we leverage expertise alongside advanced technology to serve over 1,400 pension schemes and their sponsors. Our goal is to foster a workplace where diverse talents thrive.

About the Role:

This role is within Implementation Services (IST). IST is comprised of specialist teams whose members support the XPS Administration business in a variety of areas. The teams provide technical, IT and specialist expertise to XPS Administration that underpins the quality solutions we provide to our administration clients. The teams are located across the XPS Administration national offices.

As a Calculations Coder, you will implement and maintain scheme-specific calculations using C# on the Calculate platform. This role ensures that individual pension schemes are correctly configured using tailored calculation templates, aligned with scheme requirements and business rules.

Focussed on scheme-level coding, as distinct from global code development. Work closely with analysts and administrators to understand scheme-specific logic and deliver custom implementations.

Key Responsibilities:

• Build and maintain calculations for individual schemes using predefined calculation templates.
• Tailor calculation logic and structure to suit unique scheme rules and benefit types.
• Set up and maintain test cases for scheme specific calculations.
• Investigate and resolve scheme-related issues or change requests (e.g. bug fixes, enhancements).
• Participate in team stand-ups, sprint ceremonies, and contribute to sprint goals.
• Collaborate with analysts and admin teams to clarify scheme-specific requirements.
• Use Jira for managing workflow, tracking tasks, and reporting progress.

Due to the changing nature of the business, the job holder may from time to time be required to undertake other activities of a similar nature that fall within their capabilities.

Your Profile:

• Previous working experience in Calculation Implementations.
• Good technical skills and ability to work within prescribed frameworks and timescales.
• Good problem-solving skills and ability to think laterally.
• Enthusiasm for and commitment to producing high-quality work within the prescribed frameworks.
• Good communications skills with the ability to build working relationships with different stakeholder.
• Driving Change & Improvement.
• Ownership and contributing actively
• Ability to work independently and as part of a team and cross departments with the ability to adapt and react to demand changes.
• Actively staying current with Technology trends in the programming/technical community.
• Familiarity within the Employee Benefits and/or Life & Pensions industries.
• Familiarity with pensions administration software.
• Understands the methodologies used in a software development and support environment e.g. Agile, Waterfall, ITIL.
• Some experience working with test-driven development or writing/maintaining unit/integration tests.
• Qualification or evidence to support individual discipline, this could be but not limited to; SQL, PowerBI, Azure Data Factory.
• Desirable skills, C# and Visual Studio / VSCode.
• Identification and management of Change control.
• Solid working knowledge of Microsoft suite and other analytical applications.
• Represent the team/department as subject matter expert on a wide range of projects.
• Positive and adaptable, responds well to feedback and need for change.
• Operates within organisational values.
• Big Picture Thinking.

What We Offer:

Enjoy a competitive salary, annual discretionary bonus, and 25 days’ holiday with buy/sell flexibility. Benefits include pension matching, healthcare plans, life assurance, and retailer discounts. We support our team with a flexible benefits scheme, employee assistance, and digital GP service. Participating in volunteering events is encouraged with paid volunteer days available. Referral bonuses are offered for introducing suitable candidates to XPS.

XPS Group is committed to diversity and equal opportunities. We welcome applications from all candidates, irrespective of sex, race, disability, sexual orientation, religion, or belief. As a Disability Confident employer, we ensure accessible and supportive work settings for all employees.

Any employment offer made will be conditional upon you satisfying DBS Disclosure checks, Employment or educational references, Satisfactory credit checks and eligibility to work in the UK before an offer can be made. XPS Group is not able to provide sponsorship to employees.